diff --git a/Objects/unicodeobject.c b/Objects/unicodeobject.c
index c668d0c..296077e 100644
--- a/Objects/unicodeobject.c
+++ b/Objects/unicodeobject.c
@@ -125,59 +125,59 @@
 
 /* Fast detection of the most frequent whitespace characters */
 const unsigned char _Py_ascii_whitespace[] = {
-	0, 0, 0, 0, 0, 0, 0, 0,
+    0, 0, 0, 0, 0, 0, 0, 0,
 /*     case 0x0009: * HORIZONTAL TABULATION */
 /*     case 0x000A: * LINE FEED */
 /*     case 0x000B: * VERTICAL TABULATION */
 /*     case 0x000C: * FORM FEED */
 /*     case 0x000D: * CARRIAGE RETURN */
-	0, 1, 1, 1, 1, 1, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0,
+    0, 1, 1, 1, 1, 1, 0, 0,
+    0, 0, 0, 0, 0, 0, 0, 0,
 /*     case 0x001C: * FILE SEPARATOR */
 /*     case 0x001D: * GROUP SEPARATOR */
 /*     case 0x001E: * RECORD SEPARATOR */
 /*     case 0x001F: * UNIT SEPARATOR */
-	0, 0, 0, 0, 1, 1, 1, 1,
+    0, 0, 0, 0, 1, 1, 1, 1,
 /*     case 0x0020: * SPACE */
-	1, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0,
+    1, 0, 0, 0, 0, 0, 0, 0,
+    0, 0, 0, 0, 0, 0, 0, 0,
+    0, 0, 0, 0, 0, 0, 0, 0,
+    0, 0, 0, 0, 0, 0, 0, 0,
 
-	0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0
+    0, 0, 0, 0, 0, 0, 0, 0,
+    0, 0, 0, 0, 0, 0, 0, 0,
+    0, 0, 0, 0, 0, 0, 0, 0,
+    0, 0, 0, 0, 0, 0, 0, 0,
+    0, 0, 0, 0, 0, 0, 0, 0,
+    0, 0, 0, 0, 0, 0, 0, 0,
+    0, 0, 0, 0, 0, 0, 0, 0,
+    0, 0, 0, 0, 0, 0, 0, 0
 };
 
 /* Same for linebreaks */
 static unsigned char ascii_linebreak[] = {
-	0, 0, 0, 0, 0, 0, 0, 0,
+    0, 0, 0, 0, 0, 0, 0, 0,
 /*         0x000A, * LINE FEED */
 /*         0x000D, * CARRIAGE RETURN */
-	0, 0, 1, 0, 0, 1, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0,
+    0, 0, 1, 0, 0, 1, 0, 0,
+    0, 0, 0, 0, 0, 0, 0, 0,
 /*         0x001C, * FILE SEPARATOR */
 /*         0x001D, * GROUP SEPARATOR */
 /*         0x001E, * RECORD SEPARATOR */
-	0, 0, 0, 0, 1, 1, 1, 0,
-	0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0,
+    0, 0, 0, 0, 1, 1, 1, 0,
+    0, 0, 0, 0, 0, 0, 0, 0,
+    0, 0, 0, 0, 0, 0, 0, 0,
+    0, 0, 0, 0, 0, 0, 0, 0,
+    0, 0, 0, 0, 0, 0, 0, 0,
 
-	0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0
+    0, 0, 0, 0, 0, 0, 0, 0,
+    0, 0, 0, 0, 0, 0, 0, 0,
+    0, 0, 0, 0, 0, 0, 0, 0,
+    0, 0, 0, 0, 0, 0, 0, 0,
+    0, 0, 0, 0, 0, 0, 0, 0,
+    0, 0, 0, 0, 0, 0, 0, 0,
+    0, 0, 0, 0, 0, 0, 0, 0,
+    0, 0, 0, 0, 0, 0, 0, 0
 };
 
 
@@ -185,11 +185,11 @@
 PyUnicode_GetMax(void)
 {
 #ifdef Py_UNICODE_WIDE
-	return 0x10FFFF;
+    return 0x10FFFF;
 #else
-	/* This is actually an illegal character, so it should
-	   not be passed to unichr. */
-	return 0xFFFF;
+    /* This is actually an illegal character, so it should
+       not be passed to unichr. */
+    return 0xFFFF;
 #endif
 }
 
@@ -249,16 +249,16 @@
 
     /* Shortcut if there's nothing much to do. */
     if (unicode->length == length)
-	goto reset;
+    goto reset;
 
     /* Resizing shared object (unicode_empty or single character
        objects) in-place is not allowed. Use PyUnicode_Resize()
        instead ! */
 
-    if (unicode == unicode_empty || 
-	(unicode->length == 1 && 
-	 unicode->str[0] < 256U &&
-	 unicode_latin1[unicode->str[0]] == unicode)) {
+    if (unicode == unicode_empty ||
+    (unicode->length == 1 &&
+     unicode->str[0] < 256U &&
+     unicode_latin1[unicode->str[0]] == unicode)) {
         PyErr_SetString(PyExc_SystemError,
                         "can't resize shared str objects");
         return -1;
@@ -271,9 +271,9 @@
 
     oldstr = unicode->str;
     unicode->str = PyObject_REALLOC(unicode->str,
-				    sizeof(Py_UNICODE) * (length + 1));
+                    sizeof(Py_UNICODE) * (length + 1));
     if (!unicode->str) {
-	unicode->str = (Py_UNICODE *)oldstr;
+    unicode->str = (Py_UNICODE *)oldstr;
         PyErr_NoMemory();
         return -1;
     }
@@ -321,33 +321,33 @@
         unicode = free_list;
         free_list = *(PyUnicodeObject **)unicode;
         numfree--;
-	if (unicode->str) {
-	    /* Keep-Alive optimization: we only upsize the buffer,
-	       never downsize it. */
-	    if ((unicode->length < length) &&
+    if (unicode->str) {
+        /* Keep-Alive optimization: we only upsize the buffer,
+           never downsize it. */
+        if ((unicode->length < length) &&
                 unicode_resize(unicode, length) < 0) {
-		PyObject_DEL(unicode->str);
-		unicode->str = NULL;
-	    }
-	}
+        PyObject_DEL(unicode->str);
+        unicode->str = NULL;
+        }
+    }
         else {
-	    size_t new_size = sizeof(Py_UNICODE) * ((size_t)length + 1);
-	    unicode->str = (Py_UNICODE*) PyObject_MALLOC(new_size);
+        size_t new_size = sizeof(Py_UNICODE) * ((size_t)length + 1);
+        unicode->str = (Py_UNICODE*) PyObject_MALLOC(new_size);
         }
         PyObject_INIT(unicode, &PyUnicode_Type);
     }
     else {
-	size_t new_size;
+    size_t new_size;
         unicode = PyObject_New(PyUnicodeObject, &PyUnicode_Type);
         if (unicode == NULL)
             return NULL;
-	new_size = sizeof(Py_UNICODE) * ((size_t)length + 1);
-	unicode->str = (Py_UNICODE*) PyObject_MALLOC(new_size);
+    new_size = sizeof(Py_UNICODE) * ((size_t)length + 1);
+    unicode->str = (Py_UNICODE*) PyObject_MALLOC(new_size);
     }
 
     if (!unicode->str) {
-	PyErr_NoMemory();
-	goto onError;
+    PyErr_NoMemory();
+    goto onError;
     }
     /* Initialize the first element to guard against cases where
      * the caller fails before initializing str -- unicode_resize()
@@ -395,26 +395,26 @@
     }
 
     if (PyUnicode_CheckExact(unicode) &&
-	numfree < PyUnicode_MAXFREELIST) {
+    numfree < PyUnicode_MAXFREELIST) {
         /* Keep-Alive optimization */
-	if (unicode->length >= KEEPALIVE_SIZE_LIMIT) {
-	    PyObject_DEL(unicode->str);
-	    unicode->str = NULL;
-	    unicode->length = 0;
-	}
-	if (unicode->defenc) {
-	    Py_DECREF(unicode->defenc);
-	    unicode->defenc = NULL;
-	}
-	/* Add to free list */
+    if (unicode->length >= KEEPALIVE_SIZE_LIMIT) {
+        PyObject_DEL(unicode->str);
+        unicode->str = NULL;
+        unicode->length = 0;
+    }
+    if (unicode->defenc) {
+        Py_DECREF(unicode->defenc);
+        unicode->defenc = NULL;
+    }
+    /* Add to free list */
         *(PyUnicodeObject **)unicode = free_list;
         free_list = unicode;
         numfree++;
     }
     else {
-	PyObject_DEL(unicode->str);
-	Py_XDECREF(unicode->defenc);
-	Py_TYPE(unicode)->tp_free((PyObject *)unicode);
+    PyObject_DEL(unicode->str);
+    Py_XDECREF(unicode->defenc);
+    Py_TYPE(unicode)->tp_free((PyObject *)unicode);
     }
 }
 
@@ -425,28 +425,28 @@
 
     /* Argument checks */
     if (unicode == NULL) {
-	PyErr_BadInternalCall();
-	return -1;
+    PyErr_BadInternalCall();
+    return -1;
     }
     v = *unicode;
     if (v == NULL || !PyUnicode_Check(v) || Py_REFCNT(v) != 1 || length < 0) {
-	PyErr_BadInternalCall();
-	return -1;
+    PyErr_BadInternalCall();
+    return -1;
     }
 
     /* Resizing unicode_empty and single character objects is not
        possible since these are being shared. We simply return a fresh
        copy with the same Unicode content. */
     if (v->length != length &&
-	(v == unicode_empty || v->length == 1)) {
-	PyUnicodeObject *w = _PyUnicode_New(length);
-	if (w == NULL)
-	    return -1;
-	Py_UNICODE_COPY(w->str, v->str,
-			length < v->length ? length : v->length);
-	Py_DECREF(*unicode);
-	*unicode = w;
-	return 0;
+    (v == unicode_empty || v->length == 1)) {
+    PyUnicodeObject *w = _PyUnicode_New(length);
+    if (w == NULL)
+        return -1;
+    Py_UNICODE_COPY(w->str, v->str,
+            length < v->length ? length : v->length);
+    Py_DECREF(*unicode);
+    *unicode = w;
+    return 0;
     }
 
     /* Note that we don't have to modify *unicode for unshared Unicode
@@ -460,7 +460,7 @@
 }
 
 PyObject *PyUnicode_FromUnicode(const Py_UNICODE *u,
-				Py_ssize_t size)
+                Py_ssize_t size)
 {
     PyUnicodeObject *unicode;
 
@@ -468,26 +468,26 @@
        some optimizations which share commonly used objects. */
     if (u != NULL) {
 
-	/* Optimization for empty strings */
-	if (size == 0 && unicode_empty != NULL) {
-	    Py_INCREF(unicode_empty);
-	    return (PyObject *)unicode_empty;
-	}
+    /* Optimization for empty strings */
+    if (size == 0 && unicode_empty != NULL) {
+        Py_INCREF(unicode_empty);
+        return (PyObject *)unicode_empty;
+    }
 
-	/* Single character Unicode objects in the Latin-1 range are
-	   shared when using this constructor */
-	if (size == 1 && *u < 256) {
-	    unicode = unicode_latin1[*u];
-	    if (!unicode) {
-		unicode = _PyUnicode_New(1);
-		if (!unicode)
-		    return NULL;
-		unicode->str[0] = *u;
-		unicode_latin1[*u] = unicode;
-	    }
-	    Py_INCREF(unicode);
-	    return (PyObject *)unicode;
-	}
+    /* Single character Unicode objects in the Latin-1 range are
+       shared when using this constructor */
+    if (size == 1 && *u < 256) {
+        unicode = unicode_latin1[*u];
+        if (!unicode) {
+        unicode = _PyUnicode_New(1);
+        if (!unicode)
+            return NULL;
+        unicode->str[0] = *u;
+        unicode_latin1[*u] = unicode;
+        }
+        Py_INCREF(unicode);
+        return (PyObject *)unicode;
+    }
     }
 
     unicode = _PyUnicode_New(size);
@@ -496,7 +496,7 @@
 
     /* Copy the Unicode data into the new object */
     if (u != NULL)
-	Py_UNICODE_COPY(unicode->str, u, size);
+    Py_UNICODE_COPY(unicode->str, u, size);
 
     return (PyObject *)unicode;
 }
@@ -505,11 +505,11 @@
 {
     PyUnicodeObject *unicode;
 
-	if (size < 0) {
-		PyErr_SetString(PyExc_SystemError,
-		    "Negative size passed to PyUnicode_FromStringAndSize");
-		return NULL;
-	}
+    if (size < 0) {
+        PyErr_SetString(PyExc_SystemError,
+            "Negative size passed to PyUnicode_FromStringAndSize");
+        return NULL;
+    }
 
     /* If the Unicode data is known at construction time, we can apply
        some optimizations which share commonly used objects.
@@ -517,26 +517,26 @@
        UTF-8 decoder at the end. */
     if (u != NULL) {
 
-	/* Optimization for empty strings */
-	if (size == 0 && unicode_empty != NULL) {
-	    Py_INCREF(unicode_empty);
-	    return (PyObject *)unicode_empty;
-	}
+    /* Optimization for empty strings */
+    if (size == 0 && unicode_empty != NULL) {
+        Py_INCREF(unicode_empty);
+        return (PyObject *)unicode_empty;
+    }
 
-	/* Single characters are shared when using this constructor.
+    /* Single characters are shared when using this constructor.
            Restrict to ASCII, since the input must be UTF-8. */
-	if (size == 1 && Py_CHARMASK(*u) < 128) {
-	    unicode = unicode_latin1[Py_CHARMASK(*u)];
-	    if (!unicode) {
-		unicode = _PyUnicode_New(1);
-		if (!unicode)
-		    return NULL;
-		unicode->str[0] = Py_CHARMASK(*u);
-		unicode_latin1[Py_CHARMASK(*u)] = unicode;
-	    }
-	    Py_INCREF(unicode);
-	    return (PyObject *)unicode;
-	}
+    if (size == 1 && Py_CHARMASK(*u) < 128) {
+        unicode = unicode_latin1[Py_CHARMASK(*u)];
+        if (!unicode) {
+        unicode = _PyUnicode_New(1);
+        if (!unicode)
+            return NULL;
+        unicode->str[0] = Py_CHARMASK(*u);
+        unicode_latin1[Py_CHARMASK(*u)] = unicode;
+        }
+        Py_INCREF(unicode);
+        return (PyObject *)unicode;
+    }
 
         return PyUnicode_DecodeUTF8(u, size, NULL);
     }
@@ -562,15 +562,15 @@
 #ifdef HAVE_WCHAR_H
 
 PyObject *PyUnicode_FromWideChar(register const wchar_t *w,
-				 Py_ssize_t size)
+                 Py_ssize_t size)
 {
     PyUnicodeObject *unicode;
 
     if (w == NULL) {
         if (size == 0)
             return PyUnicode_FromStringAndSize(NULL, 0);
-	PyErr_BadInternalCall();
-	return NULL;
+    PyErr_BadInternalCall();
+    return NULL;
     }
 
     if (size == -1) {
@@ -586,11 +586,11 @@
     memcpy(unicode->str, w, size * sizeof(wchar_t));
 #else
     {
-	register Py_UNICODE *u;
-	register Py_ssize_t i;
-	u = PyUnicode_AS_UNICODE(unicode);
-	for (i = size; i > 0; i--)
-	    *u++ = *w++;
+    register Py_UNICODE *u;
+    register Py_ssize_t i;
+    u = PyUnicode_AS_UNICODE(unicode);
+    for (i = size; i > 0; i--)
+        *u++ = *w++;
     }
 #endif
 
@@ -600,23 +600,23 @@
 static void
 makefmt(char *fmt, int longflag, int size_tflag, int zeropad, int width, int precision, char c)
 {
-	*fmt++ = '%';
-	if (width) {
-		if (zeropad)
-			*fmt++ = '0';
-		fmt += sprintf(fmt, "%d", width);
-	}
-	if (precision)
-		fmt += sprintf(fmt, ".%d", precision);
-	if (longflag)
-		*fmt++ = 'l';
-	else if (size_tflag) {
-		char *f = PY_FORMAT_SIZE_T;
-		while (*f)
-			*fmt++ = *f++;
-	}
-	*fmt++ = c;
-	*fmt = '\0';
+    *fmt++ = '%';
+    if (width) {
+        if (zeropad)
+            *fmt++ = '0';
+        fmt += sprintf(fmt, "%d", width);
+    }
+    if (precision)
+        fmt += sprintf(fmt, ".%d", precision);
+    if (longflag)
+        *fmt++ = 'l';
+    else if (size_tflag) {
+        char *f = PY_FORMAT_SIZE_T;
+        while (*f)
+            *fmt++ = *f++;
+    }
+    *fmt++ = c;
+    *fmt = '\0';
 }
 
 #define appendstring(string) {for (copy = string;*copy;) *s++ = *copy++;}
@@ -624,387 +624,387 @@
 PyObject *
 PyUnicode_FromFormatV(const char *format, va_list vargs)
 {
-	va_list count;
-	Py_ssize_t callcount = 0;
-	PyObject **callresults = NULL;
-	PyObject **callresult = NULL;
-	Py_ssize_t n = 0;
-	int width = 0;
-	int precision = 0;
-	int zeropad;
-	const char* f;
-	Py_UNICODE *s;
-	PyObject *string;
-	/* used by sprintf */
-	char buffer[21];
-	/* use abuffer instead of buffer, if we need more space
-	 * (which can happen if there's a format specifier with width). */
-	char *abuffer = NULL;
-	char *realbuffer;
-	Py_ssize_t abuffersize = 0;
-	char fmt[60]; /* should be enough for %0width.precisionld */
-	const char *copy;
+    va_list count;
+    Py_ssize_t callcount = 0;
+    PyObject **callresults = NULL;
+    PyObject **callresult = NULL;
+    Py_ssize_t n = 0;
+    int width = 0;
+    int precision = 0;
+    int zeropad;
+    const char* f;
+    Py_UNICODE *s;
+    PyObject *string;
+    /* used by sprintf */
+    char buffer[21];
+    /* use abuffer instead of buffer, if we need more space
+     * (which can happen if there's a format specifier with width). */
+    char *abuffer = NULL;
+    char *realbuffer;
+    Py_ssize_t abuffersize = 0;
+    char fmt[60]; /* should be enough for %0width.precisionld */
+    const char *copy;
 
 #ifdef VA_LIST_IS_ARRAY
-	Py_MEMCPY(count, vargs, sizeof(va_list));
+    Py_MEMCPY(count, vargs, sizeof(va_list));
 #else
 #ifdef  __va_copy
-	__va_copy(count, vargs);
+    __va_copy(count, vargs);
 #else
-	count = vargs;
+    count = vargs;
 #endif
 #endif
-	/* step 1: count the number of %S/%R/%A format specifications
-	 * (we call PyObject_Str()/PyObject_Repr()/PyObject_ASCII() for 
-	 * these objects once during step 3 and put the result in 
-	   an array) */
-	for (f = format; *f; f++) {
-		if (*f == '%' && (*(f+1)=='S' || *(f+1)=='R' || *(f+1)=='A'))
-			++callcount;
-	}
-	/* step 2: allocate memory for the results of
-	 * PyObject_Str()/PyObject_Repr() calls */
-	if (callcount) {
-		callresults = PyObject_Malloc(sizeof(PyObject *)*callcount);
-		if (!callresults) {
-			PyErr_NoMemory();
-			return NULL;
-		}
-		callresult = callresults;
-	}
-	/* step 3: figure out how large a buffer we need */
-	for (f = format; *f; f++) {
-		if (*f == '%') {
-			const char* p = f;
-			width = 0;
-			while (ISDIGIT((unsigned)*f))
-				width = (width*10) + *f++ - '0';
-			while (*++f && *f != '%' && !ISALPHA((unsigned)*f))
-				;
+    /* step 1: count the number of %S/%R/%A format specifications
+     * (we call PyObject_Str()/PyObject_Repr()/PyObject_ASCII() for
+     * these objects once during step 3 and put the result in
+       an array) */
+    for (f = format; *f; f++) {
+        if (*f == '%' && (*(f+1)=='S' || *(f+1)=='R' || *(f+1)=='A'))
+            ++callcount;
+    }
+    /* step 2: allocate memory for the results of
+     * PyObject_Str()/PyObject_Repr() calls */
+    if (callcount) {
+        callresults = PyObject_Malloc(sizeof(PyObject *)*callcount);
+        if (!callresults) {
+            PyErr_NoMemory();
+            return NULL;
+        }
+        callresult = callresults;
+    }
+    /* step 3: figure out how large a buffer we need */
+    for (f = format; *f; f++) {
+        if (*f == '%') {
+            const char* p = f;
+            width = 0;
+            while (ISDIGIT((unsigned)*f))
+                width = (width*10) + *f++ - '0';
+            while (*++f && *f != '%' && !ISALPHA((unsigned)*f))
+                ;
 
-			/* skip the 'l' or 'z' in {%ld, %zd, %lu, %zu} since
-			 * they don't affect the amount of space we reserve.
-			 */
-			if ((*f == 'l' || *f == 'z') &&
-					(f[1] == 'd' || f[1] == 'u'))
+            /* skip the 'l' or 'z' in {%ld, %zd, %lu, %zu} since
+             * they don't affect the amount of space we reserve.
+             */
+            if ((*f == 'l' || *f == 'z') &&
+                    (f[1] == 'd' || f[1] == 'u'))
                                 ++f;
 
-			switch (*f) {
-			case 'c':
-				(void)va_arg(count, int);
-				/* fall through... */
-			case '%':
-				n++;
-				break;
-			case 'd': case 'u': case 'i': case 'x':
-				(void) va_arg(count, int);
-				/* 20 bytes is enough to hold a 64-bit
-				   integer.  Decimal takes the most space.
-				   This isn't enough for octal.
-				   If a width is specified we need more
-				   (which we allocate later). */
-				if (width < 20)
-					width = 20;
-				n += width;
-				if (abuffersize < width)
-					abuffersize = width;
-				break;
-			case 's':
-			{
-				/* UTF-8 */
-				unsigned char*s;
-				s = va_arg(count, unsigned char*);
-				while (*s) {
-					if (*s < 128) {
-						n++; s++;
-					} else if (*s < 0xc0) {
-						/* invalid UTF-8 */
-						n++; s++;
-					} else if (*s < 0xc0) {
-						n++;
-						s++; if(!*s)break;
-						s++;
-					} else if (*s < 0xe0) {
-						n++;
-						s++; if(!*s)break;
-						s++; if(!*s)break;
-						s++;
-					} else {
-						#ifdef Py_UNICODE_WIDE
-						n++;
-						#else
-						n+=2;
-						#endif
-						s++; if(!*s)break;
-						s++; if(!*s)break;
-						s++; if(!*s)break;
-						s++;
-					}
-				}
-				break;
-			}
-			case 'U':
-			{
-				PyObject *obj = va_arg(count, PyObject *);
-				assert(obj && PyUnicode_Check(obj));
-				n += PyUnicode_GET_SIZE(obj);
-				break;
-			}
-			case 'V':
-			{
-				PyObject *obj = va_arg(count, PyObject *);
-				const char *str = va_arg(count, const char *);
-				assert(obj || str);
-				assert(!obj || PyUnicode_Check(obj));
-				if (obj)
-					n += PyUnicode_GET_SIZE(obj);
-				else
-					n += strlen(str);
-				break;
-			}
-			case 'S':
-			{
-				PyObject *obj = va_arg(count, PyObject *);
-				PyObject *str;
-				assert(obj);
-				str = PyObject_Str(obj);
-				if (!str)
-					goto fail;
-				n += PyUnicode_GET_SIZE(str);
-				/* Remember the str and switch to the next slot */
-				*callresult++ = str;
-				break;
-			}
-			case 'R':
-			{
-				PyObject *obj = va_arg(count, PyObject *);
-				PyObject *repr;
-				assert(obj);
-				repr = PyObject_Repr(obj);
-				if (!repr)
-					goto fail;
-				n += PyUnicode_GET_SIZE(repr);
-				/* Remember the repr and switch to the next slot */
-				*callresult++ = repr;
-				break;
-			}
-			case 'A':
-			{
-				PyObject *obj = va_arg(count, PyObject *);
-				PyObject *ascii;
-				assert(obj);
-				ascii = PyObject_ASCII(obj);
-				if (!ascii)
-					goto fail;
-				n += PyUnicode_GET_SIZE(ascii);
-				/* Remember the repr and switch to the next slot */
-				*callresult++ = ascii;
-				break;
-			}
-			case 'p':
-				(void) va_arg(count, int);
-				/* maximum 64-bit pointer representation:
-				 * 0xffffffffffffffff
-				 * so 19 characters is enough.
-				 * XXX I count 18 -- what's the extra for?
-				 */
-				n += 19;
-				break;
-			default:
-				/* if we stumble upon an unknown
-				   formatting code, copy the rest of
-				   the format string to the output
-				   string. (we cannot just skip the
-				   code, since there's no way to know
-				   what's in the argument list) */
-				n += strlen(p);
-				goto expand;
-			}
-		} else
-			n++;
-	}
+            switch (*f) {
+            case 'c':
+                (void)va_arg(count, int);
+                /* fall through... */
+            case '%':
+                n++;
+                break;
+            case 'd': case 'u': case 'i': case 'x':
+                (void) va_arg(count, int);
+                /* 20 bytes is enough to hold a 64-bit
+                   integer.  Decimal takes the most space.
+                   This isn't enough for octal.
+                   If a width is specified we need more
+                   (which we allocate later). */
+                if (width < 20)
+                    width = 20;
+                n += width;
+                if (abuffersize < width)
+                    abuffersize = width;
+                break;
+            case 's':
+            {
+                /* UTF-8 */
+                unsigned char*s;
+                s = va_arg(count, unsigned char*);
+                while (*s) {
+                    if (*s < 128) {
+                        n++; s++;
+                    } else if (*s < 0xc0) {
+                        /* invalid UTF-8 */
+                        n++; s++;
+                    } else if (*s < 0xc0) {
+                        n++;
+                        s++; if(!*s)break;
+                        s++;
+                    } else if (*s < 0xe0) {
+                        n++;
+                        s++; if(!*s)break;
+                        s++; if(!*s)break;
+                        s++;
+                    } else {
+                        #ifdef Py_UNICODE_WIDE
+                        n++;
+                        #else
+                        n+=2;
+                        #endif
+                        s++; if(!*s)break;
+                        s++; if(!*s)break;
+                        s++; if(!*s)break;
+                        s++;
+                    }
+                }
+                break;
+            }
+            case 'U':
+            {
+                PyObject *obj = va_arg(count, PyObject *);
+                assert(obj && PyUnicode_Check(obj));
+                n += PyUnicode_GET_SIZE(obj);
+                break;
+            }
+            case 'V':
+            {
+                PyObject *obj = va_arg(count, PyObject *);
+                const char *str = va_arg(count, const char *);
+                assert(obj || str);
+                assert(!obj || PyUnicode_Check(obj));
+                if (obj)
+                    n += PyUnicode_GET_SIZE(obj);
+                else
+                    n += strlen(str);
+                break;
+            }
+            case 'S':
+            {
+                PyObject *obj = va_arg(count, PyObject *);
+                PyObject *str;
+                assert(obj);
+                str = PyObject_Str(obj);
+                if (!str)
+                    goto fail;
+                n += PyUnicode_GET_SIZE(str);
+                /* Remember the str and switch to the next slot */
+                *callresult++ = str;
+                break;
+            }
+            case 'R':
+            {
+                PyObject *obj = va_arg(count, PyObject *);
+                PyObject *repr;
+                assert(obj);
+                repr = PyObject_Repr(obj);
+                if (!repr)
+                    goto fail;
+                n += PyUnicode_GET_SIZE(repr);
+                /* Remember the repr and switch to the next slot */
+                *callresult++ = repr;
+                break;
+            }
+            case 'A':
+            {
+                PyObject *obj = va_arg(count, PyObject *);
+                PyObject *ascii;
+                assert(obj);
+                ascii = PyObject_ASCII(obj);
+                if (!ascii)
+                    goto fail;
+                n += PyUnicode_GET_SIZE(ascii);
+                /* Remember the repr and switch to the next slot */
+                *callresult++ = ascii;
+                break;
+            }
+            case 'p':
+                (void) va_arg(count, int);
+                /* maximum 64-bit pointer representation:
+                 * 0xffffffffffffffff
+                 * so 19 characters is enough.
+                 * XXX I count 18 -- what's the extra for?
+                 */
+                n += 19;
+                break;
+            default:
+                /* if we stumble upon an unknown
+                   formatting code, copy the rest of
+                   the format string to the output
+                   string. (we cannot just skip the
+                   code, since there's no way to know
+                   what's in the argument list) */
+                n += strlen(p);
+                goto expand;
+            }
+        } else
+            n++;
+    }
  expand:
-	if (abuffersize > 20) {
-		abuffer = PyObject_Malloc(abuffersize);
-		if (!abuffer) {
-			PyErr_NoMemory();
-			goto fail;
-		}
-		realbuffer = abuffer;
-	}
-	else
-		realbuffer = buffer;
-	/* step 4: fill the buffer */
-	/* Since we've analyzed how much space we need for the worst case,
-	   we don't have to resize the string.
-	   There can be no errors beyond this point. */
-	string = PyUnicode_FromUnicode(NULL, n);
-	if (!string)
-		goto fail;
+    if (abuffersize > 20) {
+        abuffer = PyObject_Malloc(abuffersize);
+        if (!abuffer) {
+            PyErr_NoMemory();
+            goto fail;
+        }
+        realbuffer = abuffer;
+    }
+    else
+        realbuffer = buffer;
+    /* step 4: fill the buffer */
+    /* Since we've analyzed how much space we need for the worst case,
+       we don't have to resize the string.
+       There can be no errors beyond this point. */
+    string = PyUnicode_FromUnicode(NULL, n);
+    if (!string)
+        goto fail;
 
-	s = PyUnicode_AS_UNICODE(string);
-	callresult = callresults;
+    s = PyUnicode_AS_UNICODE(string);
+    callresult = callresults;
 
-	for (f = format; *f; f++) {
-		if (*f == '%') {
-			const char* p = f++;
-			int longflag = 0;
-			int size_tflag = 0;
-			zeropad = (*f == '0');
-			/* parse the width.precision part */
-			width = 0;
-			while (ISDIGIT((unsigned)*f))
-				width = (width*10) + *f++ - '0';
-			precision = 0;
-			if (*f == '.') {
-				f++;
-				while (ISDIGIT((unsigned)*f))
-					precision = (precision*10) + *f++ - '0';
-			}
-			/* handle the long flag, but only for %ld and %lu.
-			   others can be added when necessary. */
-			if (*f == 'l' && (f[1] == 'd' || f[1] == 'u')) {
-				longflag = 1;
-				++f;
-			}
-			/* handle the size_t flag. */
-			if (*f == 'z' && (f[1] == 'd' || f[1] == 'u')) {
-				size_tflag = 1;
-				++f;
-			}
+    for (f = format; *f; f++) {
+        if (*f == '%') {
+            const char* p = f++;
+            int longflag = 0;
+            int size_tflag = 0;
+            zeropad = (*f == '0');
+            /* parse the width.precision part */
+            width = 0;
+            while (ISDIGIT((unsigned)*f))
+                width = (width*10) + *f++ - '0';
+            precision = 0;
+            if (*f == '.') {
+                f++;
+                while (ISDIGIT((unsigned)*f))
+                    precision = (precision*10) + *f++ - '0';
+            }
+            /* handle the long flag, but only for %ld and %lu.
+               others can be added when necessary. */
+            if (*f == 'l' && (f[1] == 'd' || f[1] == 'u')) {
+                longflag = 1;
+                ++f;
+            }
+            /* handle the size_t flag. */
+            if (*f == 'z' && (f[1] == 'd' || f[1] == 'u')) {
+                size_tflag = 1;
+                ++f;
+            }
 
-			switch (*f) {
-			case 'c':
-				*s++ = va_arg(vargs, int);
-				break;
-			case 'd':
-				makefmt(fmt, longflag, size_tflag, zeropad, width, precision, 'd');
-				if (longflag)
-					sprintf(realbuffer, fmt, va_arg(vargs, long));
-				else if (size_tflag)
-					sprintf(realbuffer, fmt, va_arg(vargs, Py_ssize_t));
-				else
-					sprintf(realbuffer, fmt, va_arg(vargs, int));
-				appendstring(realbuffer);
-				break;
-			case 'u':
-				makefmt(fmt, longflag, size_tflag, zeropad, width, precision, 'u');
-				if (longflag)
-					sprintf(realbuffer, fmt, va_arg(vargs, unsigned long));
-				else if (size_tflag)
-					sprintf(realbuffer, fmt, va_arg(vargs, size_t));
-				else
-					sprintf(realbuffer, fmt, va_arg(vargs, unsigned int));
-				appendstring(realbuffer);
-				break;
-			case 'i':
-				makefmt(fmt, 0, 0, zeropad, width, precision, 'i');
-				sprintf(realbuffer, fmt, va_arg(vargs, int));
-				appendstring(realbuffer);
-				break;
-			case 'x':
-				makefmt(fmt, 0, 0, zeropad, width, precision, 'x');
-				sprintf(realbuffer, fmt, va_arg(vargs, int));
-				appendstring(realbuffer);
-				break;
-			case 's':
-			{
-				/* Parameter must be UTF-8 encoded.
-				   In case of encoding errors, use
-				   the replacement character. */
-				PyObject *u;
-				p = va_arg(vargs, char*);
-				u = PyUnicode_DecodeUTF8(p, strlen(p), 
-							 "replace");
-				if (!u)
-					goto fail;
-				Py_UNICODE_COPY(s, PyUnicode_AS_UNICODE(u),
-						PyUnicode_GET_SIZE(u));
-				s += PyUnicode_GET_SIZE(u);
-				Py_DECREF(u);
-				break;
-			}
-			case 'U':
-			{
-				PyObject *obj = va_arg(vargs, PyObject *);
-				Py_ssize_t size = PyUnicode_GET_SIZE(obj);
-				Py_UNICODE_COPY(s, PyUnicode_AS_UNICODE(obj), size);
-				s += size;
-				break;
-			}
-			case 'V':
-			{
-				PyObject *obj = va_arg(vargs, PyObject *);
-				const char *str = va_arg(vargs, const char *);
-				if (obj) {
-					Py_ssize_t size = PyUnicode_GET_SIZE(obj);
-					Py_UNICODE_COPY(s, PyUnicode_AS_UNICODE(obj), size);
-					s += size;
-				} else {
-					appendstring(str);
-				}
-				break;
-			}
-			case 'S':
-			case 'R':
-			{
-				Py_UNICODE *ucopy;
-				Py_ssize_t usize;
-				Py_ssize_t upos;
-				/* unused, since we already have the result */
-				(void) va_arg(vargs, PyObject *);
-				ucopy = PyUnicode_AS_UNICODE(*callresult);
-				usize = PyUnicode_GET_SIZE(*callresult);
-				for (upos = 0; upos<usize;)
-					*s++ = ucopy[upos++];
-				/* We're done with the unicode()/repr() => forget it */
-				Py_DECREF(*callresult);
-				/* switch to next unicode()/repr() result */
-				++callresult;
-				break;
-			}
-			case 'p':
-				sprintf(buffer, "%p", va_arg(vargs, void*));
-				/* %p is ill-defined:  ensure leading 0x. */
-				if (buffer[1] == 'X')
-					buffer[1] = 'x';
-				else if (buffer[1] != 'x') {
-					memmove(buffer+2, buffer, strlen(buffer)+1);
-					buffer[0] = '0';
-					buffer[1] = 'x';
-				}
-				appendstring(buffer);
-				break;
-			case '%':
-				*s++ = '%';
-				break;
-			default:
-				appendstring(p);
-				goto end;
-			}
-		} else
-			*s++ = *f;
-	}
+            switch (*f) {
+            case 'c':
+                *s++ = va_arg(vargs, int);
+                break;
+            case 'd':
+                makefmt(fmt, longflag, size_tflag, zeropad, width, precision, 'd');
+                if (longflag)
+                    sprintf(realbuffer, fmt, va_arg(vargs, long));
+                else if (size_tflag)
+                    sprintf(realbuffer, fmt, va_arg(vargs, Py_ssize_t));
+                else
+                    sprintf(realbuffer, fmt, va_arg(vargs, int));
+                appendstring(realbuffer);
+                break;
+            case 'u':
+                makefmt(fmt, longflag, size_tflag, zeropad, width, precision, 'u');
+                if (longflag)
+                    sprintf(realbuffer, fmt, va_arg(vargs, unsigned long));
+                else if (size_tflag)
+                    sprintf(realbuffer, fmt, va_arg(vargs, size_t));
+                else
+                    sprintf(realbuffer, fmt, va_arg(vargs, unsigned int));
+                appendstring(realbuffer);
+                break;
+            case 'i':
+                makefmt(fmt, 0, 0, zeropad, width, precision, 'i');
+                sprintf(realbuffer, fmt, va_arg(vargs, int));
+                appendstring(realbuffer);
+                break;
+            case 'x':
+                makefmt(fmt, 0, 0, zeropad, width, precision, 'x');
+                sprintf(realbuffer, fmt, va_arg(vargs, int));
+                appendstring(realbuffer);
+                break;
+            case 's':
+            {
+                /* Parameter must be UTF-8 encoded.
+                   In case of encoding errors, use
+                   the replacement character. */
+                PyObject *u;
+                p = va_arg(vargs, char*);
+                u = PyUnicode_DecodeUTF8(p, strlen(p),
+                             "replace");
+                if (!u)
+                    goto fail;
+                Py_UNICODE_COPY(s, PyUnicode_AS_UNICODE(u),
+                        PyUnicode_GET_SIZE(u));
+                s += PyUnicode_GET_SIZE(u);
+                Py_DECREF(u);
+                break;
+            }
+            case 'U':
+            {
+                PyObject *obj = va_arg(vargs, PyObject *);
+                Py_ssize_t size = PyUnicode_GET_SIZE(obj);
+                Py_UNICODE_COPY(s, PyUnicode_AS_UNICODE(obj), size);
+                s += size;
+                break;
+            }
+            case 'V':
+            {
+                PyObject *obj = va_arg(vargs, PyObject *);
+                const char *str = va_arg(vargs, const char *);
+                if (obj) {
+                    Py_ssize_t size = PyUnicode_GET_SIZE(obj);
+                    Py_UNICODE_COPY(s, PyUnicode_AS_UNICODE(obj), size);
+                    s += size;
+                } else {
+                    appendstring(str);
+                }
+                break;
+            }
+            case 'S':
+            case 'R':
+            {
+                Py_UNICODE *ucopy;
+                Py_ssize_t usize;
+                Py_ssize_t upos;
+                /* unused, since we already have the result */
+                (void) va_arg(vargs, PyObject *);
+                ucopy = PyUnicode_AS_UNICODE(*callresult);
+                usize = PyUnicode_GET_SIZE(*callresult);
+                for (upos = 0; upos<usize;)
+                    *s++ = ucopy[upos++];
+                /* We're done with the unicode()/repr() => forget it */
+                Py_DECREF(*callresult);
+                /* switch to next unicode()/repr() result */
+                ++callresult;
+                break;
+            }
+            case 'p':
+                sprintf(buffer, "%p", va_arg(vargs, void*));
+                /* %p is ill-defined:  ensure leading 0x. */
+                if (buffer[1] == 'X')
+                    buffer[1] = 'x';
+                else if (buffer[1] != 'x') {
+                    memmove(buffer+2, buffer, strlen(buffer)+1);
+                    buffer[0] = '0';
+                    buffer[1] = 'x';
+                }
+                appendstring(buffer);
+                break;
+            case '%':
+                *s++ = '%';
+                break;
+            default:
+                appendstring(p);
+                goto end;
+            }
+        } else
+            *s++ = *f;
+    }
 
  end:
-	if (callresults)
-		PyObject_Free(callresults);
-	if (abuffer)
-		PyObject_Free(abuffer);
-	PyUnicode_Resize(&string, s - PyUnicode_AS_UNICODE(string));
-	return string;
+    if (callresults)
+        PyObject_Free(callresults);
+    if (abuffer)
+        PyObject_Free(abuffer);
+    PyUnicode_Resize(&string, s - PyUnicode_AS_UNICODE(string));
+    return string;
  fail:
-	if (callresults) {
-		PyObject **callresult2 = callresults;
-		while (callresult2 < callresult) {
-			Py_DECREF(*callresult2);
-			++callresult2;
-		}
-		PyObject_Free(callresults);
-	}
-	if (abuffer)
-		PyObject_Free(abuffer);
-	return NULL;
+    if (callresults) {
+        PyObject **callresult2 = callresults;
+        while (callresult2 < callresult) {
+            Py_DECREF(*callresult2);
+            ++callresult2;
+        }
+        PyObject_Free(callresults);
+    }
+    if (abuffer)
+        PyObject_Free(abuffer);
+    return NULL;
 }
 
 #undef appendstring
@@ -1012,41 +1012,41 @@
 PyObject *
 PyUnicode_FromFormat(const char *format, ...)
 {
-	PyObject* ret;
-	va_list vargs;
+    PyObject* ret;
+    va_list vargs;
 
 #ifdef HAVE_STDARG_PROTOTYPES
-	va_start(vargs, format);
+    va_start(vargs, format);
 #else
-	va_start(vargs);
+    va_start(vargs);
 #endif
-	ret = PyUnicode_FromFormatV(format, vargs);
-	va_end(vargs);
-	return ret;
+    ret = PyUnicode_FromFormatV(format, vargs);
+    va_end(vargs);
+    return ret;
 }
 
 Py_ssize_t PyUnicode_AsWideChar(PyUnicodeObject *unicode,
-				wchar_t *w,
-				Py_ssize_t size)
+                wchar_t *w,
+                Py_ssize_t size)
 {
     if (unicode == NULL) {
-	PyErr_BadInternalCall();
-	return -1;
+    PyErr_BadInternalCall();
+    return -1;
     }
 
     /* If possible, try to copy the 0-termination as well */
     if (size > PyUnicode_GET_SIZE(unicode))
-	size = PyUnicode_GET_SIZE(unicode) + 1;
+    size = PyUnicode_GET_SIZE(unicode) + 1;
 
 #ifdef HAVE_USABLE_WCHAR_T
     memcpy(w, unicode->str, size * sizeof(wchar_t));
 #else
     {
-	register Py_UNICODE *u;
-	register Py_ssize_t i;
-	u = PyUnicode_AS_UNICODE(unicode);
-	for (i = size; i > 0; i--)
-	    *w++ = *u++;
+    register Py_UNICODE *u;
+    register Py_ssize_t i;
+    u = PyUnicode_AS_UNICODE(unicode);
+    for (i = size; i > 0; i--)
+        *w++ = *u++;
     }
 #endif
 
@@ -1063,9 +1063,9 @@
     Py_UNICODE s[2];
 
     if (ordinal < 0 || ordinal > 0x10ffff) {
-	PyErr_SetString(PyExc_ValueError,
-			"chr() arg not in range(0x110000)");
-	return NULL;
+    PyErr_SetString(PyExc_ValueError,
+            "chr() arg not in range(0x110000)");
+    return NULL;
     }
 
 #ifndef Py_UNICODE_WIDE
@@ -1086,14 +1086,14 @@
     /* XXX Perhaps we should make this API an alias of
            PyObject_Str() instead ?! */
     if (PyUnicode_CheckExact(obj)) {
-	Py_INCREF(obj);
-	return obj;
+    Py_INCREF(obj);
+    return obj;
     }
     if (PyUnicode_Check(obj)) {
-	/* For a Unicode subtype that's not a Unicode object,
-	   return a true Unicode object with the same data. */
-	return PyUnicode_FromUnicode(PyUnicode_AS_UNICODE(obj),
-				     PyUnicode_GET_SIZE(obj));
+    /* For a Unicode subtype that's not a Unicode object,
+       return a true Unicode object with the same data. */
+    return PyUnicode_FromUnicode(PyUnicode_AS_UNICODE(obj),
+                     PyUnicode_GET_SIZE(obj));
     }
     PyErr_Format(PyExc_TypeError,
                  "Can't convert '%.100s' object to str implicitly",
@@ -1102,23 +1102,23 @@
 }
 
 PyObject *PyUnicode_FromEncodedObject(register PyObject *obj,
-				      const char *encoding,
-				      const char *errors)
+                      const char *encoding,
+                      const char *errors)
 {
     const char *s = NULL;
     Py_ssize_t len;
     PyObject *v;
 
     if (obj == NULL) {
-	PyErr_BadInternalCall();
-	return NULL;
+    PyErr_BadInternalCall();
+    return NULL;
     }
 
     if (PyUnicode_Check(obj)) {
-	PyErr_SetString(PyExc_TypeError,
-			"decoding str is not supported");
-	return NULL;
-	}
+    PyErr_SetString(PyExc_TypeError,
+            "decoding str is not supported");
+    return NULL;
+    }
 
     /* Coerce object */
     if (PyBytes_Check(obj)) {
@@ -1130,23 +1130,23 @@
         len = PyByteArray_GET_SIZE(obj);
     }
     else if (PyObject_AsCharBuffer(obj, &s, &len)) {
-	/* Overwrite the error message with something more useful in
-	   case of a TypeError. */
-	if (PyErr_ExceptionMatches(PyExc_TypeError))
+    /* Overwrite the error message with something more useful in
+       case of a TypeError. */
+    if (PyErr_ExceptionMatches(PyExc_TypeError))
             PyErr_Format(PyExc_TypeError,
-			 "coercing to str: need string or buffer, "
-			 "%.80s found",
-		     Py_TYPE(obj)->tp_name);
-	goto onError;
+             "coercing to str: need string or buffer, "
+             "%.80s found",
+             Py_TYPE(obj)->tp_name);
+    goto onError;
     }
 
     /* Convert to Unicode */
     if (len == 0) {
-	Py_INCREF(unicode_empty);
-	v = (PyObject *)unicode_empty;
+    Py_INCREF(unicode_empty);
+    v = (PyObject *)unicode_empty;
     }
     else
-	v = PyUnicode_Decode(s, len, encoding, errors);
+    v = PyUnicode_Decode(s, len, encoding, errors);
 
     return v;
 
@@ -1155,9 +1155,9 @@
 }
 
 PyObject *PyUnicode_Decode(const char *s,
-			   Py_ssize_t size,
-			   const char *encoding,
-			   const char *errors)
+               Py_ssize_t size,
+               const char *encoding,
+               const char *errors)
 {
     PyObject *buffer = NULL, *unicode;
     Py_buffer info;
@@ -1240,7 +1240,7 @@
     }
 
     if (encoding == NULL)
-	encoding = PyUnicode_GetDefaultEncoding();
+    encoding = PyUnicode_GetDefaultEncoding();
 
     /* Decode via the codec registry */
     v = PyCodec_Decode(unicode, encoding, errors);
@@ -1264,7 +1264,7 @@
     }
 
     if (encoding == NULL)
-	encoding = PyUnicode_GetDefaultEncoding();
+    encoding = PyUnicode_GetDefaultEncoding();
 
     /* Decode via the codec registry */
     v = PyCodec_Decode(unicode, encoding, errors);
@@ -1284,15 +1284,15 @@
 }
 
 PyObject *PyUnicode_Encode(const Py_UNICODE *s,
-			   Py_ssize_t size,
-			   const char *encoding,
-			   const char *errors)
+               Py_ssize_t size,
+               const char *encoding,
+               const char *errors)
 {
     PyObject *v, *unicode;
 
     unicode = PyUnicode_FromUnicode(s, size);
     if (unicode == NULL)
-	return NULL;
+    return NULL;
     v = PyUnicode_AsEncodedString(unicode, encoding, errors);
     Py_DECREF(unicode);
     return v;
@@ -1310,7 +1310,7 @@
     }
 
     if (encoding == NULL)
-	encoding = PyUnicode_GetDefaultEncoding();
+    encoding = PyUnicode_GetDefaultEncoding();
 
     /* Encode via the codec registry */
     v = PyCodec_Encode(unicode, encoding, errors);
@@ -1334,20 +1334,20 @@
     }
 
     if (encoding == NULL)
-	encoding = PyUnicode_GetDefaultEncoding();
+    encoding = PyUnicode_GetDefaultEncoding();
 
     /* Shortcuts for common default encodings */
     if (errors == NULL) {
-	if (strcmp(encoding, "utf-8") == 0)
-	    return PyUnicode_AsUTF8String(unicode);
-	else if (strcmp(encoding, "latin-1") == 0)
-	    return PyUnicode_AsLatin1String(unicode);
+    if (strcmp(encoding, "utf-8") == 0)
+        return PyUnicode_AsUTF8String(unicode);
+    else if (strcmp(encoding, "latin-1") == 0)
+        return PyUnicode_AsLatin1String(unicode);
 #if defined(MS_WINDOWS) && defined(HAVE_USABLE_WCHAR_T)
-	else if (strcmp(encoding, "mbcs") == 0)
-	    return PyUnicode_AsMBCSString(unicode);
+    else if (strcmp(encoding, "mbcs") == 0)
+        return PyUnicode_AsMBCSString(unicode);
 #endif
-	else if (strcmp(encoding, "ascii") == 0)
-	    return PyUnicode_AsASCIIString(unicode);
+    else if (strcmp(encoding, "ascii") == 0)
+        return PyUnicode_AsASCIIString(unicode);
         /* During bootstrap, we may need to find the encodings
            package, to load the file system encoding, and require the
            file system encoding in order to load the encodings
@@ -1360,7 +1360,7 @@
         else if (Py_FileSystemDefaultEncoding &&
                  strcmp(encoding, Py_FileSystemDefaultEncoding) == 0 &&
                  !PyThreadState_GET()->interp->codecs_initialized)
-	    return PyUnicode_AsASCIIString(unicode);            
+        return PyUnicode_AsASCIIString(unicode);
     }
 
     /* Encode via the codec registry */
@@ -1408,7 +1408,7 @@
     }
 
     if (encoding == NULL)
-	encoding = PyUnicode_GetDefaultEncoding();
+    encoding = PyUnicode_GetDefaultEncoding();
 
     /* Encode via the codec registry */
     v = PyCodec_Encode(unicode, encoding, errors);
@@ -1428,7 +1428,7 @@
 }
 
 PyObject *_PyUnicode_AsDefaultEncodedString(PyObject *unicode,
-					    const char *errors)
+                        const char *errors)
 {
     PyObject *v = ((PyUnicodeObject *)unicode)->defenc;
     if (v)
@@ -1567,35 +1567,35 @@
     int res = -1;
 
     if (*errorHandler == NULL) {
-	*errorHandler = PyCodec_LookupError(errors);
-	if (*errorHandler == NULL)
-	   goto onError;
+    *errorHandler = PyCodec_LookupError(errors);
+    if (*errorHandler == NULL)
+       goto onError;
     }
 
     if (*exceptionObject == NULL) {
-    	*exceptionObject = PyUnicodeDecodeError_Create(
-	    encoding, *input, *inend-*input, *startinpos, *endinpos, reason);
-	if (*exceptionObject == NULL)
-	   goto onError;
+        *exceptionObject = PyUnicodeDecodeError_Create(
+        encoding, *input, *inend-*input, *startinpos, *endinpos, reason);
+    if (*exceptionObject == NULL)
+       goto onError;
     }
     else {
-	if (PyUnicodeDecodeError_SetStart(*exceptionObject, *startinpos))
-	    goto onError;
-	if (PyUnicodeDecodeError_SetEnd(*exceptionObject, *endinpos))
-	    goto onError;
-	if (PyUnicodeDecodeError_SetReason(*exceptionObject, reason))
-	    goto onError;
+    if (PyUnicodeDecodeError_SetStart(*exceptionObject, *startinpos))
+        goto onError;
+    if (PyUnicodeDecodeError_SetEnd(*exceptionObject, *endinpos))
+        goto onError;
+    if (PyUnicodeDecodeError_SetReason(*exceptionObject, reason))
+        goto onError;
     }
 
     restuple = PyObject_CallFunctionObjArgs(*errorHandler, *exceptionObject, NULL);
     if (restuple == NULL)
-	goto onError;
+    goto onError;
     if (!PyTuple_Check(restuple)) {
-	PyErr_Format(PyExc_TypeError, &argparse[4]);
-	goto onError;
+    PyErr_Format(PyExc_TypeError, &argparse[4]);
+    goto onError;
     }
     if (!PyArg_ParseTuple(restuple, argparse, &PyUnicode_Type, &repunicode, &newpos))
-	goto onError;
+    goto onError;
 
     /* Copy back the bytes variables, which might have been modified by the
        callback */
@@ -1603,7 +1603,7 @@
     if (!inputobj)
         goto onError;
     if (!PyBytes_Check(inputobj)) {
-	PyErr_Format(PyExc_TypeError, "exception attribute object must be bytes");
+    PyErr_Format(PyExc_TypeError, "exception attribute object must be bytes");
     }
     *input = PyBytes_AS_STRING(inputobj);
     insize = PyBytes_GET_SIZE(inputobj);
@@ -1613,10 +1613,10 @@
     Py_DECREF(inputobj);
 
     if (newpos<0)
-	newpos = insize+newpos;
+    newpos = insize+newpos;
     if (newpos<0 || newpos>insize) {
-	PyErr_Format(PyExc_IndexError, "position %zd from error handler out of bounds", newpos);
-	goto onError;
+    PyErr_Format(PyExc_IndexError, "position %zd from error handler out of bounds", newpos);
+    goto onError;
     }
 
     /* need more space? (at least enough for what we
@@ -1627,11 +1627,11 @@
     repsize = PyUnicode_GET_SIZE(repunicode);
     requiredsize = *outpos + repsize + insize-newpos;
     if (requiredsize > outsize) {
-	if (requiredsize<2*outsize)
-	    requiredsize = 2*outsize;
-	if (_PyUnicode_Resize(output, requiredsize) < 0)
-	    goto onError;
-	*outptr = PyUnicode_AS_UNICODE(*output) + *outpos;
+    if (requiredsize<2*outsize)
+        requiredsize = 2*outsize;
+    if (_PyUnicode_Resize(output, requiredsize) < 0)
+        goto onError;
+    *outptr = PyUnicode_AS_UNICODE(*output) + *outpos;
     }
     *endinpos = newpos;
     *inptr = *input + newpos;
@@ -1655,10 +1655,10 @@
 char utf7_special[128] = {
     /* indicate whether a UTF-7 character is special i.e. cannot be directly
        encoded:
-	   0 - not special
-	   1 - special
-	   2 - whitespace (optional)
-	   3 - RFC2152 Set O (optional) */
+       0 - not special
+       1 - special
+       2 - whitespace (optional)
+       3 - RFC2152 Set O (optional) */
     1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 1, 1, 2, 1, 1,
     1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
     2, 3, 3, 3, 3, 3, 3, 0, 0, 0, 3, 1, 0, 0, 0, 1,
@@ -1714,16 +1714,16 @@
     }
 
 PyObject *PyUnicode_DecodeUTF7(const char *s,
-			       Py_ssize_t size,
-			       const char *errors)
+                   Py_ssize_t size,
+                   const char *errors)
 {
     return PyUnicode_DecodeUTF7Stateful(s, size, errors, NULL);
 }
 
 PyObject *PyUnicode_DecodeUTF7Stateful(const char *s,
-			       Py_ssize_t size,
-			       const char *errors,
-			       Py_ssize_t *consumed)
+                   Py_ssize_t size,
+                   const char *errors,
+                   Py_ssize_t *consumed)
 {
     const char *starts = s;
     Py_ssize_t startinpos;
@@ -1788,7 +1788,7 @@
                     }
                 } else if (SPECIAL(ch,0,0)) {
                     errmsg = "unexpected special character";
-	                goto utf7Error;
+                    goto utf7Error;
                 } else  {
                     *p++ = ch;
                 }
@@ -1995,8 +1995,8 @@
 };
 
 PyObject *PyUnicode_DecodeUTF8(const char *s,
-			       Py_ssize_t size,
-			       const char *errors)
+                   Py_ssize_t size,
+                   const char *errors)
 {
     return PyUnicode_DecodeUTF8Stateful(s, size, errors, NULL);
 }
@@ -2015,9 +2015,9 @@
 #endif
 
 PyObject *PyUnicode_DecodeUTF8Stateful(const char *s,
-			                Py_ssize_t size,
-			                const char *errors,
-			                Py_ssize_t *consumed)
+                            Py_ssize_t size,
+                            const char *errors,
+                            Py_ssize_t *consumed)
 {
     const char *starts = s;
     int n;
@@ -2099,72 +2099,72 @@
         n = utf8_code_length[ch];
 
         if (s + n > e) {
-	    if (consumed)
-		break;
-	    else {
-		errmsg = "unexpected end of data";
-		startinpos = s-starts;
-		endinpos = size;
-		goto utf8Error;
-	    }
-	}
+        if (consumed)
+        break;
+        else {
+        errmsg = "unexpected end of data";
+        startinpos = s-starts;
+        endinpos = size;
+        goto utf8Error;
+        }
+    }
 
         switch (n) {
 
         case 0:
             errmsg = "unexpected code byte";
-	    startinpos = s-starts;
-	    endinpos = startinpos+1;
-	    goto utf8Error;
+        startinpos = s-starts;
+        endinpos = startinpos+1;
+        goto utf8Error;
 
         case 1:
             errmsg = "internal error";
-	    startinpos = s-starts;
-	    endinpos = startinpos+1;
-	    goto utf8Error;
+        startinpos = s-starts;
+        endinpos = startinpos+1;
+        goto utf8Error;
 
         case 2:
             if ((s[1] & 0xc0) != 0x80) {
                 errmsg = "invalid data";
-		startinpos = s-starts;
-		endinpos = startinpos+2;
-		goto utf8Error;
-	    }
+        startinpos = s-starts;
+        endinpos = startinpos+2;
+        goto utf8Error;
+        }
             ch = ((s[0] & 0x1f) << 6) + (s[1] & 0x3f);
             if (ch < 0x80) {
-		startinpos = s-starts;
-		endinpos = startinpos+2;
+        startinpos = s-starts;
+        endinpos = startinpos+2;
                 errmsg = "illegal encoding";
-		goto utf8Error;
-	    }
-	    else
-		*p++ = (Py_UNICODE)ch;
+        goto utf8Error;
+        }
+        else
+        *p++ = (Py_UNICODE)ch;
             break;
 
         case 3:
             if ((s[1] & 0xc0) != 0x80 ||
                 (s[2] & 0xc0) != 0x80) {
                 errmsg = "invalid data";
-		startinpos = s-starts;
-		endinpos = startinpos+3;
-		goto utf8Error;
-	    }
+        startinpos = s-starts;
+        endinpos = startinpos+3;
+        goto utf8Error;
+        }
             ch = ((s[0] & 0x0f) << 12) + ((s[1] & 0x3f) << 6) + (s[2] & 0x3f);
             if (ch < 0x0800) {
-		/* Note: UTF-8 encodings of surrogates are considered
-		   legal UTF-8 sequences;
+        /* Note: UTF-8 encodings of surrogates are considered
+           legal UTF-8 sequences;
 
-		   XXX For wide builds (UCS-4) we should probably try
-		       to recombine the surrogates into a single code
-		       unit.
-		*/
+           XXX For wide builds (UCS-4) we should probably try
+               to recombine the surrogates into a single code
+               unit.
+        */
                 errmsg = "illegal encoding";
-		startinpos = s-starts;
-		endinpos = startinpos+3;
-		goto utf8Error;
-	    }
-	    else
-		*p++ = (Py_UNICODE)ch;
+        startinpos = s-starts;
+        endinpos = startinpos+3;
+        goto utf8Error;
+        }
+        else
+        *p++ = (Py_UNICODE)ch;
             break;
 
         case 4:
@@ -2172,25 +2172,25 @@
                 (s[2] & 0xc0) != 0x80 ||
                 (s[3] & 0xc0) != 0x80) {
                 errmsg = "invalid data";
-		startinpos = s-starts;
-		endinpos = startinpos+4;
-		goto utf8Error;
-	    }
+        startinpos = s-starts;
+        endinpos = startinpos+4;
+        goto utf8Error;
+        }
             ch = ((s[0] & 0x7) << 18) + ((s[1] & 0x3f) << 12) +
                  ((s[2] & 0x3f) << 6) + (s[3] & 0x3f);
             /* validate and convert to UTF-16 */
             if ((ch < 0x10000)        /* minimum value allowed for 4
-					 byte encoding */
+                     byte encoding */
                 || (ch > 0x10ffff))   /* maximum value allowed for
-					 UTF-16 */
-	    {
+                     UTF-16 */
+        {
                 errmsg = "illegal encoding";
-		startinpos = s-starts;
-		endinpos = startinpos+4;
-		goto utf8Error;
-	    }
+        startinpos = s-starts;
+        endinpos = startinpos+4;
+        goto utf8Error;
+        }
 #ifdef Py_UNICODE_WIDE
-	    *p++ = (Py_UNICODE)ch;
+        *p++ = (Py_UNICODE)ch;
 #else
             /*  compute and append the two surrogates: */
 
@@ -2208,25 +2208,25 @@
         default:
             /* Other sizes are only needed for UCS-4 */
             errmsg = "unsupported Unicode code range";
-	    startinpos = s-starts;
-	    endinpos = startinpos+n;
-	    goto utf8Error;
+        startinpos = s-starts;
+        endinpos = startinpos+n;
+        goto utf8Error;
         }
         s += n;
-	continue;
+    continue;
 
     utf8Error:
     outpos = p-PyUnicode_AS_UNICODE(unicode);
     if (unicode_decode_call_errorhandler(
-	     errors, &errorHandler,
-	     "utf8", errmsg,
-	     &starts, &e, &startinpos, &endinpos, &exc, &s,
-	     &unicode, &outpos, &p))
-	goto onError;
-	aligned_end = (const char *) ((size_t) e & ~LONG_PTR_MASK);
+         errors, &errorHandler,
+         "utf8", errmsg,
+         &starts, &e, &startinpos, &endinpos, &exc, &s,
+         &unicode, &outpos, &p))
+    goto onError;
+    aligned_end = (const char *) ((size_t) e & ~LONG_PTR_MASK);
     }
     if (consumed)
-	*consumed = s-starts;
+    *consumed = s-starts;
 
     /* Adjust length */
     if (_PyUnicode_Resize(&unicode, p - unicode->str) < 0)
@@ -2253,8 +2253,8 @@
 */
 PyObject *
 PyUnicode_EncodeUTF8(const Py_UNICODE *s,
-		     Py_ssize_t size,
-		     const char *errors)
+             Py_ssize_t size,
+             const char *errors)
 {
 #define MAX_SHORT_UNICHARS 300  /* largest size we'll do on the stack */
 
@@ -2319,7 +2319,7 @@
                 *p++ = (char)(0x80 | ((ch >> 6) & 0x3f));
                 *p++ = (char)(0x80 | (ch & 0x3f));
                 continue;
-    	    }
+            }
 encodeUCS4:
             /* Encode UCS4 Unicode ordinals */
             *p++ = (char)(0xf0 | (ch >> 18));
@@ -2353,27 +2353,27 @@
         return NULL;
     }
     return PyUnicode_EncodeUTF8(PyUnicode_AS_UNICODE(unicode),
-				PyUnicode_GET_SIZE(unicode),
-				NULL);
+                PyUnicode_GET_SIZE(unicode),
+                NULL);
 }
 
 /* --- UTF-32 Codec ------------------------------------------------------- */
 
 PyObject *
 PyUnicode_DecodeUTF32(const char *s,
-		      Py_ssize_t size,
-		      const char *errors,
-		      int *byteorder)
+              Py_ssize_t size,
+              const char *errors,
+              int *byteorder)
 {
     return PyUnicode_DecodeUTF32Stateful(s, size, errors, byteorder, NULL);
 }
 
 PyObject *
 PyUnicode_DecodeUTF32Stateful(const char *s,
-			      Py_ssize_t size,
-			      const char *errors,
-			      int *byteorder,
-			      Py_ssize_t *consumed)
+                  Py_ssize_t size,
+                  const char *errors,
+                  int *byteorder,
+                  Py_ssize_t *consumed)
 {
     const char *starts = s;
     Py_ssize_t startinpos;
@@ -2401,8 +2401,8 @@
        codepoints => count how much extra space we need. */
 #ifndef Py_UNICODE_WIDE
     for (i = pairs = 0; i < size/4; i++)
-	if (((Py_UCS4 *)s)[i] >= 0x10000)
-	    pairs++;
+    if (((Py_UCS4 *)s)[i] >= 0x10000)
+        pairs++;
 #endif
 
     /* This might be one to much, because of a BOM */
@@ -2429,25 +2429,25 @@
             const Py_UCS4 bom = (q[iorder[3]] << 24) | (q[iorder[2]] << 16) |
                                 (q[iorder[1]] << 8) | q[iorder[0]];
 #ifdef BYTEORDER_IS_LITTLE_ENDIAN
-	    if (bom == 0x0000FEFF) {
-		q += 4;
-		bo = -1;
-	    }
-	    else if (bom == 0xFFFE0000) {
-		q += 4;
-		bo = 1;
-	    }
+        if (bom == 0x0000FEFF) {
+        q += 4;
+        bo = -1;
+        }
+        else if (bom == 0xFFFE0000) {
+        q += 4;
+        bo = 1;
+        }
 #else
-	    if (bom == 0x0000FEFF) {
-		q += 4;
-		bo = 1;
-	    }
-	    else if (bom == 0xFFFE0000) {
-		q += 4;
-		bo = -1;
-	    }
+        if (bom == 0x0000FEFF) {
+        q += 4;
+        bo = 1;
+        }
+        else if (bom == 0xFFFE0000) {
+        q += 4;
+        bo = -1;
+        }
 #endif
-	}
+    }
     }
 
     if (bo == -1) {
@@ -2466,54 +2466,54 @@
     }
 
     while (q < e) {
-	Py_UCS4 ch;
-	/* remaining bytes at the end? (size should be divisible by 4) */
-	if (e-q<4) {
-	    if (consumed)
-		break;
-	    errmsg = "truncated data";
-	    startinpos = ((const char *)q)-starts;
-	    endinpos = ((const char *)e)-starts;
-	    goto utf32Error;
-	    /* The remaining input chars are ignored if the callback
-	       chooses to skip the input */
-	}
-	ch = (q[iorder[3]] << 24) | (q[iorder[2]] << 16) |
-	     (q[iorder[1]] << 8) | q[iorder[0]];
+    Py_UCS4 ch;
+    /* remaining bytes at the end? (size should be divisible by 4) */
+    if (e-q<4) {
+        if (consumed)
+        break;
+        errmsg = "truncated data";
+        startinpos = ((const char *)q)-starts;
+        endinpos = ((const char *)e)-starts;
+        goto utf32Error;
+        /* The remaining input chars are ignored if the callback
+           chooses to skip the input */
+    }
+    ch = (q[iorder[3]] << 24) | (q[iorder[2]] << 16) |
+         (q[iorder[1]] << 8) | q[iorder[0]];
 
-	if (ch >= 0x110000)
-	{
-	    errmsg = "codepoint not in range(0x110000)";
-	    startinpos = ((const char *)q)-starts;
-	    endinpos = startinpos+4;
-	    goto utf32Error;
-	}
+    if (ch >= 0x110000)
+    {
+        errmsg = "codepoint not in range(0x110000)";
+        startinpos = ((const char *)q)-starts;
+        endinpos = startinpos+4;
+        goto utf32Error;
+    }
 #ifndef Py_UNICODE_WIDE
-	if (ch >= 0x10000)
-	{
-	    *p++ = 0xD800 | ((ch-0x10000) >> 10);
-	    *p++ = 0xDC00 | ((ch-0x10000) & 0x3FF);
-	}
-	else
+    if (ch >= 0x10000)
+    {
+        *p++ = 0xD800 | ((ch-0x10000) >> 10);
+        *p++ = 0xDC00 | ((ch-0x10000) & 0x3FF);
+    }
+    else
 #endif
-	    *p++ = ch;
-	q += 4;
-	continue;
+        *p++ = ch;
+    q += 4;
+    continue;
     utf32Error:
-	outpos = p-PyUnicode_AS_UNICODE(unicode);
-	if (unicode_decode_call_errorhandler(
-	         errors, &errorHandler,
-	         "utf32", errmsg,
-	         &starts, (const char **)&e, &startinpos, &endinpos, &exc, (const char **)&q,
-	         &unicode, &outpos, &p))
-	    goto onError;
+    outpos = p-PyUnicode_AS_UNICODE(unicode);
+    if (unicode_decode_call_errorhandler(
+             errors, &errorHandler,
+             "utf32", errmsg,
+             &starts, (const char **)&e, &startinpos, &endinpos, &exc, (const char **)&q,
+             &unicode, &outpos, &p))
+        goto onError;
     }
 
     if (byteorder)
         *byteorder = bo;
 
     if (consumed)
-	*consumed = (const char *)q-starts;
+    *consumed = (const char *)q-starts;
 
     /* Adjust length */
     if (_PyUnicode_Resize(&unicode, p - unicode->str) < 0)
@@ -2532,9 +2532,9 @@
 
 PyObject *
 PyUnicode_EncodeUTF32(const Py_UNICODE *s,
-		      Py_ssize_t size,
-		      const char *errors,
-		      int byteorder)
+              Py_ssize_t size,
+              const char *errors,
+              int byteorder)
 {
     PyObject *v;
     unsigned char *p;
@@ -2564,21 +2564,21 @@
        so we need less space. */
 #ifndef Py_UNICODE_WIDE
     for (i = pairs = 0; i < size-1; i++)
-	if (0xD800 <= s[i] && s[i] <= 0xDBFF &&
-	    0xDC00 <= s[i+1] && s[i+1] <= 0xDFFF)
-	    pairs++;
+    if (0xD800 <= s[i] && s[i] <= 0xDBFF &&
+        0xDC00 <= s[i+1] && s[i+1] <= 0xDFFF)
+        pairs++;
 #endif
     nsize = (size - pairs + (byteorder == 0));
     bytesize = nsize * 4;
     if (bytesize / 4 != nsize)
-	return PyErr_NoMemory();
+    return PyErr_NoMemory();
     v = PyBytes_FromStringAndSize(NULL, bytesize);
     if (v == NULL)
         return NULL;
 
     p = (unsigned char *)PyBytes_AS_STRING(v);
     if (byteorder == 0)
-	STORECHAR(0xFEFF);
+    STORECHAR(0xFEFF);
     if (size == 0)
         goto done;
 
@@ -2598,16 +2598,16 @@
     }
 
     while (size-- > 0) {
-	Py_UCS4 ch = *s++;
+    Py_UCS4 ch = *s++;
 #ifndef Py_UNICODE_WIDE
-	if (0xD800 <= ch && ch <= 0xDBFF && size > 0) {
-	    Py_UCS4 ch2 = *s;
-	    if (0xDC00 <= ch2 && ch2 <= 0xDFFF) {
-		ch = (((ch & 0x3FF)<<10) | (ch2 & 0x3FF)) + 0x10000;
-		s++;
-		size--;
-	    }
-	}
+    if (0xD800 <= ch && ch <= 0xDBFF && size > 0) {
+        Py_UCS4 ch2 = *s;
+        if (0xDC00 <= ch2 && ch2 <= 0xDFFF) {
+        ch = (((ch & 0x3FF)<<10) | (ch2 & 0x3FF)) + 0x10000;
+        s++;
+        size--;
+        }
+    }
 #endif
         STORECHAR(ch);
     }
@@ -2624,18 +2624,18 @@
         return NULL;
     }
     return PyUnicode_EncodeUTF32(PyUnicode_AS_UNICODE(unicode),
-				 PyUnicode_GET_SIZE(unicode),
-				 NULL,
-				 0);
+                 PyUnicode_GET_SIZE(unicode),
+                 NULL,
+                 0);
 }
 
 /* --- UTF-16 Codec ------------------------------------------------------- */
 
 PyObject *
 PyUnicode_DecodeUTF16(const char *s,
-		      Py_ssize_t size,
-		      const char *errors,
-		      int *byteorder)
+              Py_ssize_t size,
+              const char *errors,
+              int *byteorder)
 {
     return PyUnicode_DecodeUTF16Stateful(s, size, errors, byteorder, NULL);
 }
@@ -2659,10 +2659,10 @@
 
 PyObject *
 PyUnicode_DecodeUTF16Stateful(const char *s,
-			      Py_ssize_t size,
-			      const char *errors,
-			      int *byteorder,
-			      Py_ssize_t *consumed)
+                  Py_ssize_t size,
+                  const char *errors,
+                  int *byteorder,
+                  Py_ssize_t *consumed)
 {
     const char *starts = s;
     Py_ssize_t startinpos;
@@ -2707,25 +2707,25 @@
         if (size >= 2) {
             const Py_UNICODE bom = (q[ihi] << 8) | q[ilo];
 #ifdef BYTEORDER_IS_LITTLE_ENDIAN
-	    if (bom == 0xFEFF) {
-		q += 2;
-		bo = -1;
-	    }
-	    else if (bom == 0xFFFE) {
-		q += 2;
-		bo = 1;
-	    }
+        if (bom == 0xFEFF) {
+        q += 2;
+        bo = -1;
+        }
+        else if (bom == 0xFFFE) {
+        q += 2;
+        bo = 1;
+        }
 #else
-	    if (bom == 0xFEFF) {
-		q += 2;
-		bo = 1;
-	    }
-	    else if (bom == 0xFFFE) {
-		q += 2;
-		bo = -1;
-	    }
+        if (bom == 0xFEFF) {
+        q += 2;
+        bo = 1;
+        }
+        else if (bom == 0xFFFE) {
+        q += 2;
+        bo = -1;
+        }
 #endif
-	}
+    }
     }
 
     if (bo == -1) {
@@ -2746,7 +2746,7 @@
 
     aligned_end = (const unsigned char *) ((size_t) e & ~LONG_PTR_MASK);
     while (q < e) {
-	Py_UNICODE ch;
+    Py_UNICODE ch;
         /* First check for possible aligned read of a C 'long'. Unaligned
            reads are more expensive, better to defer to another iteration. */
         if (!((size_t) q & LONG_PTR_MASK)) {
@@ -2818,50 +2818,50 @@
             if (q >= e)
                 break;
         }
-	ch = (q[ihi] << 8) | q[ilo];
+    ch = (q[ihi] << 8) | q[ilo];
 
-	q += 2;
+    q += 2;
 
-	if (ch < 0xD800 || ch > 0xDFFF) {
-	    *p++ = ch;
-	    continue;
-	}
+    if (ch < 0xD800 || ch > 0xDFFF) {
+        *p++ = ch;
+        continue;
+    }
 
-	/* UTF-16 code pair: */
-	if (q > e) {
-	    errmsg = "unexpected end of data";
-	    startinpos = (((const char *)q) - 2) - starts;
-	    endinpos = ((const char *)e) + 1 - starts;
-	    goto utf16Error;
-	}
-	if (0xD800 <= ch && ch <= 0xDBFF) {
-	    Py_UNICODE ch2 = (q[ihi] << 8) | q[ilo];
-	    q += 2;
-	    if (0xDC00 <= ch2 && ch2 <= 0xDFFF) {
+    /* UTF-16 code pair: */
+    if (q > e) {
+        errmsg = "unexpected end of data";
+        startinpos = (((const char *)q) - 2) - starts;
+        endinpos = ((const char *)e) + 1 - starts;
+        goto utf16Error;
+    }
+    if (0xD800 <= ch && ch <= 0xDBFF) {
+        Py_UNICODE ch2 = (q[ihi] << 8) | q[ilo];
+        q += 2;
+        if (0xDC00 <= ch2 && ch2 <= 0xDFFF) {
 #ifndef Py_UNICODE_WIDE
-		*p++ = ch;
-		*p++ = ch2;
+        *p++ = ch;
+        *p++ = ch2;
 #else
-		*p++ = (((ch & 0x3FF)<<10) | (ch2 & 0x3FF)) + 0x10000;
+        *p++ = (((ch & 0x3FF)<<10) | (ch2 & 0x3FF)) + 0x10000;
 #endif
-		continue;
-	    }
-	    else {
+        continue;
+        }
+        else {
                 errmsg = "illegal UTF-16 surrogate";
-		startinpos = (((const char *)q)-4)-starts;
-		endinpos = startinpos+2;
-		goto utf16Error;
-	    }
+        startinpos = (((const char *)q)-4)-starts;
+        endinpos = startinpos+2;
+        goto utf16Error;
+        }
 
-	}
-	errmsg = "illegal encoding";
-	startinpos = (((const char *)q)-2)-starts;
-	endinpos = startinpos+2;
-	/* Fall through to report the error */
+    }
+    errmsg = "illegal encoding";
+    startinpos = (((const char *)q)-2)-starts;
+    endinpos = startinpos+2;
+    /* Fall through to report the error */
 
     utf16Error:
-	outpos = p - PyUnicode_AS_UNICODE(unicode);
-	if (unicode_decode_call_errorhandler(
+    outpos = p - PyUnicode_AS_UNICODE(unicode);
+    if (unicode_decode_call_errorhandler(
                 errors,
                 &errorHandler,
                 "utf16", errmsg,
@@ -2874,7 +2874,7 @@
                 &unicode,
                 &outpos,
                 &p))
-	    goto onError;
+        goto onError;
     }
     /* remaining byte at the end? (size should be even) */
     if (e == q) {
@@ -2906,7 +2906,7 @@
         *byteorder = bo;
 
     if (consumed)
-	*consumed = (const char *)q-starts;
+    *consumed = (const char *)q-starts;
 
     /* Adjust length */
     if (_PyUnicode_Resize(&unicode, p - unicode->str) < 0)
@@ -2928,9 +2928,9 @@
 
 PyObject *
 PyUnicode_EncodeUTF16(const Py_UNICODE *s,
-		      Py_ssize_t size,
-		      const char *errors,
-		      int byteorder)
+              Py_ssize_t size,
+              const char *errors,
+              int byteorder)
 {
     PyObject *v;
     unsigned char *p;
@@ -2956,24 +2956,24 @@
 
 #ifdef Py_UNICODE_WIDE
     for (i = pairs = 0; i < size; i++)
-	if (s[i] >= 0x10000)
-	    pairs++;
+    if (s[i] >= 0x10000)
+        pairs++;
 #endif
     /* 2 * (size + pairs + (byteorder == 0)) */
     if (size > PY_SSIZE_T_MAX ||
         size > PY_SSIZE_T_MAX - pairs - (byteorder == 0))
-	return PyErr_NoMemory();
+    return PyErr_NoMemory();
     nsize = size + pairs + (byteorder == 0);
     bytesize = nsize * 2;
     if (bytesize / 2 != nsize)
-	return PyErr_NoMemory();
+    return PyErr_NoMemory();
     v = PyBytes_FromStringAndSize(NULL, bytesize);
     if (v == NULL)
         return NULL;
 
     p = (unsigned char *)PyBytes_AS_STRING(v);
     if (byteorder == 0)
-	STORECHAR(0xFEFF);
+    STORECHAR(0xFEFF);
     if (size == 0)
         goto done;
 
@@ -2989,13 +2989,13 @@
     }
 
     while (size-- > 0) {
-	Py_UNICODE ch = *s++;
-	Py_UNICODE ch2 = 0;
+    Py_UNICODE ch = *s++;
+    Py_UNICODE ch2 = 0;
 #ifdef Py_UNICODE_WIDE
-	if (ch >= 0x10000) {
-	    ch2 = 0xDC00 | ((ch-0x10000) & 0x3FF);
-	    ch  = 0xD800 | ((ch-0x10000) >> 10);
-	}
+    if (ch >= 0x10000) {
+        ch2 = 0xDC00 | ((ch-0x10000) & 0x3FF);
+        ch  = 0xD800 | ((ch-0x10000) >> 10);
+    }
 #endif
         STORECHAR(ch);
         if (ch2)
@@ -3014,9 +3014,9 @@
         return NULL;
     }
     return PyUnicode_EncodeUTF16(PyUnicode_AS_UNICODE(unicode),
-				 PyUnicode_GET_SIZE(unicode),
-				 NULL,
-				 0);
+                 PyUnicode_GET_SIZE(unicode),
+                 NULL,
+                 0);
 }
 
 /* --- Unicode Escape Codec ----------------------------------------------- */
@@ -3024,8 +3024,8 @@
 static _PyUnicode_Name_CAPI *ucnhash_CAPI = NULL;
 
 PyObject *PyUnicode_DecodeUnicodeEscape(const char *s,
-					Py_ssize_t size,
-					const char *errors)
+                    Py_ssize_t size,
+                    const char *errors)
 {
     const char *starts = s;
     Py_ssize_t startinpos;
@@ -3291,7 +3291,7 @@
 static const char *hexdigits = "0123456789abcdef";
 
 PyObject *PyUnicode_EncodeUnicodeEscape(const Py_UNICODE *s,
-					Py_ssize_t size)
+                    Py_ssize_t size)
 {
     PyObject *repr;
     char *p;
@@ -3324,7 +3324,7 @@
         return PyBytes_FromStringAndSize(NULL, 0);
 
     if (size > (PY_SSIZE_T_MAX - 2 - 1) / expandsize)
-	return PyErr_NoMemory();
+    return PyErr_NoMemory();
 
     repr = PyBytes_FromStringAndSize(NULL,
         2
@@ -3358,34 +3358,34 @@
             *p++ = hexdigits[(ch >> 8) & 0x0000000F];
             *p++ = hexdigits[(ch >> 4) & 0x0000000F];
             *p++ = hexdigits[ch & 0x0000000F];
-	    continue;
+        continue;
         }
 #else
-	/* Map UTF-16 surrogate pairs to '\U00xxxxxx' */
-	else if (ch >= 0xD800 && ch < 0xDC00) {
-	    Py_UNICODE ch2;
-	    Py_UCS4 ucs;
+    /* Map UTF-16 surrogate pairs to '\U00xxxxxx' */
+    else if (ch >= 0xD800 && ch < 0xDC00) {
+        Py_UNICODE ch2;
+        Py_UCS4 ucs;
 
-	    ch2 = *s++;
-	    size--;
-	    if (ch2 >= 0xDC00 && ch2 <= 0xDFFF) {
-		ucs = (((ch & 0x03FF) << 10) | (ch2 & 0x03FF)) + 0x00010000;
-		*p++ = '\\';
-		*p++ = 'U';
-		*p++ = hexdigits[(ucs >> 28) & 0x0000000F];
-		*p++ = hexdigits[(ucs >> 24) & 0x0000000F];
-		*p++ = hexdigits[(ucs >> 20) & 0x0000000F];
-		*p++ = hexdigits[(ucs >> 16) & 0x0000000F];
-		*p++ = hexdigits[(ucs >> 12) & 0x0000000F];
-		*p++ = hexdigits[(ucs >> 8) & 0x0000000F];
-		*p++ = hexdigits[(ucs >> 4) & 0x0000000F];
-		*p++ = hexdigits[ucs & 0x0000000F];
-		continue;
-	    }
-	    /* Fall through: isolated surrogates are copied as-is */
-	    s--;
-	    size++;
-	}
+        ch2 = *s++;
+        size--;
+        if (ch2 >= 0xDC00 && ch2 <= 0xDFFF) {
+        ucs = (((ch & 0x03FF) << 10) | (ch2 & 0x03FF)) + 0x00010000;
+        *p++ = '\\';
+        *p++ = 'U';
+        *p++ = hexdigits[(ucs >> 28) & 0x0000000F];
+        *p++ = hexdigits[(ucs >> 24) & 0x0000000F];
+        *p++ = hexdigits[(ucs >> 20) & 0x0000000F];
+        *p++ = hexdigits[(ucs >> 16) & 0x0000000F];
+        *p++ = hexdigits[(ucs >> 12) & 0x0000000F];
+        *p++ = hexdigits[(ucs >> 8) & 0x0000000F];
+        *p++ = hexdigits[(ucs >> 4) & 0x0000000F];
+        *p++ = hexdigits[ucs & 0x0000000F];
+        continue;
+        }
+        /* Fall through: isolated surrogates are copied as-is */
+        s--;
+        size++;
+    }
 #endif
 
         /* Map 16-bit characters to '\uxxxx' */
@@ -3446,8 +3446,8 @@
 /* --- Raw Unicode Escape Codec ------------------------------------------- */
 
 PyObject *PyUnicode_DecodeRawUnicodeEscape(const char *s,
-					   Py_ssize_t size,
-					   const char *errors)
+                       Py_ssize_t size,
+                       const char *errors)
 {
     const char *starts = s;
     Py_ssize_t startinpos;
@@ -3466,63 +3466,63 @@
        handler might have to resize the string) */
     v = _PyUnicode_New(size);
     if (v == NULL)
-	goto onError;
+    goto onError;
     if (size == 0)
-	return (PyObject *)v;
+    return (PyObject *)v;
     p = PyUnicode_AS_UNICODE(v);
     end = s + size;
     while (s < end) {
-	unsigned char c;
-	Py_UCS4 x;
-	int i;
+    unsigned char c;
+    Py_UCS4 x;
+    int i;
         int count;
 
-	/* Non-escape characters are interpreted as Unicode ordinals */
-	if (*s != '\\') {
-	    *p++ = (unsigned char)*s++;
-	    continue;
-	}
-	startinpos = s-starts;
+    /* Non-escape characters are interpreted as Unicode ordinals */
+    if (*s != '\\') {
+        *p++ = (unsigned char)*s++;
+        continue;
+    }
+    startinpos = s-starts;
 
-	/* \u-escapes are only interpreted iff the number of leading
-	   backslashes if odd */
-	bs = s;
-	for (;s < end;) {
-	    if (*s != '\\')
-		break;
-	    *p++ = (unsigned char)*s++;
-	}
-	if (((s - bs) & 1) == 0 ||
-	    s >= end ||
-	    (*s != 'u' && *s != 'U')) {
-	    continue;
-	}
-	p--;
+    /* \u-escapes are only interpreted iff the number of leading
+       backslashes if odd */
+    bs = s;
+    for (;s < end;) {
+        if (*s != '\\')
+        break;
+        *p++ = (unsigned char)*s++;
+    }
+    if (((s - bs) & 1) == 0 ||
+        s >= end ||
+        (*s != 'u' && *s != 'U')) {
+        continue;
+    }
+    p--;
         count = *s=='u' ? 4 : 8;
-	s++;
+    s++;
 
-	/* \uXXXX with 4 hex digits, \Uxxxxxxxx with 8 */
-	outpos = p-PyUnicode_AS_UNICODE(v);
-	for (x = 0, i = 0; i < count; ++i, ++s) {
-	    c = (unsigned char)*s;
-	    if (!ISXDIGIT(c)) {
-		endinpos = s-starts;
-		if (unicode_decode_call_errorhandler(
-		    errors, &errorHandler,
-		    "rawunicodeescape", "truncated \\uXXXX",
-		    &starts, &end, &startinpos, &endinpos, &exc, &s,
-		    &v, &outpos, &p))
-		    goto onError;
-		goto nextByte;
-	    }
-	    x = (x<<4) & ~0xF;
-	    if (c >= '0' && c <= '9')
-		x += c - '0';
-	    else if (c >= 'a' && c <= 'f')
-		x += 10 + c - 'a';
-	    else
-		x += 10 + c - 'A';
-	}
+    /* \uXXXX with 4 hex digits, \Uxxxxxxxx with 8 */
+    outpos = p-PyUnicode_AS_UNICODE(v);
+    for (x = 0, i = 0; i < count; ++i, ++s) {
+        c = (unsigned char)*s;
+        if (!ISXDIGIT(c)) {
+        endinpos = s-starts;
+        if (unicode_decode_call_errorhandler(
+            errors, &errorHandler,
+            "rawunicodeescape", "truncated \\uXXXX",
+            &starts, &end, &startinpos, &endinpos, &exc, &s,
+            &v, &outpos, &p))
+            goto onError;
+        goto nextByte;
+        }
+        x = (x<<4) & ~0xF;
+        if (c >= '0' && c <= '9')
+        x += c - '0';
+        else if (c >= 'a' && c <= 'f')
+        x += 10 + c - 'a';
+        else
+        x += 10 + c - 'A';
+    }
         if (x <= 0xffff)
                 /* UCS-2 character */
                 *p++ = (Py_UNICODE) x;
@@ -3542,15 +3542,15 @@
             if (unicode_decode_call_errorhandler(
                     errors, &errorHandler,
                     "rawunicodeescape", "\\Uxxxxxxxx out of range",
-		    &starts, &end, &startinpos, &endinpos, &exc, &s,
-		    &v, &outpos, &p))
-		    goto onError;
+            &starts, &end, &startinpos, &endinpos, &exc, &s,
+            &v, &outpos, &p))
+            goto onError;
         }
-	nextByte:
-	;
+    nextByte:
+    ;
     }
     if (_PyUnicode_Resize(&v, p - PyUnicode_AS_UNICODE(v)) < 0)
-	goto onError;
+    goto onError;
     Py_XDECREF(errorHandler);
     Py_XDECREF(exc);
     return (PyObject *)v;
@@ -3563,7 +3563,7 @@
 }
 
 PyObject *PyUnicode_EncodeRawUnicodeEscape(const Py_UNICODE *s,
-					   Py_ssize_t size)
+                       Py_ssize_t size)
 {
     PyObject *repr;
     char *p;
@@ -3574,10 +3574,10 @@
 #else
     const Py_ssize_t expandsize = 6;
 #endif
-    
+
     if (size > PY_SSIZE_T_MAX / expandsize)
-	return PyErr_NoMemory();
-    
+    return PyErr_NoMemory();
+
     repr = PyBytes_FromStringAndSize(NULL, expandsize * size);
     if (repr == NULL)
         return NULL;
@@ -3588,8 +3588,8 @@
     while (size-- > 0) {
         Py_UNICODE ch = *s++;
 #ifdef Py_UNICODE_WIDE
-	/* Map 32-bit characters to '\Uxxxxxxxx' */
-	if (ch >= 0x10000) {
+    /* Map 32-bit characters to '\Uxxxxxxxx' */
+    if (ch >= 0x10000) {
             *p++ = '\\';
             *p++ = 'U';
             *p++ = hexdigits[(ch >> 28) & 0xf];
@@ -3603,34 +3603,34 @@
         }
         else
 #else
-	/* Map UTF-16 surrogate pairs to '\U00xxxxxx' */
-	if (ch >= 0xD800 && ch < 0xDC00) {
-	    Py_UNICODE ch2;
-	    Py_UCS4 ucs;
+    /* Map UTF-16 surrogate pairs to '\U00xxxxxx' */
+    if (ch >= 0xD800 && ch < 0xDC00) {
+        Py_UNICODE ch2;
+        Py_UCS4 ucs;
 
-	    ch2 = *s++;
-	    size--;
-	    if (ch2 >= 0xDC00 && ch2 <= 0xDFFF) {
-		ucs = (((ch & 0x03FF) << 10) | (ch2 & 0x03FF)) + 0x00010000;
-		*p++ = '\\';
-		*p++ = 'U';
-		*p++ = hexdigits[(ucs >> 28) & 0xf];
-		*p++ = hexdigits[(ucs >> 24) & 0xf];
-		*p++ = hexdigits[(ucs >> 20) & 0xf];
-		*p++ = hexdigits[(ucs >> 16) & 0xf];
-		*p++ = hexdigits[(ucs >> 12) & 0xf];
-		*p++ = hexdigits[(ucs >> 8) & 0xf];
-		*p++ = hexdigits[(ucs >> 4) & 0xf];
-		*p++ = hexdigits[ucs & 0xf];
-		continue;
-	    }
-	    /* Fall through: isolated surrogates are copied as-is */
-	    s--;
-	    size++;
-	}
+        ch2 = *s++;
+        size--;
+        if (ch2 >= 0xDC00 && ch2 <= 0xDFFF) {
+        ucs = (((ch & 0x03FF) << 10) | (ch2 & 0x03FF)) + 0x00010000;
+        *p++ = '\\';
+        *p++ = 'U';
+        *p++ = hexdigits[(ucs >> 28) & 0xf];
+        *p++ = hexdigits[(ucs >> 24) & 0xf];
+        *p++ = hexdigits[(ucs >> 20) & 0xf];
+        *p++ = hexdigits[(ucs >> 16) & 0xf];
+        *p++ = hexdigits[(ucs >> 12) & 0xf];
+        *p++ = hexdigits[(ucs >> 8) & 0xf];
+        *p++ = hexdigits[(ucs >> 4) & 0xf];
+        *p++ = hexdigits[ucs & 0xf];
+        continue;
+        }
+        /* Fall through: isolated surrogates are copied as-is */
+        s--;
+        size++;
+    }
 #endif
-	/* Map 16-bit characters to '\uxxxx' */
-	if (ch >= 256) {
+    /* Map 16-bit characters to '\uxxxx' */
+    if (ch >= 256) {
             *p++ = '\\';
             *p++ = 'u';
             *p++ = hexdigits[(ch >> 12) & 0xf];
@@ -3638,8 +3638,8 @@
             *p++ = hexdigits[(ch >> 4) & 0xf];
             *p++ = hexdigits[ch & 15];
         }
-	/* Copy everything else as-is */
-	else
+    /* Copy everything else as-is */
+    else
             *p++ = (char) ch;
     }
     size = p - q;
@@ -3666,8 +3666,8 @@
 /* --- Unicode Internal Codec ------------------------------------------- */
 
 PyObject *_PyUnicode_DecodeUnicodeInternal(const char *s,
-					   Py_ssize_t size,
-					   const char *errors)
+                       Py_ssize_t size,
+                       const char *errors)
 {
     const char *starts = s;
     Py_ssize_t startinpos;
@@ -3687,9 +3687,9 @@
     /* XXX overflow detection missing */
     v = _PyUnicode_New((size+Py_UNICODE_SIZE-1)/ Py_UNICODE_SIZE);
     if (v == NULL)
-	goto onError;
+    goto onError;
     if (PyUnicode_GetSize((PyObject *)v) == 0)
-	return (PyObject *)v;
+    return (PyObject *)v;
     p = PyUnicode_AS_UNICODE(v);
     end = s + size;
 
@@ -3744,8 +3744,8 @@
 /* --- Latin-1 Codec ------------------------------------------------------ */
 
 PyObject *PyUnicode_DecodeLatin1(const char *s,
-				 Py_ssize_t size,
-				 const char *errors)
+                 Py_ssize_t size,
+                 const char *errors)
 {
     PyUnicodeObject *v;
     Py_UNICODE *p;
@@ -3753,15 +3753,15 @@
 
     /* Latin-1 is equivalent to the first 256 ordinals in Unicode. */
     if (size == 1) {
-	Py_UNICODE r = *(unsigned char*)s;
-	return PyUnicode_FromUnicode(&r, 1);
+    Py_UNICODE r = *(unsigned char*)s;
+    return PyUnicode_FromUnicode(&r, 1);
     }
 
     v = _PyUnicode_New(size);
     if (v == NULL)
-	goto onError;
+    goto onError;
     if (size == 0)
-	return (PyObject *)v;
+    return (PyObject *)v;
     p = PyUnicode_AS_UNICODE(v);
     e = s + size;
     /* Unrolling the copy makes it much faster by reducing the looping
@@ -3792,20 +3792,20 @@
     const char *reason)
 {
     if (*exceptionObject == NULL) {
-	*exceptionObject = PyUnicodeEncodeError_Create(
-	    encoding, unicode, size, startpos, endpos, reason);
+    *exceptionObject = PyUnicodeEncodeError_Create(
+        encoding, unicode, size, startpos, endpos, reason);
     }
     else {
-	if (PyUnicodeEncodeError_SetStart(*exceptionObject, startpos))
-	    goto onError;
-	if (PyUnicodeEncodeError_SetEnd(*exceptionObject, endpos))
-	    goto onError;
-	if (PyUnicodeEncodeError_SetReason(*exceptionObject, reason))
-	    goto onError;
-	return;
-	onError:
-	Py_DECREF(*exceptionObject);
-	*exceptionObject = NULL;
+    if (PyUnicodeEncodeError_SetStart(*exceptionObject, startpos))
+        goto onError;
+    if (PyUnicodeEncodeError_SetEnd(*exceptionObject, endpos))
+        goto onError;
+    if (PyUnicodeEncodeError_SetReason(*exceptionObject, reason))
+        goto onError;
+    return;
+    onError:
+    Py_DECREF(*exceptionObject);
+    *exceptionObject = NULL;
     }
 }
 
@@ -3817,9 +3817,9 @@
     const char *reason)
 {
     make_encode_exception(exceptionObject,
-	encoding, unicode, size, startpos, endpos, reason);
+    encoding, unicode, size, startpos, endpos, reason);
     if (*exceptionObject != NULL)
-	PyCodec_StrictErrors(*exceptionObject);
+    PyCodec_StrictErrors(*exceptionObject);
 }
 
 /* error handling callback helper:
@@ -3839,36 +3839,36 @@
     PyObject *resunicode;
 
     if (*errorHandler == NULL) {
-	*errorHandler = PyCodec_LookupError(errors);
+    *errorHandler = PyCodec_LookupError(errors);
         if (*errorHandler == NULL)
-	    return NULL;
+        return NULL;
     }
 
     make_encode_exception(exceptionObject,
-	encoding, unicode, size, startpos, endpos, reason);
+    encoding, unicode, size, startpos, endpos, reason);
     if (*exceptionObject == NULL)
-	return NULL;
+    return NULL;
 
     restuple = PyObject_CallFunctionObjArgs(
-	*errorHandler, *exceptionObject, NULL);
+    *errorHandler, *exceptionObject, NULL);
     if (restuple == NULL)
-	return NULL;
+    return NULL;
     if (!PyTuple_Check(restuple)) {
-	PyErr_Format(PyExc_TypeError, &argparse[4]);
-	Py_DECREF(restuple);
-	return NULL;
+    PyErr_Format(PyExc_TypeError, &argparse[4]);
+    Py_DECREF(restuple);
+    return NULL;
     }
     if (!PyArg_ParseTuple(restuple, argparse, &PyUnicode_Type,
-	&resunicode, newpos)) {
-	Py_DECREF(restuple);
-	return NULL;
+    &resunicode, newpos)) {
+    Py_DECREF(restuple);
+    return NULL;
     }
     if (*newpos<0)
-	*newpos = size+*newpos;
+    *newpos = size+*newpos;
     if (*newpos<0 || *newpos>size) {
-	PyErr_Format(PyExc_IndexError, "position %zd from error handler out of bounds", *newpos);
-	Py_DECREF(restuple);
-	return NULL;
+    PyErr_Format(PyExc_IndexError, "position %zd from error handler out of bounds", *newpos);
+    Py_DECREF(restuple);
+    return NULL;
     }
     Py_INCREF(resunicode);
     Py_DECREF(restuple);
@@ -3876,9 +3876,9 @@
 }
 
 static PyObject *unicode_encode_ucs1(const Py_UNICODE *p,
-				 Py_ssize_t size,
-				 const char *errors,
-				 int limit)
+                 Py_ssize_t size,
+                 const char *errors,
+                 int limit)
 {
     /* output object */
     PyObject *res;
@@ -3910,128 +3910,128 @@
     ressize = size;
 
     while (p<endp) {
-	Py_UNICODE c = *p;
+    Py_UNICODE c = *p;
 
-	/* can we encode this? */
-	if (c<limit) {
-	    /* no overflow check, because we know that the space is enough */
-	    *str++ = (char)c;
-	    ++p;
-	}
-	else {
-	    Py_ssize_t unicodepos = p-startp;
-	    Py_ssize_t requiredsize;
-	    PyObject *repunicode;
-	    Py_ssize_t repsize;
-	    Py_ssize_t newpos;
-	    Py_ssize_t respos;
-	    Py_UNICODE *uni2;
-	    /* startpos for collecting unencodable chars */
-	    const Py_UNICODE *collstart = p;
-	    const Py_UNICODE *collend = p;
-	    /* find all unecodable characters */
-	    while ((collend < endp) && ((*collend)>=limit))
-		++collend;
-	    /* cache callback name lookup (if not done yet, i.e. it's the first error) */
-	    if (known_errorHandler==-1) {
-		if ((errors==NULL) || (!strcmp(errors, "strict")))
-		    known_errorHandler = 1;
-		else if (!strcmp(errors, "replace"))
-		    known_errorHandler = 2;
-		else if (!strcmp(errors, "ignore"))
-		    known_errorHandler = 3;
-		else if (!strcmp(errors, "xmlcharrefreplace"))
-		    known_errorHandler = 4;
-		else
-		    known_errorHandler = 0;
-	    }
-	    switch (known_errorHandler) {
-		case 1: /* strict */
-		    raise_encode_exception(&exc, encoding, startp, size, collstart-startp, collend-startp, reason);
-		    goto onError;
-		case 2: /* replace */
-		    while (collstart++<collend)
-			*str++ = '?'; /* fall through */
-		case 3: /* ignore */
-		    p = collend;
-		    break;
-		case 4: /* xmlcharrefreplace */
-		    respos = str - PyBytes_AS_STRING(res);
-		    /* determine replacement size (temporarily (mis)uses p) */
-		    for (p = collstart, repsize = 0; p < collend; ++p) {
-			if (*p<10)
-			    repsize += 2+1+1;
-			else if (*p<100)
-			    repsize += 2+2+1;
-			else if (*p<1000)
-			    repsize += 2+3+1;
-			else if (*p<10000)
-			    repsize += 2+4+1;
+    /* can we encode this? */
+    if (c<limit) {
+        /* no overflow check, because we know that the space is enough */
+        *str++ = (char)c;
+        ++p;
+    }
+    else {
+        Py_ssize_t unicodepos = p-startp;
+        Py_ssize_t requiredsize;
+        PyObject *repunicode;
+        Py_ssize_t repsize;
+        Py_ssize_t newpos;
+        Py_ssize_t respos;
+        Py_UNICODE *uni2;
+        /* startpos for collecting unencodable chars */
+        const Py_UNICODE *collstart = p;
+        const Py_UNICODE *collend = p;
+        /* find all unecodable characters */
+        while ((collend < endp) && ((*collend)>=limit))
+        ++collend;
+        /* cache callback name lookup (if not done yet, i.e. it's the first error) */
+        if (known_errorHandler==-1) {
+        if ((errors==NULL) || (!strcmp(errors, "strict")))
+            known_errorHandler = 1;
+        else if (!strcmp(errors, "replace"))
+            known_errorHandler = 2;
+        else if (!strcmp(errors, "ignore"))
+            known_errorHandler = 3;
+        else if (!strcmp(errors, "xmlcharrefreplace"))
+            known_errorHandler = 4;
+        else
+            known_errorHandler = 0;
+        }
+        switch (known_errorHandler) {
+        case 1: /* strict */
+            raise_encode_exception(&exc, encoding, startp, size, collstart-startp, collend-startp, reason);
+            goto onError;
+        case 2: /* replace */
+            while (collstart++<collend)
+            *str++ = '?'; /* fall through */
+        case 3: /* ignore */
+            p = collend;
+            break;
+        case 4: /* xmlcharrefreplace */
+            respos = str - PyBytes_AS_STRING(res);
+            /* determine replacement size (temporarily (mis)uses p) */
+            for (p = collstart, repsize = 0; p < collend; ++p) {
+            if (*p<10)
+                repsize += 2+1+1;
+            else if (*p<100)
+                repsize += 2+2+1;
+            else if (*p<1000)
+                repsize += 2+3+1;
+            else if (*p<10000)
+                repsize += 2+4+1;
 #ifndef Py_UNICODE_WIDE
-			else
-			    repsize += 2+5+1;
+            else
+                repsize += 2+5+1;
 #else
-			else if (*p<100000)
-			    repsize += 2+5+1;
-			else if (*p<1000000)
-			    repsize += 2+6+1;
-			else
-			    repsize += 2+7+1;
+            else if (*p<100000)
+                repsize += 2+5+1;
+            else if (*p<1000000)
+                repsize += 2+6+1;
+            else
+                repsize += 2+7+1;
 #endif
-		    }
-		    requiredsize = respos+repsize+(endp-collend);
-		    if (requiredsize > ressize) {
-			if (requiredsize<2*ressize)
-			    requiredsize = 2*ressize;
-			if (_PyBytes_Resize(&res, requiredsize))
-			    goto onError;
-			str = PyBytes_AS_STRING(res) + respos;
-			ressize = requiredsize;
-		    }
-		    /* generate replacement (temporarily (mis)uses p) */
-		    for (p = collstart; p < collend; ++p) {
-			str += sprintf(str, "&#%d;", (int)*p);
-		    }
-		    p = collend;
-		    break;
-		default:
-		    repunicode = unicode_encode_call_errorhandler(errors, &errorHandler,
-			encoding, reason, startp, size, &exc,
-			collstart-startp, collend-startp, &newpos);
-		    if (repunicode == NULL)
-			goto onError;
-		    /* need more space? (at least enough for what we
-		       have+the replacement+the rest of the string, so
-		       we won't have to check space for encodable characters) */
-		    respos = str - PyBytes_AS_STRING(res);
-		    repsize = PyUnicode_GET_SIZE(repunicode);
-		    requiredsize = respos+repsize+(endp-collend);
-		    if (requiredsize > ressize) {
-			if (requiredsize<2*ressize)
-			    requiredsize = 2*ressize;
-			if (_PyBytes_Resize(&res, requiredsize)) {
-			    Py_DECREF(repunicode);
-			    goto onError;
-			}
-			str = PyBytes_AS_STRING(res) + respos;
-			ressize = requiredsize;
-		    }
-		    /* check if there is anything unencodable in the replacement
-		       and copy it to the output */
-		    for (uni2 = PyUnicode_AS_UNICODE(repunicode);repsize-->0; ++uni2, ++str) {
-			c = *uni2;
-			if (c >= limit) {
-			    raise_encode_exception(&exc, encoding, startp, size,
-				unicodepos, unicodepos+1, reason);
-			    Py_DECREF(repunicode);
-			    goto onError;
-			}
-			*str = (char)c;
-		    }
-		    p = startp + newpos;
-		    Py_DECREF(repunicode);
-	    }
-	}
+            }
+            requiredsize = respos+repsize+(endp-collend);
+            if (requiredsize > ressize) {
+            if (requiredsize<2*ressize)
+                requiredsize = 2*ressize;
+            if (_PyBytes_Resize(&res, requiredsize))
+                goto onError;
+            str = PyBytes_AS_STRING(res) + respos;
+            ressize = requiredsize;
+            }
+            /* generate replacement (temporarily (mis)uses p) */
+            for (p = collstart; p < collend; ++p) {
+            str += sprintf(str, "&#%d;", (int)*p);
+            }
+            p = collend;
+            break;
+        default:
+            repunicode = unicode_encode_call_errorhandler(errors, &errorHandler,
+            encoding, reason, startp, size, &exc,
+            collstart-startp, collend-startp, &newpos);
+            if (repunicode == NULL)
+            goto onError;
+            /* need more space? (at least enough for what we
+               have+the replacement+the rest of the string, so
+               we won't have to check space for encodable characters) */
+            respos = str - PyBytes_AS_STRING(res);
+            repsize = PyUnicode_GET_SIZE(repunicode);
+            requiredsize = respos+repsize+(endp-collend);
+            if (requiredsize > ressize) {
+            if (requiredsize<2*ressize)
+                requiredsize = 2*ressize;
+            if (_PyBytes_Resize(&res, requiredsize)) {
+                Py_DECREF(repunicode);
+                goto onError;
+            }
+            str = PyBytes_AS_STRING(res) + respos;
+            ressize = requiredsize;
+            }
+            /* check if there is anything unencodable in the replacement
+               and copy it to the output */
+            for (uni2 = PyUnicode_AS_UNICODE(repunicode);repsize-->0; ++uni2, ++str) {
+            c = *uni2;
+            if (c >= limit) {
+                raise_encode_exception(&exc, encoding, startp, size,
+                unicodepos, unicodepos+1, reason);
+                Py_DECREF(repunicode);
+                goto onError;
+            }
+            *str = (char)c;
+            }
+            p = startp + newpos;
+            Py_DECREF(repunicode);
+        }
+    }
     }
     /* Resize if we allocated to much */
     size = str - PyBytes_AS_STRING(res);
@@ -4053,8 +4053,8 @@
 }
 
 PyObject *PyUnicode_EncodeLatin1(const Py_UNICODE *p,
-				 Py_ssize_t size,
-				 const char *errors)
+                 Py_ssize_t size,
+                 const char *errors)
 {
     return unicode_encode_ucs1(p, size, errors, 256);
 }
@@ -4062,19 +4062,19 @@
 PyObject *PyUnicode_AsLatin1String(PyObject *unicode)
 {
     if (!PyUnicode_Check(unicode)) {
-	PyErr_BadArgument();
-	return NULL;
+    PyErr_BadArgument();
+    return NULL;
     }
     return PyUnicode_EncodeLatin1(PyUnicode_AS_UNICODE(unicode),
-				  PyUnicode_GET_SIZE(unicode),
-				  NULL);
+                  PyUnicode_GET_SIZE(unicode),
+                  NULL);
 }
 
 /* --- 7-bit ASCII Codec -------------------------------------------------- */
 
 PyObject *PyUnicode_DecodeASCII(const char *s,
-				Py_ssize_t size,
-				const char *errors)
+                Py_ssize_t size,
+                const char *errors)
 {
     const char *starts = s;
     PyUnicodeObject *v;
@@ -4088,38 +4088,38 @@
 
     /* ASCII is equivalent to the first 128 ordinals in Unicode. */
     if (size == 1 && *(unsigned char*)s < 128) {
-	Py_UNICODE r = *(unsigned char*)s;
-	return PyUnicode_FromUnicode(&r, 1);
+    Py_UNICODE r = *(unsigned char*)s;
+    return PyUnicode_FromUnicode(&r, 1);
     }
 
     v = _PyUnicode_New(size);
     if (v == NULL)
-	goto onError;
+    goto onError;
     if (size == 0)
-	return (PyObject *)v;
+    return (PyObject *)v;
     p = PyUnicode_AS_UNICODE(v);
     e = s + size;
     while (s < e) {
-	register unsigned char c = (unsigned char)*s;
-	if (c < 128) {
-	    *p++ = c;
-	    ++s;
-	}
-	else {
-	    startinpos = s-starts;
-	    endinpos = startinpos + 1;
-	    outpos = p - (Py_UNICODE *)PyUnicode_AS_UNICODE(v);
-	    if (unicode_decode_call_errorhandler(
-		 errors, &errorHandler,
-		 "ascii", "ordinal not in range(128)",
-		 &starts, &e, &startinpos, &endinpos, &exc, &s,
-		 &v, &outpos, &p))
-		goto onError;
-	}
+    register unsigned char c = (unsigned char)*s;
+    if (c < 128) {
+        *p++ = c;
+        ++s;
+    }
+    else {
+        startinpos = s-starts;
+        endinpos = startinpos + 1;
+        outpos = p - (Py_UNICODE *)PyUnicode_AS_UNICODE(v);
+        if (unicode_decode_call_errorhandler(
+         errors, &errorHandler,
+         "ascii", "ordinal not in range(128)",
+         &starts, &e, &startinpos, &endinpos, &exc, &s,
+         &v, &outpos, &p))
+        goto onError;
+    }
     }
     if (p - PyUnicode_AS_UNICODE(v) < PyUnicode_GET_SIZE(v))
-	if (_PyUnicode_Resize(&v, p - PyUnicode_AS_UNICODE(v)) < 0)
-	    goto onError;
+    if (_PyUnicode_Resize(&v, p - PyUnicode_AS_UNICODE(v)) < 0)
+        goto onError;
     Py_XDECREF(errorHandler);
     Py_XDECREF(exc);
     return (PyObject *)v;
@@ -4132,8 +4132,8 @@
 }
 
 PyObject *PyUnicode_EncodeASCII(const Py_UNICODE *p,
-				Py_ssize_t size,
-				const char *errors)
+                Py_ssize_t size,
+                const char *errors)
 {
     return unicode_encode_ucs1(p, size, errors, 128);
 }
@@ -4141,12 +4141,12 @@
 PyObject *PyUnicode_AsASCIIString(PyObject *unicode)
 {
     if (!PyUnicode_Check(unicode)) {
-	PyErr_BadArgument();
-	return NULL;
+    PyErr_BadArgument();
+    return NULL;
     }
     return PyUnicode_EncodeASCII(PyUnicode_AS_UNICODE(unicode),
-				 PyUnicode_GET_SIZE(unicode),
-				 NULL);
+                 PyUnicode_GET_SIZE(unicode),
+                 NULL);
 }
 
 #if defined(MS_WINDOWS) && defined(HAVE_USABLE_WCHAR_T)
@@ -4167,8 +4167,8 @@
     const char *curr = s + offset;
 
     if (IsDBCSLeadByte(*curr)) {
-	const char *prev = CharPrev(s, curr);
-	return (prev == curr) || !IsDBCSLeadByte(*prev) || (curr - prev == 2);
+    const char *prev = CharPrev(s, curr);
+    return (prev == curr) || !IsDBCSLeadByte(*prev) || (curr - prev == 2);
     }
     return 0;
 }
@@ -4178,9 +4178,9 @@
  * trailing lead-byte too. Returns consumed size if succeed, -1 otherwise.
  */
 static int decode_mbcs(PyUnicodeObject **v,
-			const char *s, /* MBCS string */
-			int size, /* sizeof MBCS string */
-			int final)
+            const char *s, /* MBCS string */
+            int size, /* sizeof MBCS string */
+            int final)
 {
     Py_UNICODE *p;
     Py_ssize_t n = 0;
@@ -4190,74 +4190,74 @@
 
     /* Skip trailing lead-byte unless 'final' is set */
     if (!final && size >= 1 && is_dbcs_lead_byte(s, size - 1))
-	--size;
+    --size;
 
     /* First get the size of the result */
     if (size > 0) {
-	usize = MultiByteToWideChar(CP_ACP, 0, s, size, NULL, 0);
-	if (usize == 0) {
-	    PyErr_SetFromWindowsErrWithFilename(0, NULL);
-	    return -1;
-	}
+    usize = MultiByteToWideChar(CP_ACP, 0, s, size, NULL, 0);
+    if (usize == 0) {
+        PyErr_SetFromWindowsErrWithFilename(0, NULL);
+        return -1;
+    }
     }
 
     if (*v == NULL) {
-	/* Create unicode object */
-	*v = _PyUnicode_New(usize);
-	if (*v == NULL)
-	    return -1;
+    /* Create unicode object */
+    *v = _PyUnicode_New(usize);
+    if (*v == NULL)
+        return -1;
     }
     else {
-	/* Extend unicode object */
-	n = PyUnicode_GET_SIZE(*v);
-	if (_PyUnicode_Resize(v, n + usize) < 0)
-	    return -1;
+    /* Extend unicode object */
+    n = PyUnicode_GET_SIZE(*v);
+    if (_PyUnicode_Resize(v, n + usize) < 0)
+        return -1;
     }
 
     /* Do the conversion */
     if (size > 0) {
-	p = PyUnicode_AS_UNICODE(*v) + n;
-	if (0 == MultiByteToWideChar(CP_ACP, 0, s, size, p, usize)) {
-	    PyErr_SetFromWindowsErrWithFilename(0, NULL);
-	    return -1;
-	}
+    p = PyUnicode_AS_UNICODE(*v) + n;
+    if (0 == MultiByteToWideChar(CP_ACP, 0, s, size, p, usize)) {
+        PyErr_SetFromWindowsErrWithFilename(0, NULL);
+        return -1;
+    }
     }
 
     return size;
 }
 
 PyObject *PyUnicode_DecodeMBCSStateful(const char *s,
-					Py_ssize_t size,
-					const char *errors,
-					Py_ssize_t *consumed)
+                    Py_ssize_t size,
+                    const char *errors,
+                    Py_ssize_t *consumed)
 {
     PyUnicodeObject *v = NULL;
     int done;
 
     if (consumed)
-	*consumed = 0;
+    *consumed = 0;
 
 #ifdef NEED_RETRY
   retry:
     if (size > INT_MAX)
-	done = decode_mbcs(&v, s, INT_MAX, 0);
+    done = decode_mbcs(&v, s, INT_MAX, 0);
     else
 #endif
-	done = decode_mbcs(&v, s, (int)size, !consumed);
+    done = decode_mbcs(&v, s, (int)size, !consumed);
 
     if (done < 0) {
         Py_XDECREF(v);
-	return NULL;
+    return NULL;
     }
 
     if (consumed)
-	*consumed += done;
+    *consumed += done;
 
 #ifdef NEED_RETRY
     if (size > INT_MAX) {
-	s += done;
-	size -= done;
-	goto retry;
+    s += done;
+    size -= done;
+    goto retry;
     }
 #endif
 
@@ -4265,8 +4265,8 @@
 }
 
 PyObject *PyUnicode_DecodeMBCS(const char *s,
-				Py_ssize_t size,
-				const char *errors)
+                Py_ssize_t size,
+                const char *errors)
 {
     return PyUnicode_DecodeMBCSStateful(s, size, errors, NULL);
 }
@@ -4276,8 +4276,8 @@
  * Returns 0 if succeed, -1 otherwise.
  */
 static int encode_mbcs(PyObject **repr,
-			const Py_UNICODE *p, /* unicode */
-			int size) /* size of unicode */
+            const Py_UNICODE *p, /* unicode */
+            int size) /* size of unicode */
 {
     int mbcssize = 0;
     Py_ssize_t n = 0;
@@ -4286,41 +4286,41 @@
 
     /* First get the size of the result */
     if (size > 0) {
-	mbcssize = WideCharToMultiByte(CP_ACP, 0, p, size, NULL, 0, NULL, NULL);
-	if (mbcssize == 0) {
-	    PyErr_SetFromWindowsErrWithFilename(0, NULL);
-	    return -1;
-	}
+    mbcssize = WideCharToMultiByte(CP_ACP, 0, p, size, NULL, 0, NULL, NULL);
+    if (mbcssize == 0) {
+        PyErr_SetFromWindowsErrWithFilename(0, NULL);
+        return -1;
+    }
     }
 
     if (*repr == NULL) {
-	/* Create string object */
-	*repr = PyBytes_FromStringAndSize(NULL, mbcssize);
-	if (*repr == NULL)
-	    return -1;
+    /* Create string object */
+    *repr = PyBytes_FromStringAndSize(NULL, mbcssize);
+    if (*repr == NULL)
+        return -1;
     }
     else {
-	/* Extend string object */
-	n = PyBytes_Size(*repr);
-	if (_PyBytes_Resize(repr, n + mbcssize) < 0)
-	    return -1;
+    /* Extend string object */
+    n = PyBytes_Size(*repr);
+    if (_PyBytes_Resize(repr, n + mbcssize) < 0)
+        return -1;
     }
 
     /* Do the conversion */
     if (size > 0) {
-	char *s = PyBytes_AS_STRING(*repr) + n;
-	if (0 == WideCharToMultiByte(CP_ACP, 0, p, size, s, mbcssize, NULL, NULL)) {
-	    PyErr_SetFromWindowsErrWithFilename(0, NULL);
-	    return -1;
-	}
+    char *s = PyBytes_AS_STRING(*repr) + n;
+    if (0 == WideCharToMultiByte(CP_ACP, 0, p, size, s, mbcssize, NULL, NULL)) {
+        PyErr_SetFromWindowsErrWithFilename(0, NULL);
+        return -1;
+    }
     }
 
     return 0;
 }
 
 PyObject *PyUnicode_EncodeMBCS(const Py_UNICODE *p,
-				Py_ssize_t size,
-				const char *errors)
+                Py_ssize_t size,
+                const char *errors)
 {
     PyObject *repr = NULL;
     int ret;
@@ -4328,21 +4328,21 @@
 #ifdef NEED_RETRY
  retry:
     if (size > INT_MAX)
-	ret = encode_mbcs(&repr, p, INT_MAX);
+    ret = encode_mbcs(&repr, p, INT_MAX);
     else
 #endif
-	ret = encode_mbcs(&repr, p, (int)size);
+    ret = encode_mbcs(&repr, p, (int)size);
 
     if (ret < 0) {
-	Py_XDECREF(repr);
-	return NULL;
+    Py_XDECREF(repr);
+    return NULL;
     }
 
 #ifdef NEED_RETRY
     if (size > INT_MAX) {
-	p += INT_MAX;
-	size -= INT_MAX;
-	goto retry;
+    p += INT_MAX;
+    size -= INT_MAX;
+    goto retry;
     }
 #endif
 
@@ -4356,8 +4356,8 @@
         return NULL;
     }
     return PyUnicode_EncodeMBCS(PyUnicode_AS_UNICODE(unicode),
-				PyUnicode_GET_SIZE(unicode),
-				NULL);
+                PyUnicode_GET_SIZE(unicode),
+                NULL);
 }
 
 #undef NEED_RETRY
@@ -4367,9 +4367,9 @@
 /* --- Character Mapping Codec -------------------------------------------- */
 
 PyObject *PyUnicode_DecodeCharmap(const char *s,
-				  Py_ssize_t size,
-				  PyObject *mapping,
-				  const char *errors)
+                  Py_ssize_t size,
+                  PyObject *mapping,
+                  const char *errors)
 {
     const char *starts = s;
     Py_ssize_t startinpos;
@@ -4386,136 +4386,136 @@
 
     /* Default to Latin-1 */
     if (mapping == NULL)
-	return PyUnicode_DecodeLatin1(s, size, errors);
+    return PyUnicode_DecodeLatin1(s, size, errors);
 
     v = _PyUnicode_New(size);
     if (v == NULL)
-	goto onError;
+    goto onError;
     if (size == 0)
-	return (PyObject *)v;
+    return (PyObject *)v;
     p = PyUnicode_AS_UNICODE(v);
     e = s + size;
     if (PyUnicode_CheckExact(mapping)) {
-	mapstring = PyUnicode_AS_UNICODE(mapping);
-	maplen = PyUnicode_GET_SIZE(mapping);
-	while (s < e) {
-	    unsigned char ch = *s;
-	    Py_UNICODE x = 0xfffe; /* illegal value */
+    mapstring = PyUnicode_AS_UNICODE(mapping);
+    maplen = PyUnicode_GET_SIZE(mapping);
+    while (s < e) {
+        unsigned char ch = *s;
+        Py_UNICODE x = 0xfffe; /* illegal value */
 
-	    if (ch < maplen)
-		x = mapstring[ch];
+        if (ch < maplen)
+        x = mapstring[ch];
 
-	    if (x == 0xfffe) {
-		/* undefined mapping */
-		outpos = p-PyUnicode_AS_UNICODE(v);
-		startinpos = s-starts;
-		endinpos = startinpos+1;
-		if (unicode_decode_call_errorhandler(
-		     errors, &errorHandler,
-		     "charmap", "character maps to <undefined>",
-		     &starts, &e, &startinpos, &endinpos, &exc, &s,
-		     &v, &outpos, &p)) {
-		    goto onError;
-		}
-		continue;
-	    }
-	    *p++ = x;
-	    ++s;
-	}
+        if (x == 0xfffe) {
+        /* undefined mapping */
+        outpos = p-PyUnicode_AS_UNICODE(v);
+        startinpos = s-starts;
+        endinpos = startinpos+1;
+        if (unicode_decode_call_errorhandler(
+             errors, &errorHandler,
+             "charmap", "character maps to <undefined>",
+             &starts, &e, &startinpos, &endinpos, &exc, &s,
+             &v, &outpos, &p)) {
+            goto onError;
+        }
+        continue;
+        }
+        *p++ = x;
+        ++s;
+    }
     }
     else {
-	while (s < e) {
-	    unsigned char ch = *s;
-	    PyObject *w, *x;
+    while (s < e) {
+        unsigned char ch = *s;
+        PyObject *w, *x;
 
-	    /* Get mapping (char ordinal -> integer, Unicode char or None) */
-	    w = PyLong_FromLong((long)ch);
-	    if (w == NULL)
-		goto onError;
-	    x = PyObject_GetItem(mapping, w);
-	    Py_DECREF(w);
-	    if (x == NULL) {
-		if (PyErr_ExceptionMatches(PyExc_LookupError)) {
-		    /* No mapping found means: mapping is undefined. */
-		    PyErr_Clear();
-		    x = Py_None;
-		    Py_INCREF(x);
-		} else
-		    goto onError;
-	    }
-    
-	    /* Apply mapping */
-	    if (PyLong_Check(x)) {
-		long value = PyLong_AS_LONG(x);
-		if (value < 0 || value > 65535) {
-		    PyErr_SetString(PyExc_TypeError,
-				    "character mapping must be in range(65536)");
-		    Py_DECREF(x);
-		    goto onError;
-		}
-		*p++ = (Py_UNICODE)value;
-	    }
-	    else if (x == Py_None) {
-		/* undefined mapping */
-		outpos = p-PyUnicode_AS_UNICODE(v);
-		startinpos = s-starts;
-		endinpos = startinpos+1;
-		if (unicode_decode_call_errorhandler(
-		     errors, &errorHandler,
-		     "charmap", "character maps to <undefined>",
-		     &starts, &e, &startinpos, &endinpos, &exc, &s,
-		     &v, &outpos, &p)) {
-		    Py_DECREF(x);
-		    goto onError;
-		}
-		Py_DECREF(x);
-		continue;
-	    }
-	    else if (PyUnicode_Check(x)) {
-		Py_ssize_t targetsize = PyUnicode_GET_SIZE(x);
-    
-		if (targetsize == 1)
-		    /* 1-1 mapping */
-		    *p++ = *PyUnicode_AS_UNICODE(x);
-    
-		else if (targetsize > 1) {
-		    /* 1-n mapping */
-		    if (targetsize > extrachars) {
-			/* resize first */
-			Py_ssize_t oldpos = p - PyUnicode_AS_UNICODE(v);
-			Py_ssize_t needed = (targetsize - extrachars) + \
-				     (targetsize << 2);
-			extrachars += needed;
-			/* XXX overflow detection missing */
-			if (_PyUnicode_Resize(&v,
-					     PyUnicode_GET_SIZE(v) + needed) < 0) {
-			    Py_DECREF(x);
-			    goto onError;
-			}
-			p = PyUnicode_AS_UNICODE(v) + oldpos;
-		    }
-		    Py_UNICODE_COPY(p,
-				    PyUnicode_AS_UNICODE(x),
-				    targetsize);
-		    p += targetsize;
-		    extrachars -= targetsize;
-		}
-		/* 1-0 mapping: skip the character */
-	    }
-	    else {
-		/* wrong return value */
-		PyErr_SetString(PyExc_TypeError,
-		      "character mapping must return integer, None or str");
-		Py_DECREF(x);
-		goto onError;
-	    }
-	    Py_DECREF(x);
-	    ++s;
-	}
+        /* Get mapping (char ordinal -> integer, Unicode char or None) */
+        w = PyLong_FromLong((long)ch);
+        if (w == NULL)
+        goto onError;
+        x = PyObject_GetItem(mapping, w);
+        Py_DECREF(w);
+        if (x == NULL) {
+        if (PyErr_ExceptionMatches(PyExc_LookupError)) {
+            /* No mapping found means: mapping is undefined. */
+            PyErr_Clear();
+            x = Py_None;
+            Py_INCREF(x);
+        } else
+            goto onError;
+        }
+
+        /* Apply mapping */
+        if (PyLong_Check(x)) {
+        long value = PyLong_AS_LONG(x);
+        if (value < 0 || value > 65535) {
+            PyErr_SetString(PyExc_TypeError,
+                    "character mapping must be in range(65536)");
+            Py_DECREF(x);
+            goto onError;
+        }
+        *p++ = (Py_UNICODE)value;
+        }
+        else if (x == Py_None) {
+        /* undefined mapping */
+        outpos = p-PyUnicode_AS_UNICODE(v);
+        startinpos = s-starts;
+        endinpos = startinpos+1;
+        if (unicode_decode_call_errorhandler(
+             errors, &errorHandler,
+             "charmap", "character maps to <undefined>",
+             &starts, &e, &startinpos, &endinpos, &exc, &s,
+             &v, &outpos, &p)) {
+            Py_DECREF(x);
+            goto onError;
+        }
+        Py_DECREF(x);
+        continue;
+        }
+        else if (PyUnicode_Check(x)) {
+        Py_ssize_t targetsize = PyUnicode_GET_SIZE(x);
+
+        if (targetsize == 1)
+            /* 1-1 mapping */
+            *p++ = *PyUnicode_AS_UNICODE(x);
+
+        else if (targetsize > 1) {
+            /* 1-n mapping */
+            if (targetsize > extrachars) {
+            /* resize first */
+            Py_ssize_t oldpos = p - PyUnicode_AS_UNICODE(v);
+            Py_ssize_t needed = (targetsize - extrachars) + \
+                     (targetsize << 2);
+            extrachars += needed;
+            /* XXX overflow detection missing */
+            if (_PyUnicode_Resize(&v,
+                         PyUnicode_GET_SIZE(v) + needed) < 0) {
+                Py_DECREF(x);
+                goto onError;
+            }
+            p = PyUnicode_AS_UNICODE(v) + oldpos;
+            }
+            Py_UNICODE_COPY(p,
+                    PyUnicode_AS_UNICODE(x),
+                    targetsize);
+            p += targetsize;
+            extrachars -= targetsize;
+        }
+        /* 1-0 mapping: skip the character */
+        }
+        else {
+        /* wrong return value */
+        PyErr_SetString(PyExc_TypeError,
+              "character mapping must return integer, None or str");
+        Py_DECREF(x);
+        goto onError;
+        }
+        Py_DECREF(x);
+        ++s;
+    }
     }
     if (p - PyUnicode_AS_UNICODE(v) < PyUnicode_GET_SIZE(v))
-	if (_PyUnicode_Resize(&v, p - PyUnicode_AS_UNICODE(v)) < 0)
-	    goto onError;
+    if (_PyUnicode_Resize(&v, p - PyUnicode_AS_UNICODE(v)) < 0)
+        goto onError;
     Py_XDECREF(errorHandler);
     Py_XDECREF(exc);
     return (PyObject *)v;
@@ -4540,12 +4540,12 @@
 encoding_map_size(PyObject *obj, PyObject* args)
 {
     struct encoding_map *map = (struct encoding_map*)obj;
-    return PyLong_FromLong(sizeof(*map) - 1 + 16*map->count2 + 
+    return PyLong_FromLong(sizeof(*map) - 1 + 16*map->count2 +
                           128*map->count3);
 }
 
 static PyMethodDef encoding_map_methods[] = {
-	{"size", encoding_map_size, METH_NOARGS, 
+    {"size", encoding_map_size, METH_NOARGS,
          PyDoc_STR("Return the size (in bytes) of this object") },
         { 0 }
 };
@@ -4553,11 +4553,11 @@
 static void
 encoding_map_dealloc(PyObject* o)
 {
-	PyObject_FREE(o);
+    PyObject_FREE(o);
 }
 
 static PyTypeObject EncodingMapType = {
-	PyVarObject_HEAD_INIT(NULL, 0)
+    PyVarObject_HEAD_INIT(NULL, 0)
         "EncodingMap",          /*tp_name*/
         sizeof(struct encoding_map),   /*tp_basicsize*/
         0,                      /*tp_itemsize*/
@@ -4644,7 +4644,7 @@
         if (level1[l1] == 0xFF)
             level1[l1] = count2++;
         if (level2[l2] == 0xFF)
-            level2[l2] = count3++; 
+            level2[l2] = count3++;
     }
 
     if (count2 >= 0xFF || count3 >= 0xFF)
@@ -4718,7 +4718,7 @@
 
 #ifdef Py_UNICODE_WIDE
     if (c > 0xFFFF) {
-	return -1;
+    return -1;
     }
 #endif
     if (c == 0)
@@ -4750,57 +4750,57 @@
     PyObject *x;
 
     if (w == NULL)
-	 return NULL;
+     return NULL;
     x = PyObject_GetItem(mapping, w);
     Py_DECREF(w);
     if (x == NULL) {
-	if (PyErr_ExceptionMatches(PyExc_LookupError)) {
-	    /* No mapping found means: mapping is undefined. */
-	    PyErr_Clear();
-	    x = Py_None;
-	    Py_INCREF(x);
-	    return x;
-	} else
-	    return NULL;
+    if (PyErr_ExceptionMatches(PyExc_LookupError)) {
+        /* No mapping found means: mapping is undefined. */
+        PyErr_Clear();
+        x = Py_None;
+        Py_INCREF(x);
+        return x;
+    } else
+        return NULL;
     }
     else if (x == Py_None)
-	return x;
+    return x;
     else if (PyLong_Check(x)) {
-	long value = PyLong_AS_LONG(x);
-	if (value < 0 || value > 255) {
-	    PyErr_SetString(PyExc_TypeError,
-			     "character mapping must be in range(256)");
-	    Py_DECREF(x);
-	    return NULL;
-	}
-	return x;
+    long value = PyLong_AS_LONG(x);
+    if (value < 0 || value > 255) {
+        PyErr_SetString(PyExc_TypeError,
+                 "character mapping must be in range(256)");
+        Py_DECREF(x);
+        return NULL;
+    }
+    return x;
     }
     else if (PyBytes_Check(x))
-	return x;
+    return x;
     else {
-	/* wrong return value */
-	PyErr_Format(PyExc_TypeError,
+    /* wrong return value */
+    PyErr_Format(PyExc_TypeError,
                 "character mapping must return integer, bytes or None, not %.400s",
                 x->ob_type->tp_name);
-	Py_DECREF(x);
-	return NULL;
+    Py_DECREF(x);
+    return NULL;
     }
 }
 
 static int
 charmapencode_resize(PyObject **outobj, Py_ssize_t *outpos, Py_ssize_t requiredsize)
 {
-	Py_ssize_t outsize = PyBytes_GET_SIZE(*outobj);
-	/* exponentially overallocate to minimize reallocations */
-	if (requiredsize < 2*outsize)
-	    requiredsize = 2*outsize;
-	if (_PyBytes_Resize(outobj, requiredsize))
-	    return -1;
-	return 0;
+    Py_ssize_t outsize = PyBytes_GET_SIZE(*outobj);
+    /* exponentially overallocate to minimize reallocations */
+    if (requiredsize < 2*outsize)
+        requiredsize = 2*outsize;
+    if (_PyBytes_Resize(outobj, requiredsize))
+        return -1;
+    return 0;
 }
 
-typedef enum charmapencode_result { 
-  enc_SUCCESS, enc_FAILED, enc_EXCEPTION 
+typedef enum charmapencode_result {
+  enc_SUCCESS, enc_FAILED, enc_EXCEPTION
 }charmapencode_result;
 /* lookup the character, put the result in the output string and adjust
    various state variables. Resize the output bytes object if not enough
@@ -4818,47 +4818,47 @@
 
     if (Py_TYPE(mapping) == &EncodingMapType) {
         int res = encoding_map_lookup(c, mapping);
-	Py_ssize_t requiredsize = *outpos+1;
+    Py_ssize_t requiredsize = *outpos+1;
         if (res == -1)
             return enc_FAILED;
-	if (outsize<requiredsize)
-	    if (charmapencode_resize(outobj, outpos, requiredsize))
-		return enc_EXCEPTION;
+    if (outsize<requiredsize)
+        if (charmapencode_resize(outobj, outpos, requiredsize))
+        return enc_EXCEPTION;
         outstart = PyBytes_AS_STRING(*outobj);
-	outstart[(*outpos)++] = (char)res;
-	return enc_SUCCESS;
+    outstart[(*outpos)++] = (char)res;
+    return enc_SUCCESS;
     }
 
     rep = charmapencode_lookup(c, mapping);
     if (rep==NULL)
-	return enc_EXCEPTION;
+    return enc_EXCEPTION;
     else if (rep==Py_None) {
-	Py_DECREF(rep);
-	return enc_FAILED;
+    Py_DECREF(rep);
+    return enc_FAILED;
     } else {
-	if (PyLong_Check(rep)) {
-	    Py_ssize_t requiredsize = *outpos+1;
-	    if (outsize<requiredsize)
-		if (charmapencode_resize(outobj, outpos, requiredsize)) {
-		    Py_DECREF(rep);
-		    return enc_EXCEPTION;
-		}
+    if (PyLong_Check(rep)) {
+        Py_ssize_t requiredsize = *outpos+1;
+        if (outsize<requiredsize)
+        if (charmapencode_resize(outobj, outpos, requiredsize)) {
+            Py_DECREF(rep);
+            return enc_EXCEPTION;
+        }
             outstart = PyBytes_AS_STRING(*outobj);
-	    outstart[(*outpos)++] = (char)PyLong_AS_LONG(rep);
-	}
-	else {
-	    const char *repchars = PyBytes_AS_STRING(rep);
-	    Py_ssize_t repsize = PyBytes_GET_SIZE(rep);
-	    Py_ssize_t requiredsize = *outpos+repsize;
-	    if (outsize<requiredsize)
-		if (charmapencode_resize(outobj, outpos, requiredsize)) {
-		    Py_DECREF(rep);
-		    return enc_EXCEPTION;
-		}
+        outstart[(*outpos)++] = (char)PyLong_AS_LONG(rep);
+    }
+    else {
+        const char *repchars = PyBytes_AS_STRING(rep);
+        Py_ssize_t repsize = PyBytes_GET_SIZE(rep);
+        Py_ssize_t requiredsize = *outpos+repsize;
+        if (outsize<requiredsize)
+        if (charmapencode_resize(outobj, outpos, requiredsize)) {
+            Py_DECREF(rep);
+            return enc_EXCEPTION;
+        }
             outstart = PyBytes_AS_STRING(*outobj);
-	    memcpy(outstart + *outpos, repchars, repsize);
-	    *outpos += repsize;
-	}
+        memcpy(outstart + *outpos, repchars, repsize);
+        *outpos += repsize;
+    }
     }
     Py_DECREF(rep);
     return enc_SUCCESS;
@@ -4889,103 +4889,103 @@
     while (collendpos < size) {
         PyObject *rep;
         if (Py_TYPE(mapping) == &EncodingMapType) {
-	    int res = encoding_map_lookup(p[collendpos], mapping);
-	    if (res != -1)
-		break;
-	    ++collendpos;
-	    continue;
-	}
-            
-	rep = charmapencode_lookup(p[collendpos], mapping);
-	if (rep==NULL)
-	    return -1;
-	else if (rep!=Py_None) {
-	    Py_DECREF(rep);
-	    break;
-	}
-	Py_DECREF(rep);
-	++collendpos;
+        int res = encoding_map_lookup(p[collendpos], mapping);
+        if (res != -1)
+        break;
+        ++collendpos;
+        continue;
+    }
+
+    rep = charmapencode_lookup(p[collendpos], mapping);
+    if (rep==NULL)
+        return -1;
+    else if (rep!=Py_None) {
+        Py_DECREF(rep);
+        break;
+    }
+    Py_DECREF(rep);
+    ++collendpos;
     }
     /* cache callback name lookup
      * (if not done yet, i.e. it's the first error) */
     if (*known_errorHandler==-1) {
-	if ((errors==NULL) || (!strcmp(errors, "strict")))
-	    *known_errorHandler = 1;
-	else if (!strcmp(errors, "replace"))
-	    *known_errorHandler = 2;
-	else if (!strcmp(errors, "ignore"))
-	    *known_errorHandler = 3;
-	else if (!strcmp(errors, "xmlcharrefreplace"))
-	    *known_errorHandler = 4;
-	else
-	    *known_errorHandler = 0;
+    if ((errors==NULL) || (!strcmp(errors, "strict")))
+        *known_errorHandler = 1;
+    else if (!strcmp(errors, "replace"))
+        *known_errorHandler = 2;
+    else if (!strcmp(errors, "ignore"))
+        *known_errorHandler = 3;
+    else if (!strcmp(errors, "xmlcharrefreplace"))
+        *known_errorHandler = 4;
+    else
+        *known_errorHandler = 0;
     }
     switch (*known_errorHandler) {
-	case 1: /* strict */
-	    raise_encode_exception(exceptionObject, encoding, p, size, collstartpos, collendpos, reason);
-	    return -1;
-	case 2: /* replace */
-	    for (collpos = collstartpos; collpos<collendpos; ++collpos) {
-		x = charmapencode_output('?', mapping, res, respos);
-		if (x==enc_EXCEPTION) {
-		    return -1;
-		}
-		else if (x==enc_FAILED) {
-		    raise_encode_exception(exceptionObject, encoding, p, size, collstartpos, collendpos, reason);
-		    return -1;
-		}
-	    }
-	    /* fall through */
-	case 3: /* ignore */
-	    *inpos = collendpos;
-	    break;
-	case 4: /* xmlcharrefreplace */
-	    /* generate replacement (temporarily (mis)uses p) */
-	    for (collpos = collstartpos; collpos < collendpos; ++collpos) {
-		char buffer[2+29+1+1];
-		char *cp;
-		sprintf(buffer, "&#%d;", (int)p[collpos]);
-		for (cp = buffer; *cp; ++cp) {
-		    x = charmapencode_output(*cp, mapping, res, respos);
-		    if (x==enc_EXCEPTION)
-			return -1;
-		    else if (x==enc_FAILED) {
-			raise_encode_exception(exceptionObject, encoding, p, size, collstartpos, collendpos, reason);
-			return -1;
-		    }
-		}
-	    }
-	    *inpos = collendpos;
-	    break;
-	default:
-	    repunicode = unicode_encode_call_errorhandler(errors, errorHandler,
-		encoding, reason, p, size, exceptionObject,
-		collstartpos, collendpos, &newpos);
-	    if (repunicode == NULL)
-		return -1;
-	    /* generate replacement  */
-	    repsize = PyUnicode_GET_SIZE(repunicode);
-	    for (uni2 = PyUnicode_AS_UNICODE(repunicode); repsize-->0; ++uni2) {
-		x = charmapencode_output(*uni2, mapping, res, respos);
-		if (x==enc_EXCEPTION) {
-		    return -1;
-		}
-		else if (x==enc_FAILED) {
-		    Py_DECREF(repunicode);
-		    raise_encode_exception(exceptionObject, encoding, p, size, collstartpos, collendpos, reason);
-		    return -1;
-		}
-	    }
-	    *inpos = newpos;
-	    Py_DECREF(repunicode);
+    case 1: /* strict */
+        raise_encode_exception(exceptionObject, encoding, p, size, collstartpos, collendpos, reason);
+        return -1;
+    case 2: /* replace */
+        for (collpos = collstartpos; collpos<collendpos; ++collpos) {
+        x = charmapencode_output('?', mapping, res, respos);
+        if (x==enc_EXCEPTION) {
+            return -1;
+        }
+        else if (x==enc_FAILED) {
+            raise_encode_exception(exceptionObject, encoding, p, size, collstartpos, collendpos, reason);
+            return -1;
+        }
+        }
+        /* fall through */
+    case 3: /* ignore */
+        *inpos = collendpos;
+        break;
+    case 4: /* xmlcharrefreplace */
+        /* generate replacement (temporarily (mis)uses p) */
+        for (collpos = collstartpos; collpos < collendpos; ++collpos) {
+        char buffer[2+29+1+1];
+        char *cp;
+        sprintf(buffer, "&#%d;", (int)p[collpos]);
+        for (cp = buffer; *cp; ++cp) {
+            x = charmapencode_output(*cp, mapping, res, respos);
+            if (x==enc_EXCEPTION)
+            return -1;
+            else if (x==enc_FAILED) {
+            raise_encode_exception(exceptionObject, encoding, p, size, collstartpos, collendpos, reason);
+            return -1;
+            }
+        }
+        }
+        *inpos = collendpos;
+        break;
+    default:
+        repunicode = unicode_encode_call_errorhandler(errors, errorHandler,
+        encoding, reason, p, size, exceptionObject,
+        collstartpos, collendpos, &newpos);
+        if (repunicode == NULL)
+        return -1;
+        /* generate replacement  */
+        repsize = PyUnicode_GET_SIZE(repunicode);
+        for (uni2 = PyUnicode_AS_UNICODE(repunicode); repsize-->0; ++uni2) {
+        x = charmapencode_output(*uni2, mapping, res, respos);
+        if (x==enc_EXCEPTION) {
+            return -1;
+        }
+        else if (x==enc_FAILED) {
+            Py_DECREF(repunicode);
+            raise_encode_exception(exceptionObject, encoding, p, size, collstartpos, collendpos, reason);
+            return -1;
+        }
+        }
+        *inpos = newpos;
+        Py_DECREF(repunicode);
     }
     return 0;
 }
 
 PyObject *PyUnicode_EncodeCharmap(const Py_UNICODE *p,
-				  Py_ssize_t size,
-				  PyObject *mapping,
-				  const char *errors)
+                  Py_ssize_t size,
+                  PyObject *mapping,
+                  const char *errors)
 {
     /* output object */
     PyObject *res = NULL;
@@ -5002,7 +5002,7 @@
 
     /* Default to Latin-1 */
     if (mapping == NULL)
-	return PyUnicode_EncodeLatin1(p, size, errors);
+    return PyUnicode_EncodeLatin1(p, size, errors);
 
     /* allocate enough for a simple encoding without
        replacements, if we need more, we'll resize */
@@ -5010,24 +5010,24 @@
     if (res == NULL)
         goto onError;
     if (size == 0)
-	return res;
+    return res;
 
     while (inpos<size) {
-	/* try to encode it */
-	charmapencode_result x = charmapencode_output(p[inpos], mapping, &res, &respos);
-	if (x==enc_EXCEPTION) /* error */
-	    goto onError;
-	if (x==enc_FAILED) { /* unencodable character */
-	    if (charmap_encoding_error(p, size, &inpos, mapping,
-		&exc,
-		&known_errorHandler, &errorHandler, errors,
-		&res, &respos)) {
-		goto onError;
-	    }
-	}
-	else
-	    /* done with this character => adjust input position */
-	    ++inpos;
+    /* try to encode it */
+    charmapencode_result x = charmapencode_output(p[inpos], mapping, &res, &respos);
+    if (x==enc_EXCEPTION) /* error */
+        goto onError;
+    if (x==enc_FAILED) { /* unencodable character */
+        if (charmap_encoding_error(p, size, &inpos, mapping,
+        &exc,
+        &known_errorHandler, &errorHandler, errors,
+        &res, &respos)) {
+        goto onError;
+        }
+    }
+    else
+        /* done with this character => adjust input position */
+        ++inpos;
     }
 
     /* Resize if we allocated to much */
@@ -5047,16 +5047,16 @@
 }
 
 PyObject *PyUnicode_AsCharmapString(PyObject *unicode,
-				    PyObject *mapping)
+                    PyObject *mapping)
 {
     if (!PyUnicode_Check(unicode) || mapping == NULL) {
-	PyErr_BadArgument();
-	return NULL;
+    PyErr_BadArgument();
+    return NULL;
     }
     return PyUnicode_EncodeCharmap(PyUnicode_AS_UNICODE(unicode),
-				   PyUnicode_GET_SIZE(unicode),
-				   mapping,
-				   NULL);
+                   PyUnicode_GET_SIZE(unicode),
+                   mapping,
+                   NULL);
 }
 
 /* create or adjust a UnicodeTranslateError */
@@ -5066,20 +5066,20 @@
     const char *reason)
 {
     if (*exceptionObject == NULL) {
-    	*exceptionObject = PyUnicodeTranslateError_Create(
-	    unicode, size, startpos, endpos, reason);
+        *exceptionObject = PyUnicodeTranslateError_Create(
+        unicode, size, startpos, endpos, reason);
     }
     else {
-	if (PyUnicodeTranslateError_SetStart(*exceptionObject, startpos))
-	    goto onError;
-	if (PyUnicodeTranslateError_SetEnd(*exceptionObject, endpos))
-	    goto onError;
-	if (PyUnicodeTranslateError_SetReason(*exceptionObject, reason))
-	    goto onError;
-	return;
-	onError:
-	Py_DECREF(*exceptionObject);
-	*exceptionObject = NULL;
+    if (PyUnicodeTranslateError_SetStart(*exceptionObject, startpos))
+        goto onError;
+    if (PyUnicodeTranslateError_SetEnd(*exceptionObject, endpos))
+        goto onError;
+    if (PyUnicodeTranslateError_SetReason(*exceptionObject, reason))
+        goto onError;
+    return;
+    onError:
+    Py_DECREF(*exceptionObject);
+    *exceptionObject = NULL;
     }
 }
 
@@ -5090,9 +5090,9 @@
     const char *reason)
 {
     make_translate_exception(exceptionObject,
-	unicode, size, startpos, endpos, reason);
+    unicode, size, startpos, endpos, reason);
     if (*exceptionObject != NULL)
-	PyCodec_StrictErrors(*exceptionObject);
+    PyCodec_StrictErrors(*exceptionObject);
 }
 
 /* error handling callback helper:
@@ -5113,38 +5113,38 @@
     PyObject *resunicode;
 
     if (*errorHandler == NULL) {
-	*errorHandler = PyCodec_LookupError(errors);
+    *errorHandler = PyCodec_LookupError(errors);
         if (*errorHandler == NULL)
-	    return NULL;
+        return NULL;
     }
 
     make_translate_exception(exceptionObject,
-	unicode, size, startpos, endpos, reason);
+    unicode, size, startpos, endpos, reason);
     if (*exceptionObject == NULL)
-	return NULL;
+    return NULL;
 
     restuple = PyObject_CallFunctionObjArgs(
-	*errorHandler, *exceptionObject, NULL);
+    *errorHandler, *exceptionObject, NULL);
     if (restuple == NULL)
-	return NULL;
+    return NULL;
     if (!PyTuple_Check(restuple)) {
-	PyErr_Format(PyExc_TypeError, &argparse[4]);
-	Py_DECREF(restuple);
-	return NULL;
+    PyErr_Format(PyExc_TypeError, &argparse[4]);
+    Py_DECREF(restuple);
+    return NULL;
     }
     if (!PyArg_ParseTuple(restuple, argparse, &PyUnicode_Type,
-	&resunicode, &i_newpos)) {
-	Py_DECREF(restuple);
-	return NULL;
+    &resunicode, &i_newpos)) {
+    Py_DECREF(restuple);
+    return NULL;
     }
     if (i_newpos<0)
-	*newpos = size+i_newpos;
+    *newpos = size+i_newpos;
     else
         *newpos = i_newpos;
     if (*newpos<0 || *newpos>size) {
-	PyErr_Format(PyExc_IndexError, "position %zd from error handler out of bounds", *newpos);
-	Py_DECREF(restuple);
-	return NULL;
+    PyErr_Format(PyExc_IndexError, "position %zd from error handler out of bounds", *newpos);
+    Py_DECREF(restuple);
+    return NULL;
     }
     Py_INCREF(resunicode);
     Py_DECREF(restuple);
@@ -5161,44 +5161,44 @@
     PyObject *x;
 
     if (w == NULL)
-	 return -1;
+     return -1;
     x = PyObject_GetItem(mapping, w);
     Py_DECREF(w);
     if (x == NULL) {
-	if (PyErr_ExceptionMatches(PyExc_LookupError)) {
-	    /* No mapping found means: use 1:1 mapping. */
-	    PyErr_Clear();
-	    *result = NULL;
-	    return 0;
-	} else
-	    return -1;
+    if (PyErr_ExceptionMatches(PyExc_LookupError)) {
+        /* No mapping found means: use 1:1 mapping. */
+        PyErr_Clear();
+        *result = NULL;
+        return 0;
+    } else
+        return -1;
     }
     else if (x == Py_None) {
-	*result = x;
-	return 0;
+    *result = x;
+    return 0;
     }
     else if (PyLong_Check(x)) {
-	long value = PyLong_AS_LONG(x);
-	long max = PyUnicode_GetMax();
-	if (value < 0 || value > max) {
-	    PyErr_Format(PyExc_TypeError,
+    long value = PyLong_AS_LONG(x);
+    long max = PyUnicode_GetMax();
+    if (value < 0 || value > max) {
+        PyErr_Format(PyExc_TypeError,
                          "character mapping must be in range(0x%x)", max+1);
-	    Py_DECREF(x);
-	    return -1;
-	}
-	*result = x;
-	return 0;
+        Py_DECREF(x);
+        return -1;
+    }
+    *result = x;
+    return 0;
     }
     else if (PyUnicode_Check(x)) {
-	*result = x;
-	return 0;
+    *result = x;
+    return 0;
     }
     else {
-	/* wrong return value */
-	PyErr_SetString(PyExc_TypeError,
-	      "character mapping must return integer, None or str");
-	Py_DECREF(x);
-	return -1;
+    /* wrong return value */
+    PyErr_SetString(PyExc_TypeError,
+          "character mapping must return integer, None or str");
+    Py_DECREF(x);
+    return -1;
     }
 }
 /* ensure that *outobj is at least requiredsize characters long,
@@ -5210,14 +5210,14 @@
 {
     Py_ssize_t oldsize = PyUnicode_GET_SIZE(*outobj);
     if (requiredsize > oldsize) {
-	/* remember old output position */
-	Py_ssize_t outpos = *outp-PyUnicode_AS_UNICODE(*outobj);
-	/* exponentially overallocate to minimize reallocations */
-	if (requiredsize < 2 * oldsize)
-	    requiredsize = 2 * oldsize;
-	if (PyUnicode_Resize(outobj, requiredsize) < 0)
-	    return -1;
-	*outp = PyUnicode_AS_UNICODE(*outobj) + outpos;
+    /* remember old output position */
+    Py_ssize_t outpos = *outp-PyUnicode_AS_UNICODE(*outobj);
+    /* exponentially overallocate to minimize reallocations */
+    if (requiredsize < 2 * oldsize)
+        requiredsize = 2 * oldsize;
+    if (PyUnicode_Resize(outobj, requiredsize) < 0)
+        return -1;
+    *outp = PyUnicode_AS_UNICODE(*outobj) + outpos;
     }
     return 0;
 }
@@ -5233,43 +5233,43 @@
     PyObject **res)
 {
     if (charmaptranslate_lookup(*curinp, mapping, res))
-	return -1;
+    return -1;
     if (*res==NULL) {
-	/* not found => default to 1:1 mapping */
-	*(*outp)++ = *curinp;
+    /* not found => default to 1:1 mapping */
+    *(*outp)++ = *curinp;
     }
     else if (*res==Py_None)
-	;
+    ;
     else if (PyLong_Check(*res)) {
-	/* no overflow check, because we know that the space is enough */
-	*(*outp)++ = (Py_UNICODE)PyLong_AS_LONG(*res);
+    /* no overflow check, because we know that the space is enough */
+    *(*outp)++ = (Py_UNICODE)PyLong_AS_LONG(*res);
     }
     else if (PyUnicode_Check(*res)) {
-	Py_ssize_t repsize = PyUnicode_GET_SIZE(*res);
-	if (repsize==1) {
-	    /* no overflow check, because we know that the space is enough */
-	    *(*outp)++ = *PyUnicode_AS_UNICODE(*res);
-	}
-	else if (repsize!=0) {
-	    /* more than one character */
-	    Py_ssize_t requiredsize = (*outp-PyUnicode_AS_UNICODE(*outobj)) +
-		(insize - (curinp-startinp)) +
-		repsize - 1;
-	    if (charmaptranslate_makespace(outobj, outp, requiredsize))
-		return -1;
-	    memcpy(*outp, PyUnicode_AS_UNICODE(*res), sizeof(Py_UNICODE)*repsize);
-	    *outp += repsize;
-	}
+    Py_ssize_t repsize = PyUnicode_GET_SIZE(*res);
+    if (repsize==1) {
+        /* no overflow check, because we know that the space is enough */
+        *(*outp)++ = *PyUnicode_AS_UNICODE(*res);
+    }
+    else if (repsize!=0) {
+        /* more than one character */
+        Py_ssize_t requiredsize = (*outp-PyUnicode_AS_UNICODE(*outobj)) +
+        (insize - (curinp-startinp)) +
+        repsize - 1;
+        if (charmaptranslate_makespace(outobj, outp, requiredsize))
+        return -1;
+        memcpy(*outp, PyUnicode_AS_UNICODE(*res), sizeof(Py_UNICODE)*repsize);
+        *outp += repsize;
+    }
     }
     else
-	return -1;
+    return -1;
     return 0;
 }
 
 PyObject *PyUnicode_TranslateCharmap(const Py_UNICODE *p,
-				     Py_ssize_t size,
-				     PyObject *mapping,
-				     const char *errors)
+                     Py_ssize_t size,
+                     PyObject *mapping,
+                     const char *errors)
 {
     /* output object */
     PyObject *res = NULL;
@@ -5289,113 +5289,113 @@
     int known_errorHandler = -1;
 
     if (mapping == NULL) {
-	PyErr_BadArgument();
-	return NULL;
+    PyErr_BadArgument();
+    return NULL;
     }
 
     /* allocate enough for a simple 1:1 translation without
        replacements, if we need more, we'll resize */
     res = PyUnicode_FromUnicode(NULL, size);
     if (res == NULL)
-	goto onError;
+    goto onError;
     if (size == 0)
-	return res;
+    return res;
     str = PyUnicode_AS_UNICODE(res);
 
     while (p<endp) {
-	/* try to encode it */
-	PyObject *x = NULL;
-	if (charmaptranslate_output(startp, p, size, mapping, &res, &str, &x)) {
-	    Py_XDECREF(x);
-	    goto onError;
-	}
-	Py_XDECREF(x);
-	if (x!=Py_None) /* it worked => adjust input pointer */
-	    ++p;
-	else { /* untranslatable character */
-	    PyObject *repunicode = NULL; /* initialize to prevent gcc warning */
-	    Py_ssize_t repsize;
-	    Py_ssize_t newpos;
-	    Py_UNICODE *uni2;
-	    /* startpos for collecting untranslatable chars */
-	    const Py_UNICODE *collstart = p;
-	    const Py_UNICODE *collend = p+1;
-	    const Py_UNICODE *coll;
+    /* try to encode it */
+    PyObject *x = NULL;
+    if (charmaptranslate_output(startp, p, size, mapping, &res, &str, &x)) {
+        Py_XDECREF(x);
+        goto onError;
+    }
+    Py_XDECREF(x);
+    if (x!=Py_None) /* it worked => adjust input pointer */
+        ++p;
+    else { /* untranslatable character */
+        PyObject *repunicode = NULL; /* initialize to prevent gcc warning */
+        Py_ssize_t repsize;
+        Py_ssize_t newpos;
+        Py_UNICODE *uni2;
+        /* startpos for collecting untranslatable chars */
+        const Py_UNICODE *collstart = p;
+        const Py_UNICODE *collend = p+1;
+        const Py_UNICODE *coll;
 
-	    /* find all untranslatable characters */
-	    while (collend < endp) {
-		if (charmaptranslate_lookup(*collend, mapping, &x))
-		    goto onError;
-		Py_XDECREF(x);
-		if (x!=Py_None)
-		    break;
-		++collend;
-	    }
-	    /* cache callback name lookup
-	     * (if not done yet, i.e. it's the first error) */
-	    if (known_errorHandler==-1) {
-		if ((errors==NULL) || (!strcmp(errors, "strict")))
-		    known_errorHandler = 1;
-		else if (!strcmp(errors, "replace"))
-		    known_errorHandler = 2;
-		else if (!strcmp(errors, "ignore"))
-		    known_errorHandler = 3;
-		else if (!strcmp(errors, "xmlcharrefreplace"))
-		    known_errorHandler = 4;
-		else
-		    known_errorHandler = 0;
-	    }
-	    switch (known_errorHandler) {
-		case 1: /* strict */
-		    raise_translate_exception(&exc, startp, size, collstart-startp, collend-startp, reason);
-		    goto onError;
-		case 2: /* replace */
-		    /* No need to check for space, this is a 1:1 replacement */
-		    for (coll = collstart; coll<collend; ++coll)
-			*str++ = '?';
-		    /* fall through */
-		case 3: /* ignore */
-		    p = collend;
-		    break;
-		case 4: /* xmlcharrefreplace */
-		    /* generate replacement (temporarily (mis)uses p) */
-		    for (p = collstart; p < collend; ++p) {
-			char buffer[2+29+1+1];
-			char *cp;
-			sprintf(buffer, "&#%d;", (int)*p);
-			if (charmaptranslate_makespace(&res, &str,
-			    (str-PyUnicode_AS_UNICODE(res))+strlen(buffer)+(endp-collend)))
-			    goto onError;
-			for (cp = buffer; *cp; ++cp)
-			    *str++ = *cp;
-		    }
-		    p = collend;
-		    break;
-		default:
-		    repunicode = unicode_translate_call_errorhandler(errors, &errorHandler,
-			reason, startp, size, &exc,
-			collstart-startp, collend-startp, &newpos);
-		    if (repunicode == NULL)
-			goto onError;
-		    /* generate replacement  */
-		    repsize = PyUnicode_GET_SIZE(repunicode);
-		    if (charmaptranslate_makespace(&res, &str,
-			(str-PyUnicode_AS_UNICODE(res))+repsize+(endp-collend))) {
-			Py_DECREF(repunicode);
-			goto onError;
-		    }
-		    for (uni2 = PyUnicode_AS_UNICODE(repunicode); repsize-->0; ++uni2)
-			*str++ = *uni2;
-		    p = startp + newpos;
-		    Py_DECREF(repunicode);
-	    }
-	}
+        /* find all untranslatable characters */
+        while (collend < endp) {
+        if (charmaptranslate_lookup(*collend, mapping, &x))
+            goto onError;
+        Py_XDECREF(x);
+        if (x!=Py_None)
+            break;
+        ++collend;
+        }
+        /* cache callback name lookup
+         * (if not done yet, i.e. it's the first error) */
+        if (known_errorHandler==-1) {
+        if ((errors==NULL) || (!strcmp(errors, "strict")))
+            known_errorHandler = 1;
+        else if (!strcmp(errors, "replace"))
+            known_errorHandler = 2;
+        else if (!strcmp(errors, "ignore"))
+            known_errorHandler = 3;
+        else if (!strcmp(errors, "xmlcharrefreplace"))
+            known_errorHandler = 4;
+        else
+            known_errorHandler = 0;
+        }
+        switch (known_errorHandler) {
+        case 1: /* strict */
+            raise_translate_exception(&exc, startp, size, collstart-startp, collend-startp, reason);
+            goto onError;
+        case 2: /* replace */
+            /* No need to check for space, this is a 1:1 replacement */
+            for (coll = collstart; coll<collend; ++coll)
+            *str++ = '?';
+            /* fall through */
+        case 3: /* ignore */
+            p = collend;
+            break;
+        case 4: /* xmlcharrefreplace */
+            /* generate replacement (temporarily (mis)uses p) */
+            for (p = collstart; p < collend; ++p) {
+            char buffer[2+29+1+1];
+            char *cp;
+            sprintf(buffer, "&#%d;", (int)*p);
+            if (charmaptranslate_makespace(&res, &str,
+                (str-PyUnicode_AS_UNICODE(res))+strlen(buffer)+(endp-collend)))
+                goto onError;
+            for (cp = buffer; *cp; ++cp)
+                *str++ = *cp;
+            }
+            p = collend;
+            break;
+        default:
+            repunicode = unicode_translate_call_errorhandler(errors, &errorHandler,
+            reason, startp, size, &exc,
+            collstart-startp, collend-startp, &newpos);
+            if (repunicode == NULL)
+            goto onError;
+            /* generate replacement  */
+            repsize = PyUnicode_GET_SIZE(repunicode);
+            if (charmaptranslate_makespace(&res, &str,
+            (str-PyUnicode_AS_UNICODE(res))+repsize+(endp-collend))) {
+            Py_DECREF(repunicode);
+            goto onError;
+            }
+            for (uni2 = PyUnicode_AS_UNICODE(repunicode); repsize-->0; ++uni2)
+            *str++ = *uni2;
+            p = startp + newpos;
+            Py_DECREF(repunicode);
+        }
+    }
     }
     /* Resize if we allocated to much */
     respos = str-PyUnicode_AS_UNICODE(res);
     if (respos<PyUnicode_GET_SIZE(res)) {
-	if (PyUnicode_Resize(&res, respos) < 0)
-	    goto onError;
+    if (PyUnicode_Resize(&res, respos) < 0)
+        goto onError;
     }
     Py_XDECREF(exc);
     Py_XDECREF(errorHandler);
@@ -5409,18 +5409,18 @@
 }
 
 PyObject *PyUnicode_Translate(PyObject *str,
-			      PyObject *mapping,
-			      const char *errors)
+                  PyObject *mapping,
+                  const char *errors)
 {
     PyObject *result;
 
     str = PyUnicode_FromObject(str);
     if (str == NULL)
-	goto onError;
+    goto onError;
     result = PyUnicode_TranslateCharmap(PyUnicode_AS_UNICODE(str),
-					PyUnicode_GET_SIZE(str),
-					mapping,
-					errors);
+                    PyUnicode_GET_SIZE(str),
+                    mapping,
+                    errors);
     Py_DECREF(str);
     return result;
 
@@ -5432,9 +5432,9 @@
 /* --- Decimal Encoder ---------------------------------------------------- */
 
 int PyUnicode_EncodeDecimal(Py_UNICODE *s,
-			    Py_ssize_t length,
-			    char *output,
-			    const char *errors)
+                Py_ssize_t length,
+                char *output,
+                const char *errors)
 {
     Py_UNICODE *p, *end;
     PyObject *errorHandler = NULL;
@@ -5446,107 +5446,107 @@
     int known_errorHandler = -1;
 
     if (output == NULL) {
-	PyErr_BadArgument();
-	return -1;
+    PyErr_BadArgument();
+    return -1;
     }
 
     p = s;
     end = s + length;
     while (p < end) {
-	register Py_UNICODE ch = *p;
-	int decimal;
-	PyObject *repunicode;
-	Py_ssize_t repsize;
-	Py_ssize_t newpos;
-	Py_UNICODE *uni2;
-	Py_UNICODE *collstart;
-	Py_UNICODE *collend;
+    register Py_UNICODE ch = *p;
+    int decimal;
+    PyObject *repunicode;
+    Py_ssize_t repsize;
+    Py_ssize_t newpos;
+    Py_UNICODE *uni2;
+    Py_UNICODE *collstart;
+    Py_UNICODE *collend;
 
-	if (Py_UNICODE_ISSPACE(ch)) {
-	    *output++ = ' ';
-	    ++p;
-	    continue;
-	}
-	decimal = Py_UNICODE_TODECIMAL(ch);
-	if (decimal >= 0) {
-	    *output++ = '0' + decimal;
-	    ++p;
-	    continue;
-	}
-	if (0 < ch && ch < 256) {
-	    *output++ = (char)ch;
-	    ++p;
-	    continue;
-	}
-	/* All other characters are considered unencodable */
-	collstart = p;
-	collend = p+1;
-	while (collend < end) {
-	    if ((0 < *collend && *collend < 256) ||
-	        !Py_UNICODE_ISSPACE(*collend) ||
-	        Py_UNICODE_TODECIMAL(*collend))
-		break;
-	}
-	/* cache callback name lookup
-	 * (if not done yet, i.e. it's the first error) */
-	if (known_errorHandler==-1) {
-	    if ((errors==NULL) || (!strcmp(errors, "strict")))
-		known_errorHandler = 1;
-	    else if (!strcmp(errors, "replace"))
-		known_errorHandler = 2;
-	    else if (!strcmp(errors, "ignore"))
-		known_errorHandler = 3;
-	    else if (!strcmp(errors, "xmlcharrefreplace"))
-		known_errorHandler = 4;
-	    else
-		known_errorHandler = 0;
-	}
-	switch (known_errorHandler) {
-	    case 1: /* strict */
-		raise_encode_exception(&exc, encoding, s, length, collstart-s, collend-s, reason);
-		goto onError;
-	    case 2: /* replace */
-		for (p = collstart; p < collend; ++p)
-		    *output++ = '?';
-		/* fall through */
-	    case 3: /* ignore */
-		p = collend;
-		break;
-	    case 4: /* xmlcharrefreplace */
-		/* generate replacement (temporarily (mis)uses p) */
-		for (p = collstart; p < collend; ++p)
-		    output += sprintf(output, "&#%d;", (int)*p);
-		p = collend;
-		break;
-	    default:
-		repunicode = unicode_encode_call_errorhandler(errors, &errorHandler,
-		    encoding, reason, s, length, &exc,
-		    collstart-s, collend-s, &newpos);
-		if (repunicode == NULL)
-		    goto onError;
-		/* generate replacement  */
-		repsize = PyUnicode_GET_SIZE(repunicode);
-		for (uni2 = PyUnicode_AS_UNICODE(repunicode); repsize-->0; ++uni2) {
-		    Py_UNICODE ch = *uni2;
-		    if (Py_UNICODE_ISSPACE(ch))
-			*output++ = ' ';
-		    else {
-			decimal = Py_UNICODE_TODECIMAL(ch);
-			if (decimal >= 0)
-			    *output++ = '0' + decimal;
-			else if (0 < ch && ch < 256)
-			    *output++ = (char)ch;
-			else {
-			    Py_DECREF(repunicode);
-			    raise_encode_exception(&exc, encoding,
-				s, length, collstart-s, collend-s, reason);
-			    goto onError;
-			}
-		    }
-		}
-		p = s + newpos;
-		Py_DECREF(repunicode);
-	}
+    if (Py_UNICODE_ISSPACE(ch)) {
+        *output++ = ' ';
+        ++p;
+        continue;
+    }
+    decimal = Py_UNICODE_TODECIMAL(ch);
+    if (decimal >= 0) {
+        *output++ = '0' + decimal;
+        ++p;
+        continue;
+    }
+    if (0 < ch && ch < 256) {
+        *output++ = (char)ch;
+        ++p;
+        continue;
+    }
+    /* All other characters are considered unencodable */
+    collstart = p;
+    collend = p+1;
+    while (collend < end) {
+        if ((0 < *collend && *collend < 256) ||
+            !Py_UNICODE_ISSPACE(*collend) ||
+            Py_UNICODE_TODECIMAL(*collend))
+        break;
+    }
+    /* cache callback name lookup
+     * (if not done yet, i.e. it's the first error) */
+    if (known_errorHandler==-1) {
+        if ((errors==NULL) || (!strcmp(errors, "strict")))
+        known_errorHandler = 1;
+        else if (!strcmp(errors, "replace"))
+        known_errorHandler = 2;
+        else if (!strcmp(errors, "ignore"))
+        known_errorHandler = 3;
+        else if (!strcmp(errors, "xmlcharrefreplace"))
+        known_errorHandler = 4;
+        else
+        known_errorHandler = 0;
+    }
+    switch (known_errorHandler) {
+        case 1: /* strict */
+        raise_encode_exception(&exc, encoding, s, length, collstart-s, collend-s, reason);
+        goto onError;
+        case 2: /* replace */
+        for (p = collstart; p < collend; ++p)
+            *output++ = '?';
+        /* fall through */
+        case 3: /* ignore */
+        p = collend;
+        break;
+        case 4: /* xmlcharrefreplace */
+        /* generate replacement (temporarily (mis)uses p) */
+        for (p = collstart; p < collend; ++p)
+            output += sprintf(output, "&#%d;", (int)*p);
+        p = collend;
+        break;
+        default:
+        repunicode = unicode_encode_call_errorhandler(errors, &errorHandler,
+            encoding, reason, s, length, &exc,
+            collstart-s, collend-s, &newpos);
+        if (repunicode == NULL)
+            goto onError;
+        /* generate replacement  */
+        repsize = PyUnicode_GET_SIZE(repunicode);
+        for (uni2 = PyUnicode_AS_UNICODE(repunicode); repsize-->0; ++uni2) {
+            Py_UNICODE ch = *uni2;
+            if (Py_UNICODE_ISSPACE(ch))
+            *output++ = ' ';
+            else {
+            decimal = Py_UNICODE_TODECIMAL(ch);
+            if (decimal >= 0)
+                *output++ = '0' + decimal;
+            else if (0 < ch && ch < 256)
+                *output++ = (char)ch;
+            else {
+                Py_DECREF(repunicode);
+                raise_encode_exception(&exc, encoding,
+                s, length, collstart-s, collend-s, reason);
+                goto onError;
+            }
+            }
+        }
+        p = s + newpos;
+        Py_DECREF(repunicode);
+    }
     }
     /* 0-terminate the output string */
     *output++ = '\0';
@@ -5597,11 +5597,11 @@
 
     str_obj = (PyUnicodeObject*) PyUnicode_FromObject(str);
     if (!str_obj)
-	return -1;
+    return -1;
     sub_obj = (PyUnicodeObject*) PyUnicode_FromObject(substr);
     if (!sub_obj) {
-	Py_DECREF(str_obj);
-	return -1;
+    Py_DECREF(str_obj);
+    return -1;
     }
 
     FIX_START_END(str_obj);
@@ -5626,11 +5626,11 @@
 
     str = PyUnicode_FromObject(str);
     if (!str)
-	return -2;
+    return -2;
     sub = PyUnicode_FromObject(sub);
     if (!sub) {
-	Py_DECREF(str);
-	return -2;
+    Py_DECREF(str);
+    return -2;
     }
 
     if (direction > 0)
@@ -5654,10 +5654,10 @@
 
 static
 int tailmatch(PyUnicodeObject *self,
-	      PyUnicodeObject *substring,
-	      Py_ssize_t start,
-	      Py_ssize_t end,
-	      int direction)
+          PyUnicodeObject *substring,
+          Py_ssize_t start,
+          Py_ssize_t end,
+          int direction)
 {
     if (substring->length == 0)
         return 1;
@@ -5666,39 +5666,39 @@
 
     end -= substring->length;
     if (end < start)
-	return 0;
+    return 0;
 
     if (direction > 0) {
-	if (Py_UNICODE_MATCH(self, end, substring))
-	    return 1;
+    if (Py_UNICODE_MATCH(self, end, substring))
+        return 1;
     } else {
         if (Py_UNICODE_MATCH(self, start, substring))
-	    return 1;
+        return 1;
     }
 
     return 0;
 }
 
 Py_ssize_t PyUnicode_Tailmatch(PyObject *str,
-			PyObject *substr,
-			Py_ssize_t start,
-			Py_ssize_t end,
-			int direction)
+            PyObject *substr,
+            Py_ssize_t start,
+            Py_ssize_t end,
+            int direction)
 {
     Py_ssize_t result;
 
     str = PyUnicode_FromObject(str);
     if (str == NULL)
-	return -1;
+    return -1;
     substr = PyUnicode_FromObject(substr);
     if (substr == NULL) {
-	Py_DECREF(str);
-	return -1;
+    Py_DECREF(str);
+    return -1;
     }
 
     result = tailmatch((PyUnicodeObject *)str,
-		       (PyUnicodeObject *)substr,
-		       start, end, direction);
+               (PyUnicodeObject *)substr,
+               start, end, direction);
     Py_DECREF(str);
     Py_DECREF(substr);
     return result;
@@ -5709,24 +5709,24 @@
 
 static
 PyObject *fixup(PyUnicodeObject *self,
-		int (*fixfct)(PyUnicodeObject *s))
+        int (*fixfct)(PyUnicodeObject *s))
 {
 
     PyUnicodeObject *u;
 
     u = (PyUnicodeObject*) PyUnicode_FromUnicode(NULL, self->length);
     if (u == NULL)
-	return NULL;
+    return NULL;
 
     Py_UNICODE_COPY(u->str, self->str, self->length);
 
     if (!fixfct(u) && PyUnicode_CheckExact(self)) {
-	/* fixfct should return TRUE if it modified the buffer. If
-	   FALSE, return a reference to the original buffer instead
-	   (to save space, not time) */
-	Py_INCREF(self);
-	Py_DECREF(u);
-	return (PyObject*) self;
+    /* fixfct should return TRUE if it modified the buffer. If
+       FALSE, return a reference to the original buffer instead
+       (to save space, not time) */
+    Py_INCREF(self);
+    Py_DECREF(u);
+    return (PyObject*) self;
     }
     return (PyObject*) u;
 }
@@ -5739,13 +5739,13 @@
     int status = 0;
 
     while (len-- > 0) {
-	register Py_UNICODE ch;
+    register Py_UNICODE ch;
 
-	ch = Py_UNICODE_TOUPPER(*s);
-	if (ch != *s) {
+    ch = Py_UNICODE_TOUPPER(*s);
+    if (ch != *s) {
             status = 1;
-	    *s = ch;
-	}
+        *s = ch;
+    }
         s++;
     }
 
@@ -5760,13 +5760,13 @@
     int status = 0;
 
     while (len-- > 0) {
-	register Py_UNICODE ch;
+    register Py_UNICODE ch;
 
-	ch = Py_UNICODE_TOLOWER(*s);
-	if (ch != *s) {
+    ch = Py_UNICODE_TOLOWER(*s);
+    if (ch != *s) {
             status = 1;
-	    *s = ch;
-	}
+        *s = ch;
+    }
         s++;
     }
 
@@ -5802,10 +5802,10 @@
     int status = 0;
 
     if (len == 0)
-	return 0;
+    return 0;
     if (Py_UNICODE_ISLOWER(*s)) {
-	*s = Py_UNICODE_TOUPPER(*s);
-	status = 1;
+    *s = Py_UNICODE_TOUPPER(*s);
+    status = 1;
     }
     s++;
     while (--len > 0) {
@@ -5827,31 +5827,31 @@
 
     /* Shortcut for single character strings */
     if (PyUnicode_GET_SIZE(self) == 1) {
-	Py_UNICODE ch = Py_UNICODE_TOTITLE(*p);
-	if (*p != ch) {
-	    *p = ch;
-	    return 1;
-	}
-	else
-	    return 0;
+    Py_UNICODE ch = Py_UNICODE_TOTITLE(*p);
+    if (*p != ch) {
+        *p = ch;
+        return 1;
+    }
+    else
+        return 0;
     }
 
     e = p + PyUnicode_GET_SIZE(self);
     previous_is_cased = 0;
     for (; p < e; p++) {
-	register const Py_UNICODE ch = *p;
+    register const Py_UNICODE ch = *p;
 
-	if (previous_is_cased)
-	    *p = Py_UNICODE_TOLOWER(ch);
-	else
-	    *p = Py_UNICODE_TOTITLE(ch);
+    if (previous_is_cased)
+        *p = Py_UNICODE_TOLOWER(ch);
+    else
+        *p = Py_UNICODE_TOTITLE(ch);
 
-	if (Py_UNICODE_ISLOWER(ch) ||
-	    Py_UNICODE_ISUPPER(ch) ||
-	    Py_UNICODE_ISTITLE(ch))
-	    previous_is_cased = 1;
-	else
-	    previous_is_cased = 0;
+    if (Py_UNICODE_ISLOWER(ch) ||
+        Py_UNICODE_ISUPPER(ch) ||
+        Py_UNICODE_ISTITLE(ch))
+        previous_is_cased = 1;
+    else
+        previous_is_cased = 0;
     }
     return 1;
 }
@@ -5872,7 +5872,7 @@
 
     fseq = PySequence_Fast(seq, "");
     if (fseq == NULL) {
-    	return NULL;
+        return NULL;
     }
 
     /* NOTE: the following code can't call back into Python code,
@@ -5882,18 +5882,18 @@
     seqlen = PySequence_Fast_GET_SIZE(fseq);
     /* If empty sequence, return u"". */
     if (seqlen == 0) {
-    	res = _PyUnicode_New(0);  /* empty sequence; return u"" */
-    	goto Done;
+        res = _PyUnicode_New(0);  /* empty sequence; return u"" */
+        goto Done;
     }
     items = PySequence_Fast_ITEMS(fseq);
     /* If singleton sequence with an exact Unicode, return that. */
     if (seqlen == 1) {
-	item = items[0];
-	if (PyUnicode_CheckExact(item)) {
-	    Py_INCREF(item);
-	    res = (PyUnicodeObject *)item;
-	    goto Done;
-	}
+    item = items[0];
+    if (PyUnicode_CheckExact(item)) {
+        Py_INCREF(item);
+        res = (PyUnicodeObject *)item;
+        goto Done;
+    }
     }
     else {
         /* Set up sep and seplen */
@@ -5923,13 +5923,13 @@
     for (i = 0; i < seqlen; i++) {
         const Py_ssize_t old_sz = sz;
         item = items[i];
-	if (!PyUnicode_Check(item)) {
-	    PyErr_Format(PyExc_TypeError,
-			 "sequence item %zd: expected str instance,"
-			 " %.80s found",
-			 i, Py_TYPE(item)->tp_name);
-	    goto onError;
-	}
+    if (!PyUnicode_Check(item)) {
+        PyErr_Format(PyExc_TypeError,
+             "sequence item %zd: expected str instance,"
+             " %.80s found",
+             i, Py_TYPE(item)->tp_name);
+        goto onError;
+    }
         sz += PyUnicode_GET_SIZE(item);
         if (i != 0)
             sz += seplen;
@@ -5950,13 +5950,13 @@
         Py_ssize_t itemlen;
         item = items[i];
         itemlen = PyUnicode_GET_SIZE(item);
-	/* Copy item, and maybe the separator. */
-	if (i) {
-	    Py_UNICODE_COPY(res_p, sep, seplen);
-	    res_p += seplen;
-	}
-	Py_UNICODE_COPY(res_p, PyUnicode_AS_UNICODE(item), itemlen);
-	res_p += itemlen;
+    /* Copy item, and maybe the separator. */
+    if (i) {
+        Py_UNICODE_COPY(res_p, sep, seplen);
+        res_p += seplen;
+    }
+    Py_UNICODE_COPY(res_p, PyUnicode_AS_UNICODE(item), itemlen);
+    res_p += itemlen;
     }
 
  Done:
@@ -5971,9 +5971,9 @@
 
 static
 PyUnicodeObject *pad(PyUnicodeObject *self,
-		     Py_ssize_t left,
-		     Py_ssize_t right,
-		     Py_UNICODE fill)
+             Py_ssize_t left,
+             Py_ssize_t right,
+             Py_UNICODE fill)
 {
     PyUnicodeObject *u;
 
@@ -6004,21 +6004,21 @@
     return u;
 }
 
-#define SPLIT_APPEND(data, left, right)					\
-	str = PyUnicode_FromUnicode((data) + (left), (right) - (left));	\
-	if (!str)							\
-	    goto onError;						\
-	if (PyList_Append(list, str)) {					\
-	    Py_DECREF(str);						\
-	    goto onError;						\
-	}								\
-        else								\
+#define SPLIT_APPEND(data, left, right)                 \
+    str = PyUnicode_FromUnicode((data) + (left), (right) - (left)); \
+    if (!str)                           \
+        goto onError;                       \
+    if (PyList_Append(list, str)) {                 \
+        Py_DECREF(str);                     \
+        goto onError;                       \
+    }                               \
+        else                                \
             Py_DECREF(str);
 
 static
 PyObject *split_whitespace(PyUnicodeObject *self,
-			   PyObject *list,
-			   Py_ssize_t maxcount)
+               PyObject *list,
+               Py_ssize_t maxcount)
 {
     register Py_ssize_t i;
     register Py_ssize_t j;
@@ -6027,23 +6027,23 @@
     register const Py_UNICODE *buf = self->str;
 
     for (i = j = 0; i < len; ) {
-	/* find a token */
-	while (i < len && Py_UNICODE_ISSPACE(buf[i]))
-	    i++;
-	j = i;
-	while (i < len && !Py_UNICODE_ISSPACE(buf[i]))
-	    i++;
-	if (j < i) {
-	    if (maxcount-- <= 0)
-		break;
-	    SPLIT_APPEND(buf, j, i);
-	    while (i < len && Py_UNICODE_ISSPACE(buf[i]))
-		i++;
-	    j = i;
-	}
+    /* find a token */
+    while (i < len && Py_UNICODE_ISSPACE(buf[i]))
+        i++;
+    j = i;
+    while (i < len && !Py_UNICODE_ISSPACE(buf[i]))
+        i++;
+    if (j < i) {
+        if (maxcount-- <= 0)
+        break;
+        SPLIT_APPEND(buf, j, i);
+        while (i < len && Py_UNICODE_ISSPACE(buf[i]))
+        i++;
+        j = i;
+    }
     }
     if (j < len) {
-	SPLIT_APPEND(buf, j, len);
+    SPLIT_APPEND(buf, j, len);
     }
     return list;
 
@@ -6053,7 +6053,7 @@
 }
 
 PyObject *PyUnicode_Splitlines(PyObject *string,
-			       int keepends)
+                   int keepends)
 {
     register Py_ssize_t i;
     register Py_ssize_t j;
@@ -6064,7 +6064,7 @@
 
     string = PyUnicode_FromObject(string);
     if (string == NULL)
-	return NULL;
+    return NULL;
     data = PyUnicode_AS_UNICODE(string);
     len = PyUnicode_GET_SIZE(string);
 
@@ -6073,28 +6073,28 @@
         goto onError;
 
     for (i = j = 0; i < len; ) {
-	Py_ssize_t eol;
+    Py_ssize_t eol;
 
-	/* Find a line and append it */
-	while (i < len && !BLOOM_LINEBREAK(data[i]))
-	    i++;
+    /* Find a line and append it */
+    while (i < len && !BLOOM_LINEBREAK(data[i]))
+        i++;
 
-	/* Skip the line break reading CRLF as one line break */
-	eol = i;
-	if (i < len) {
-	    if (data[i] == '\r' && i + 1 < len &&
-		data[i+1] == '\n')
-		i += 2;
-	    else
-		i++;
-	    if (keepends)
-		eol = i;
-	}
-	SPLIT_APPEND(data, j, eol);
-	j = i;
+    /* Skip the line break reading CRLF as one line break */
+    eol = i;
+    if (i < len) {
+        if (data[i] == '\r' && i + 1 < len &&
+        data[i+1] == '\n')
+        i += 2;
+        else
+        i++;
+        if (keepends)
+        eol = i;
+    }
+    SPLIT_APPEND(data, j, eol);
+    j = i;
     }
     if (j < len) {
-	SPLIT_APPEND(data, j, len);
+    SPLIT_APPEND(data, j, len);
     }
 
     Py_DECREF(string);
@@ -6108,9 +6108,9 @@
 
 static
 PyObject *split_char(PyUnicodeObject *self,
-		     PyObject *list,
-		     Py_UNICODE ch,
-		     Py_ssize_t maxcount)
+             PyObject *list,
+             Py_UNICODE ch,
+             Py_ssize_t maxcount)
 {
     register Py_ssize_t i;
     register Py_ssize_t j;
@@ -6119,16 +6119,16 @@
     register const Py_UNICODE *buf = self->str;
 
     for (i = j = 0; i < len; ) {
-	if (buf[i] == ch) {
-	    if (maxcount-- <= 0)
-		break;
-	    SPLIT_APPEND(buf, j, i);
-	    i = j = i + 1;
-	} else
-	    i++;
+    if (buf[i] == ch) {
+        if (maxcount-- <= 0)
+        break;
+        SPLIT_APPEND(buf, j, i);
+        i = j = i + 1;
+    } else
+        i++;
     }
     if (j <= len) {
-	SPLIT_APPEND(buf, j, len);
+    SPLIT_APPEND(buf, j, len);
     }
     return list;
 
@@ -6139,9 +6139,9 @@
 
 static
 PyObject *split_substring(PyUnicodeObject *self,
-			  PyObject *list,
-			  PyUnicodeObject *substring,
-			  Py_ssize_t maxcount)
+              PyObject *list,
+              PyUnicodeObject *substring,
+              Py_ssize_t maxcount)
 {
     register Py_ssize_t i;
     register Py_ssize_t j;
@@ -6150,16 +6150,16 @@
     PyObject *str;
 
     for (i = j = 0; i <= len - sublen; ) {
-	if (Py_UNICODE_MATCH(self, i, substring)) {
-	    if (maxcount-- <= 0)
-		break;
-	    SPLIT_APPEND(self->str, j, i);
-	    i = j = i + sublen;
-	} else
-	    i++;
+    if (Py_UNICODE_MATCH(self, i, substring)) {
+        if (maxcount-- <= 0)
+        break;
+        SPLIT_APPEND(self->str, j, i);
+        i = j = i + sublen;
+    } else
+        i++;
     }
     if (j <= len) {
-	SPLIT_APPEND(self->str, j, len);
+    SPLIT_APPEND(self->str, j, len);
     }
     return list;
 
@@ -6170,8 +6170,8 @@
 
 static
 PyObject *rsplit_whitespace(PyUnicodeObject *self,
-			    PyObject *list,
-			    Py_ssize_t maxcount)
+                PyObject *list,
+                Py_ssize_t maxcount)
 {
     register Py_ssize_t i;
     register Py_ssize_t j;
@@ -6180,23 +6180,23 @@
     register const Py_UNICODE *buf = self->str;
 
     for (i = j = len - 1; i >= 0; ) {
-	/* find a token */
-	while (i >= 0 && Py_UNICODE_ISSPACE(buf[i]))
-	    i--;
-	j = i;
-	while (i >= 0 && !Py_UNICODE_ISSPACE(buf[i]))
-	    i--;
-	if (j > i) {
-	    if (maxcount-- <= 0)
-		break;
-	    SPLIT_APPEND(buf, i + 1, j + 1);
-	    while (i >= 0 && Py_UNICODE_ISSPACE(buf[i]))
-		i--;
-	    j = i;
-	}
+    /* find a token */
+    while (i >= 0 && Py_UNICODE_ISSPACE(buf[i]))
+        i--;
+    j = i;
+    while (i >= 0 && !Py_UNICODE_ISSPACE(buf[i]))
+        i--;
+    if (j > i) {
+        if (maxcount-- <= 0)
+        break;
+        SPLIT_APPEND(buf, i + 1, j + 1);
+        while (i >= 0 && Py_UNICODE_ISSPACE(buf[i]))
+        i--;
+        j = i;
+    }
     }
     if (j >= 0) {
-	SPLIT_APPEND(buf, 0, j + 1);
+    SPLIT_APPEND(buf, 0, j + 1);
     }
     if (PyList_Reverse(list) < 0)
         goto onError;
@@ -6207,11 +6207,11 @@
     return NULL;
 }
 
-static 
+static
 PyObject *rsplit_char(PyUnicodeObject *self,
-		      PyObject *list,
-		      Py_UNICODE ch,
-		      Py_ssize_t maxcount)
+              PyObject *list,
+              Py_UNICODE ch,
+              Py_ssize_t maxcount)
 {
     register Py_ssize_t i;
     register Py_ssize_t j;
@@ -6220,16 +6220,16 @@
     register const Py_UNICODE *buf = self->str;
 
     for (i = j = len - 1; i >= 0; ) {
-	if (buf[i] == ch) {
-	    if (maxcount-- <= 0)
-		break;
-	    SPLIT_APPEND(buf, i + 1, j + 1);
-	    j = i = i - 1;
-	} else
-	    i--;
+    if (buf[i] == ch) {
+        if (maxcount-- <= 0)
+        break;
+        SPLIT_APPEND(buf, i + 1, j + 1);
+        j = i = i - 1;
+    } else
+        i--;
     }
     if (j >= -1) {
-	SPLIT_APPEND(buf, 0, j + 1);
+    SPLIT_APPEND(buf, 0, j + 1);
     }
     if (PyList_Reverse(list) < 0)
         goto onError;
@@ -6240,11 +6240,11 @@
     return NULL;
 }
 
-static 
+static
 PyObject *rsplit_substring(PyUnicodeObject *self,
-			   PyObject *list,
-			   PyUnicodeObject *substring,
-			   Py_ssize_t maxcount)
+               PyObject *list,
+               PyUnicodeObject *substring,
+               Py_ssize_t maxcount)
 {
     register Py_ssize_t i;
     register Py_ssize_t j;
@@ -6253,17 +6253,17 @@
     PyObject *str;
 
     for (i = len - sublen, j = len; i >= 0; ) {
-	if (Py_UNICODE_MATCH(self, i, substring)) {
-	    if (maxcount-- <= 0)
-		break;
-	    SPLIT_APPEND(self->str, i + sublen, j);
-	    j = i;
-	    i -= sublen;
-	} else
-	    i--;
+    if (Py_UNICODE_MATCH(self, i, substring)) {
+        if (maxcount-- <= 0)
+        break;
+        SPLIT_APPEND(self->str, i + sublen, j);
+        j = i;
+        i -= sublen;
+    } else
+        i--;
     }
     if (j >= 0) {
-	SPLIT_APPEND(self->str, 0, j);
+    SPLIT_APPEND(self->str, 0, j);
     }
     if (PyList_Reverse(list) < 0)
         goto onError;
@@ -6278,8 +6278,8 @@
 
 static
 PyObject *split(PyUnicodeObject *self,
-		PyUnicodeObject *substring,
-		Py_ssize_t maxcount)
+        PyUnicodeObject *substring,
+        Py_ssize_t maxcount)
 {
     PyObject *list;
 
@@ -6291,24 +6291,24 @@
         return NULL;
 
     if (substring == NULL)
-	return split_whitespace(self,list,maxcount);
+    return split_whitespace(self,list,maxcount);
 
     else if (substring->length == 1)
-	return split_char(self,list,substring->str[0],maxcount);
+    return split_char(self,list,substring->str[0],maxcount);
 
     else if (substring->length == 0) {
-	Py_DECREF(list);
-	PyErr_SetString(PyExc_ValueError, "empty separator");
-	return NULL;
+    Py_DECREF(list);
+    PyErr_SetString(PyExc_ValueError, "empty separator");
+    return NULL;
     }
     else
-	return split_substring(self,list,substring,maxcount);
+    return split_substring(self,list,substring,maxcount);
 }
 
 static
 PyObject *rsplit(PyUnicodeObject *self,
-		 PyUnicodeObject *substring,
-		 Py_ssize_t maxcount)
+         PyUnicodeObject *substring,
+         Py_ssize_t maxcount)
 {
     PyObject *list;
 
@@ -6320,30 +6320,30 @@
         return NULL;
 
     if (substring == NULL)
-	return rsplit_whitespace(self,list,maxcount);
+    return rsplit_whitespace(self,list,maxcount);
 
     else if (substring->length == 1)
-	return rsplit_char(self,list,substring->str[0],maxcount);
+    return rsplit_char(self,list,substring->str[0],maxcount);
 
     else if (substring->length == 0) {
-	Py_DECREF(list);
-	PyErr_SetString(PyExc_ValueError, "empty separator");
-	return NULL;
+    Py_DECREF(list);
+    PyErr_SetString(PyExc_ValueError, "empty separator");
+    return NULL;
     }
     else
-	return rsplit_substring(self,list,substring,maxcount);
+    return rsplit_substring(self,list,substring,maxcount);
 }
 
 static
 PyObject *replace(PyUnicodeObject *self,
-		  PyUnicodeObject *str1,
-		  PyUnicodeObject *str2,
-		  Py_ssize_t maxcount)
+          PyUnicodeObject *str1,
+          PyUnicodeObject *str2,
+          Py_ssize_t maxcount)
 {
     PyUnicodeObject *u;
 
     if (maxcount < 0)
-	maxcount = PY_SSIZE_T_MAX;
+    maxcount = PY_SSIZE_T_MAX;
 
     if (str1->length == str2->length) {
         /* same length */
@@ -6429,7 +6429,7 @@
                         break;
                     j++;
                 }
-		if (j > i) {
+        if (j > i) {
                     if (j > e)
                         break;
                     /* copy unchanged part [i:j] */
@@ -6517,7 +6517,7 @@
     /* Capitalize each word */
     for (i = 0; i < PyList_GET_SIZE(list); i++) {
         item = fixup((PyUnicodeObject *)PyList_GET_ITEM(list, i),
-		     fixcapitalize);
+             fixcapitalize);
         if (item == NULL)
             goto onError;
         Py_DECREF(PyList_GET_ITEM(list, i));
@@ -6538,26 +6538,26 @@
 static int
 convert_uc(PyObject *obj, void *addr)
 {
-	Py_UNICODE *fillcharloc = (Py_UNICODE *)addr;
-	PyObject *uniobj;
-	Py_UNICODE *unistr;
+    Py_UNICODE *fillcharloc = (Py_UNICODE *)addr;
+    PyObject *uniobj;
+    Py_UNICODE *unistr;
 
-	uniobj = PyUnicode_FromObject(obj);
-	if (uniobj == NULL) {
-		PyErr_SetString(PyExc_TypeError,
-			"The fill character cannot be converted to Unicode");
-		return 0;
-	}
-	if (PyUnicode_GET_SIZE(uniobj) != 1) {
-		PyErr_SetString(PyExc_TypeError,
-			"The fill character must be exactly one character long");
-		Py_DECREF(uniobj);
-		return 0;
-	}
-	unistr = PyUnicode_AS_UNICODE(uniobj);
-	*fillcharloc = unistr[0];
-	Py_DECREF(uniobj);
-	return 1;
+    uniobj = PyUnicode_FromObject(obj);
+    if (uniobj == NULL) {
+        PyErr_SetString(PyExc_TypeError,
+            "The fill character cannot be converted to Unicode");
+        return 0;
+    }
+    if (PyUnicode_GET_SIZE(uniobj) != 1) {
+        PyErr_SetString(PyExc_TypeError,
+            "The fill character must be exactly one character long");
+        Py_DECREF(uniobj);
+        return 0;
+    }
+    unistr = PyUnicode_AS_UNICODE(uniobj);
+    *fillcharloc = unistr[0];
+    Py_DECREF(uniobj);
+    return 1;
 }
 
 PyDoc_STRVAR(center__doc__,
@@ -6622,9 +6622,9 @@
         c1 = *s1++;
         c2 = *s2++;
 
-	if (c1 > (1<<11) * 26)
-	    c1 += utf16Fixup[c1>>11];
-	if (c2 > (1<<11) * 26)
+    if (c1 > (1<<11) * 26)
+        c1 += utf16Fixup[c1>>11];
+    if (c2 > (1<<11) * 26)
             c2 += utf16Fixup[c2>>11];
         /* now c1 and c2 are in UTF-32-compatible order */
 
@@ -6668,7 +6668,7 @@
 #endif
 
 int PyUnicode_Compare(PyObject *left,
-		      PyObject *right)
+              PyObject *right)
 {
     if (PyUnicode_Check(left) && PyUnicode_Check(right))
         return unicode_compare((PyUnicodeObject *)left,
@@ -6689,25 +6689,25 @@
     id = PyUnicode_AS_UNICODE(uni);
     /* Compare Unicode string and source character set string */
     for (i = 0; id[i] && str[i]; i++)
-	if (id[i] != str[i])
-	    return ((int)id[i] < (int)str[i]) ? -1 : 1;
+    if (id[i] != str[i])
+        return ((int)id[i] < (int)str[i]) ? -1 : 1;
     if (id[i])
-	return 1; /* uni is longer */
+    return 1; /* uni is longer */
     if (str[i])
-	return -1; /* str is longer */
+    return -1; /* str is longer */
     return 0;
 }
 
 
 #define TEST_COND(cond) \
-	((cond) ? Py_True : Py_False)
+    ((cond) ? Py_True : Py_False)
 
 PyObject *PyUnicode_RichCompare(PyObject *left,
                                 PyObject *right,
                                 int op)
 {
     int result;
-    
+
     if (PyUnicode_Check(left) && PyUnicode_Check(right)) {
         PyObject *v;
         if (((PyUnicodeObject *) left)->length !=
@@ -6726,7 +6726,7 @@
         else
             result = unicode_compare((PyUnicodeObject *)left,
                                      (PyUnicodeObject *)right);
-    
+
         /* Convert the return value to a Boolean */
         switch (op) {
         case Py_EQ:
@@ -6754,13 +6754,13 @@
         Py_INCREF(v);
         return v;
     }
-    
+
     Py_INCREF(Py_NotImplemented);
     return Py_NotImplemented;
 }
 
 int PyUnicode_Contains(PyObject *container,
-		       PyObject *element)
+               PyObject *element)
 {
     PyObject *str, *sub;
     int result;
@@ -6768,9 +6768,9 @@
     /* Coerce the two arguments */
     sub = PyUnicode_FromObject(element);
     if (!sub) {
-	PyErr_Format(PyExc_TypeError,
-	    "'in <string>' requires string as left operand, not %s",
-	    element->ob_type->tp_name);
+    PyErr_Format(PyExc_TypeError,
+        "'in <string>' requires string as left operand, not %s",
+        element->ob_type->tp_name);
         return -1;
     }
 
@@ -6791,32 +6791,32 @@
 /* Concat to string or Unicode object giving a new Unicode object. */
 
 PyObject *PyUnicode_Concat(PyObject *left,
-			   PyObject *right)
+               PyObject *right)
 {
     PyUnicodeObject *u = NULL, *v = NULL, *w;
 
     /* Coerce the two arguments */
     u = (PyUnicodeObject *)PyUnicode_FromObject(left);
     if (u == NULL)
-	goto onError;
+    goto onError;
     v = (PyUnicodeObject *)PyUnicode_FromObject(right);
     if (v == NULL)
-	goto onError;
+    goto onError;
 
     /* Shortcuts */
     if (v == unicode_empty) {
-	Py_DECREF(v);
-	return (PyObject *)u;
+    Py_DECREF(v);
+    return (PyObject *)u;
     }
     if (u == unicode_empty) {
-	Py_DECREF(u);
-	return (PyObject *)v;
+    Py_DECREF(u);
+    return (PyObject *)v;
     }
 
     /* Concat the two Unicode strings */
     w = _PyUnicode_New(u->length + v->length);
     if (w == NULL)
-	goto onError;
+    goto onError;
     Py_UNICODE_COPY(w->str, u->str, u->length);
     Py_UNICODE_COPY(w->str + u->length, v->str, v->length);
 
@@ -6833,24 +6833,24 @@
 void
 PyUnicode_Append(PyObject **pleft, PyObject *right)
 {
-	PyObject *new;
-	if (*pleft == NULL)
-		return;
-	if (right == NULL || !PyUnicode_Check(*pleft)) {
-		Py_DECREF(*pleft);
-		*pleft = NULL;
-		return;
-	}
-	new = PyUnicode_Concat(*pleft, right);
-	Py_DECREF(*pleft);
-	*pleft = new;
+    PyObject *new;
+    if (*pleft == NULL)
+        return;
+    if (right == NULL || !PyUnicode_Check(*pleft)) {
+        Py_DECREF(*pleft);
+        *pleft = NULL;
+        return;
+    }
+    new = PyUnicode_Concat(*pleft, right);
+    Py_DECREF(*pleft);
+    *pleft = new;
 }
 
 void
 PyUnicode_AppendAndDel(PyObject **pleft, PyObject *right)
 {
-	PyUnicode_Append(pleft, right);
-	Py_XDECREF(right);
+    PyUnicode_Append(pleft, right);
+    Py_XDECREF(right);
 }
 
 PyDoc_STRVAR(count__doc__,
@@ -6869,13 +6869,13 @@
     PyObject *result;
 
     if (!PyArg_ParseTuple(args, "O|O&O&:count", &substring,
-		_PyEval_SliceIndex, &start, _PyEval_SliceIndex, &end))
+        _PyEval_SliceIndex, &start, _PyEval_SliceIndex, &end))
         return NULL;
 
     substring = (PyUnicodeObject *)PyUnicode_FromObject(
         (PyObject *)substring);
     if (substring == NULL)
-	return NULL;
+    return NULL;
 
     FIX_START_END(self);
 
@@ -6943,7 +6943,7 @@
     int tabsize = 8;
 
     if (!PyArg_ParseTuple(args, "|i:expandtabs", &tabsize))
-	return NULL;
+    return NULL;
 
     /* First pass: determine size of output string */
     i = 0; /* chars up to and including most recent \n or \r */
@@ -6951,27 +6951,27 @@
     e = self->str + self->length; /* end of input */
     for (p = self->str; p < e; p++)
         if (*p == '\t') {
-	    if (tabsize > 0) {
-		incr = tabsize - (j % tabsize); /* cannot overflow */
-		if (j > PY_SSIZE_T_MAX - incr)
-		    goto overflow1;
-		j += incr;
+        if (tabsize > 0) {
+        incr = tabsize - (j % tabsize); /* cannot overflow */
+        if (j > PY_SSIZE_T_MAX - incr)
+            goto overflow1;
+        j += incr;
             }
-	}
+    }
         else {
-	    if (j > PY_SSIZE_T_MAX - 1)
-		goto overflow1;
+        if (j > PY_SSIZE_T_MAX - 1)
+        goto overflow1;
             j++;
             if (*p == '\n' || *p == '\r') {
-		if (i > PY_SSIZE_T_MAX - j)
-		    goto overflow1;
+        if (i > PY_SSIZE_T_MAX - j)
+            goto overflow1;
                 i += j;
                 j = 0;
             }
         }
 
     if (i > PY_SSIZE_T_MAX - j)
-	goto overflow1;
+    goto overflow1;
 
     /* Second pass: create output string and fill it */
     u = _PyUnicode_New(i + j);
@@ -6984,20 +6984,20 @@
 
     for (p = self->str; p < e; p++)
         if (*p == '\t') {
-	    if (tabsize > 0) {
-		i = tabsize - (j % tabsize);
-		j += i;
-		while (i--) {
-		    if (q >= qe)
-			goto overflow2;
-		    *q++ = ' ';
+        if (tabsize > 0) {
+        i = tabsize - (j % tabsize);
+        j += i;
+        while (i--) {
+            if (q >= qe)
+            goto overflow2;
+            *q++ = ' ';
                 }
-	    }
-	}
-	else {
-	    if (q >= qe)
-		goto overflow2;
-	    *q++ = *p;
+        }
+    }
+    else {
+        if (q >= qe)
+        goto overflow2;
+        *q++ = *p;
             j++;
             if (*p == '\n' || *p == '\r')
                 j = 0;
@@ -7124,21 +7124,21 @@
 
     /* Shortcut for single character strings */
     if (PyUnicode_GET_SIZE(self) == 1)
-	return PyBool_FromLong(Py_UNICODE_ISLOWER(*p));
+    return PyBool_FromLong(Py_UNICODE_ISLOWER(*p));
 
     /* Special case for empty strings */
     if (PyUnicode_GET_SIZE(self) == 0)
-	return PyBool_FromLong(0);
+    return PyBool_FromLong(0);
 
     e = p + PyUnicode_GET_SIZE(self);
     cased = 0;
     for (; p < e; p++) {
-	register const Py_UNICODE ch = *p;
+    register const Py_UNICODE ch = *p;
 
-	if (Py_UNICODE_ISUPPER(ch) || Py_UNICODE_ISTITLE(ch))
-	    return PyBool_FromLong(0);
-	else if (!cased && Py_UNICODE_ISLOWER(ch))
-	    cased = 1;
+    if (Py_UNICODE_ISUPPER(ch) || Py_UNICODE_ISTITLE(ch))
+        return PyBool_FromLong(0);
+    else if (!cased && Py_UNICODE_ISLOWER(ch))
+        cased = 1;
     }
     return PyBool_FromLong(cased);
 }
@@ -7158,21 +7158,21 @@
 
     /* Shortcut for single character strings */
     if (PyUnicode_GET_SIZE(self) == 1)
-	return PyBool_FromLong(Py_UNICODE_ISUPPER(*p) != 0);
+    return PyBool_FromLong(Py_UNICODE_ISUPPER(*p) != 0);
 
     /* Special case for empty strings */
     if (PyUnicode_GET_SIZE(self) == 0)
-	return PyBool_FromLong(0);
+    return PyBool_FromLong(0);
 
     e = p + PyUnicode_GET_SIZE(self);
     cased = 0;
     for (; p < e; p++) {
-	register const Py_UNICODE ch = *p;
+    register const Py_UNICODE ch = *p;
 
-	if (Py_UNICODE_ISLOWER(ch) || Py_UNICODE_ISTITLE(ch))
-	    return PyBool_FromLong(0);
-	else if (!cased && Py_UNICODE_ISUPPER(ch))
-	    cased = 1;
+    if (Py_UNICODE_ISLOWER(ch) || Py_UNICODE_ISTITLE(ch))
+        return PyBool_FromLong(0);
+    else if (!cased && Py_UNICODE_ISUPPER(ch))
+        cased = 1;
     }
     return PyBool_FromLong(cased);
 }
@@ -7194,33 +7194,33 @@
 
     /* Shortcut for single character strings */
     if (PyUnicode_GET_SIZE(self) == 1)
-	return PyBool_FromLong((Py_UNICODE_ISTITLE(*p) != 0) ||
-			       (Py_UNICODE_ISUPPER(*p) != 0));
+    return PyBool_FromLong((Py_UNICODE_ISTITLE(*p) != 0) ||
+                   (Py_UNICODE_ISUPPER(*p) != 0));
 
     /* Special case for empty strings */
     if (PyUnicode_GET_SIZE(self) == 0)
-	return PyBool_FromLong(0);
+    return PyBool_FromLong(0);
 
     e = p + PyUnicode_GET_SIZE(self);
     cased = 0;
     previous_is_cased = 0;
     for (; p < e; p++) {
-	register const Py_UNICODE ch = *p;
+    register const Py_UNICODE ch = *p;
 
-	if (Py_UNICODE_ISUPPER(ch) || Py_UNICODE_ISTITLE(ch)) {
-	    if (previous_is_cased)
-		return PyBool_FromLong(0);
-	    previous_is_cased = 1;
-	    cased = 1;
-	}
-	else if (Py_UNICODE_ISLOWER(ch)) {
-	    if (!previous_is_cased)
-		return PyBool_FromLong(0);
-	    previous_is_cased = 1;
-	    cased = 1;
-	}
-	else
-	    previous_is_cased = 0;
+    if (Py_UNICODE_ISUPPER(ch) || Py_UNICODE_ISTITLE(ch)) {
+        if (previous_is_cased)
+        return PyBool_FromLong(0);
+        previous_is_cased = 1;
+        cased = 1;
+    }
+    else if (Py_UNICODE_ISLOWER(ch)) {
+        if (!previous_is_cased)
+        return PyBool_FromLong(0);
+        previous_is_cased = 1;
+        cased = 1;
+    }
+    else
+        previous_is_cased = 0;
     }
     return PyBool_FromLong(cased);
 }
@@ -7239,17 +7239,17 @@
 
     /* Shortcut for single character strings */
     if (PyUnicode_GET_SIZE(self) == 1 &&
-	Py_UNICODE_ISSPACE(*p))
-	return PyBool_FromLong(1);
+    Py_UNICODE_ISSPACE(*p))
+    return PyBool_FromLong(1);
 
     /* Special case for empty strings */
     if (PyUnicode_GET_SIZE(self) == 0)
-	return PyBool_FromLong(0);
+    return PyBool_FromLong(0);
 
     e = p + PyUnicode_GET_SIZE(self);
     for (; p < e; p++) {
-	if (!Py_UNICODE_ISSPACE(*p))
-	    return PyBool_FromLong(0);
+    if (!Py_UNICODE_ISSPACE(*p))
+        return PyBool_FromLong(0);
     }
     return PyBool_FromLong(1);
 }
@@ -7268,17 +7268,17 @@
 
     /* Shortcut for single character strings */
     if (PyUnicode_GET_SIZE(self) == 1 &&
-	Py_UNICODE_ISALPHA(*p))
-	return PyBool_FromLong(1);
+    Py_UNICODE_ISALPHA(*p))
+    return PyBool_FromLong(1);
 
     /* Special case for empty strings */
     if (PyUnicode_GET_SIZE(self) == 0)
-	return PyBool_FromLong(0);
+    return PyBool_FromLong(0);
 
     e = p + PyUnicode_GET_SIZE(self);
     for (; p < e; p++) {
-	if (!Py_UNICODE_ISALPHA(*p))
-	    return PyBool_FromLong(0);
+    if (!Py_UNICODE_ISALPHA(*p))
+        return PyBool_FromLong(0);
     }
     return PyBool_FromLong(1);
 }
@@ -7297,17 +7297,17 @@
 
     /* Shortcut for single character strings */
     if (PyUnicode_GET_SIZE(self) == 1 &&
-	Py_UNICODE_ISALNUM(*p))
-	return PyBool_FromLong(1);
+    Py_UNICODE_ISALNUM(*p))
+    return PyBool_FromLong(1);
 
     /* Special case for empty strings */
     if (PyUnicode_GET_SIZE(self) == 0)
-	return PyBool_FromLong(0);
+    return PyBool_FromLong(0);
 
     e = p + PyUnicode_GET_SIZE(self);
     for (; p < e; p++) {
-	if (!Py_UNICODE_ISALNUM(*p))
-	    return PyBool_FromLong(0);
+    if (!Py_UNICODE_ISALNUM(*p))
+        return PyBool_FromLong(0);
     }
     return PyBool_FromLong(1);
 }
@@ -7326,17 +7326,17 @@
 
     /* Shortcut for single character strings */
     if (PyUnicode_GET_SIZE(self) == 1 &&
-	Py_UNICODE_ISDECIMAL(*p))
-	return PyBool_FromLong(1);
+    Py_UNICODE_ISDECIMAL(*p))
+    return PyBool_FromLong(1);
 
     /* Special case for empty strings */
     if (PyUnicode_GET_SIZE(self) == 0)
-	return PyBool_FromLong(0);
+    return PyBool_FromLong(0);
 
     e = p + PyUnicode_GET_SIZE(self);
     for (; p < e; p++) {
-	if (!Py_UNICODE_ISDECIMAL(*p))
-	    return PyBool_FromLong(0);
+    if (!Py_UNICODE_ISDECIMAL(*p))
+        return PyBool_FromLong(0);
     }
     return PyBool_FromLong(1);
 }
@@ -7355,17 +7355,17 @@
 
     /* Shortcut for single character strings */
     if (PyUnicode_GET_SIZE(self) == 1 &&
-	Py_UNICODE_ISDIGIT(*p))
-	return PyBool_FromLong(1);
+    Py_UNICODE_ISDIGIT(*p))
+    return PyBool_FromLong(1);
 
     /* Special case for empty strings */
     if (PyUnicode_GET_SIZE(self) == 0)
-	return PyBool_FromLong(0);
+    return PyBool_FromLong(0);
 
     e = p + PyUnicode_GET_SIZE(self);
     for (; p < e; p++) {
-	if (!Py_UNICODE_ISDIGIT(*p))
-	    return PyBool_FromLong(0);
+    if (!Py_UNICODE_ISDIGIT(*p))
+        return PyBool_FromLong(0);
     }
     return PyBool_FromLong(1);
 }
@@ -7384,17 +7384,17 @@
 
     /* Shortcut for single character strings */
     if (PyUnicode_GET_SIZE(self) == 1 &&
-	Py_UNICODE_ISNUMERIC(*p))
-	return PyBool_FromLong(1);
+    Py_UNICODE_ISNUMERIC(*p))
+    return PyBool_FromLong(1);
 
     /* Special case for empty strings */
     if (PyUnicode_GET_SIZE(self) == 0)
-	return PyBool_FromLong(0);
+    return PyBool_FromLong(0);
 
     e = p + PyUnicode_GET_SIZE(self);
     for (; p < e; p++) {
-	if (!Py_UNICODE_ISNUMERIC(*p))
-	    return PyBool_FromLong(0);
+    if (!Py_UNICODE_ISNUMERIC(*p))
+        return PyBool_FromLong(0);
     }
     return PyBool_FromLong(1);
 }
@@ -7407,12 +7407,12 @@
 
     /* Special case for empty strings */
     if (PyUnicode_GET_SIZE(self) == 0)
-	return 0;
+    return 0;
 
     /* PEP 3131 says that the first character must be in
        XID_Start and subsequent characters in XID_Continue,
        and for the ASCII range, the 2.x rules apply (i.e
-       start with letters and underscore, continue with 
+       start with letters and underscore, continue with
        letters, digits, underscore). However, given the current
        definition of XID_Start and XID_Continue, it is sufficient
        to check just for these, except that _ must be allowed
@@ -7422,8 +7422,8 @@
 
     e = p + PyUnicode_GET_SIZE(self);
     for (p++; p < e; p++) {
-	if (!_PyUnicode_IsXidContinue(*p))
-	    return 0;
+    if (!_PyUnicode_IsXidContinue(*p))
+        return 0;
     }
     return 1;
 }
@@ -7531,34 +7531,34 @@
 PyObject *
 _PyUnicode_XStrip(PyUnicodeObject *self, int striptype, PyObject *sepobj)
 {
-	Py_UNICODE *s = PyUnicode_AS_UNICODE(self);
-	Py_ssize_t len = PyUnicode_GET_SIZE(self);
-	Py_UNICODE *sep = PyUnicode_AS_UNICODE(sepobj);
-	Py_ssize_t seplen = PyUnicode_GET_SIZE(sepobj);
-	Py_ssize_t i, j;
+    Py_UNICODE *s = PyUnicode_AS_UNICODE(self);
+    Py_ssize_t len = PyUnicode_GET_SIZE(self);
+    Py_UNICODE *sep = PyUnicode_AS_UNICODE(sepobj);
+    Py_ssize_t seplen = PyUnicode_GET_SIZE(sepobj);
+    Py_ssize_t i, j;
 
         BLOOM_MASK sepmask = make_bloom_mask(sep, seplen);
 
-	i = 0;
-	if (striptype != RIGHTSTRIP) {
+    i = 0;
+    if (striptype != RIGHTSTRIP) {
             while (i < len && BLOOM_MEMBER(sepmask, s[i], sep, seplen)) {
                 i++;
             }
-	}
+    }
 
-	j = len;
-	if (striptype != LEFTSTRIP) {
+    j = len;
+    if (striptype != LEFTSTRIP) {
             do {
                 j--;
             } while (j >= i && BLOOM_MEMBER(sepmask, s[j], sep, seplen));
             j++;
-	}
+    }
 
-	if (i == 0 && j == len && PyUnicode_CheckExact(self)) {
+    if (i == 0 && j == len && PyUnicode_CheckExact(self)) {
             Py_INCREF(self);
             return (PyObject*)self;
-	}
-	else
+    }
+    else
             return PyUnicode_FromUnicode(s+i, j-i);
 }
 
@@ -7566,53 +7566,53 @@
 static PyObject *
 do_strip(PyUnicodeObject *self, int striptype)
 {
-	Py_UNICODE *s = PyUnicode_AS_UNICODE(self);
-	Py_ssize_t len = PyUnicode_GET_SIZE(self), i, j;
+    Py_UNICODE *s = PyUnicode_AS_UNICODE(self);
+    Py_ssize_t len = PyUnicode_GET_SIZE(self), i, j;
 
-	i = 0;
-	if (striptype != RIGHTSTRIP) {
-		while (i < len && Py_UNICODE_ISSPACE(s[i])) {
-			i++;
-		}
-	}
+    i = 0;
+    if (striptype != RIGHTSTRIP) {
+        while (i < len && Py_UNICODE_ISSPACE(s[i])) {
+            i++;
+        }
+    }
 
-	j = len;
-	if (striptype != LEFTSTRIP) {
-		do {
-			j--;
-		} while (j >= i && Py_UNICODE_ISSPACE(s[j]));
-		j++;
-	}
+    j = len;
+    if (striptype != LEFTSTRIP) {
+        do {
+            j--;
+        } while (j >= i && Py_UNICODE_ISSPACE(s[j]));
+        j++;
+    }
 
-	if (i == 0 && j == len && PyUnicode_CheckExact(self)) {
-		Py_INCREF(self);
-		return (PyObject*)self;
-	}
-	else
-		return PyUnicode_FromUnicode(s+i, j-i);
+    if (i == 0 && j == len && PyUnicode_CheckExact(self)) {
+        Py_INCREF(self);
+        return (PyObject*)self;
+    }
+    else
+        return PyUnicode_FromUnicode(s+i, j-i);
 }
 
 
 static PyObject *
 do_argstrip(PyUnicodeObject *self, int striptype, PyObject *args)
 {
-	PyObject *sep = NULL;
+    PyObject *sep = NULL;
 
-	if (!PyArg_ParseTuple(args, (char *)stripformat[striptype], &sep))
-		return NULL;
+    if (!PyArg_ParseTuple(args, (char *)stripformat[striptype], &sep))
+        return NULL;
 
-	if (sep != NULL && sep != Py_None) {
-		if (PyUnicode_Check(sep))
-			return _PyUnicode_XStrip(self, striptype, sep);
-		else {
-			PyErr_Format(PyExc_TypeError,
-				     "%s arg must be None or str",
-				     STRIPNAME(striptype));
-			return NULL;
-		}
-	}
+    if (sep != NULL && sep != Py_None) {
+        if (PyUnicode_Check(sep))
+            return _PyUnicode_XStrip(self, striptype, sep);
+        else {
+            PyErr_Format(PyExc_TypeError,
+                     "%s arg must be None or str",
+                     STRIPNAME(striptype));
+            return NULL;
+        }
+    }
 
-	return do_strip(self, striptype);
+    return do_strip(self, striptype);
 }
 
 
@@ -7626,10 +7626,10 @@
 static PyObject *
 unicode_strip(PyUnicodeObject *self, PyObject *args)
 {
-	if (PyTuple_GET_SIZE(args) == 0)
-		return do_strip(self, BOTHSTRIP); /* Common case */
-	else
-		return do_argstrip(self, BOTHSTRIP, args);
+    if (PyTuple_GET_SIZE(args) == 0)
+        return do_strip(self, BOTHSTRIP); /* Common case */
+    else
+        return do_argstrip(self, BOTHSTRIP, args);
 }
 
 
@@ -7642,10 +7642,10 @@
 static PyObject *
 unicode_lstrip(PyUnicodeObject *self, PyObject *args)
 {
-	if (PyTuple_GET_SIZE(args) == 0)
-		return do_strip(self, LEFTSTRIP); /* Common case */
-	else
-		return do_argstrip(self, LEFTSTRIP, args);
+    if (PyTuple_GET_SIZE(args) == 0)
+        return do_strip(self, LEFTSTRIP); /* Common case */
+    else
+        return do_argstrip(self, LEFTSTRIP, args);
 }
 
 
@@ -7658,10 +7658,10 @@
 static PyObject *
 unicode_rstrip(PyUnicodeObject *self, PyObject *args)
 {
-	if (PyTuple_GET_SIZE(args) == 0)
-		return do_strip(self, RIGHTSTRIP); /* Common case */
-	else
-		return do_argstrip(self, RIGHTSTRIP, args);
+    if (PyTuple_GET_SIZE(args) == 0)
+        return do_strip(self, RIGHTSTRIP); /* Common case */
+    else
+        return do_argstrip(self, RIGHTSTRIP, args);
 }
 
 
@@ -7706,25 +7706,25 @@
     if (str->length == 1 && len > 0) {
         Py_UNICODE_FILL(p, str->str[0], len);
     } else {
-	Py_ssize_t done = 0; /* number of characters copied this far */
-	if (done < nchars) {
+    Py_ssize_t done = 0; /* number of characters copied this far */
+    if (done < nchars) {
             Py_UNICODE_COPY(p, str->str, str->length);
             done = str->length;
-	}
-	while (done < nchars) {
+    }
+    while (done < nchars) {
             Py_ssize_t n = (done <= nchars-done) ? done : nchars-done;
             Py_UNICODE_COPY(p+done, p, n);
             done += n;
-	}
+    }
     }
 
     return (PyObject*) u;
 }
 
 PyObject *PyUnicode_Replace(PyObject *obj,
-			    PyObject *subobj,
-			    PyObject *replobj,
-			    Py_ssize_t maxcount)
+                PyObject *subobj,
+                PyObject *replobj,
+                Py_ssize_t maxcount)
 {
     PyObject *self;
     PyObject *str1;
@@ -7733,22 +7733,22 @@
 
     self = PyUnicode_FromObject(obj);
     if (self == NULL)
-	return NULL;
+    return NULL;
     str1 = PyUnicode_FromObject(subobj);
     if (str1 == NULL) {
-	Py_DECREF(self);
-	return NULL;
+    Py_DECREF(self);
+    return NULL;
     }
     str2 = PyUnicode_FromObject(replobj);
     if (str2 == NULL) {
-	Py_DECREF(self);
-	Py_DECREF(str1);
-	return NULL;
+    Py_DECREF(self);
+    Py_DECREF(str1);
+    return NULL;
     }
     result = replace((PyUnicodeObject *)self,
-		     (PyUnicodeObject *)str1,
-		     (PyUnicodeObject *)str2,
-		     maxcount);
+             (PyUnicodeObject *)str1,
+             (PyUnicodeObject *)str2,
+             maxcount);
     Py_DECREF(self);
     Py_DECREF(str1);
     Py_DECREF(str2);
@@ -7774,11 +7774,11 @@
         return NULL;
     str1 = (PyUnicodeObject *)PyUnicode_FromObject((PyObject *)str1);
     if (str1 == NULL)
-	return NULL;
+    return NULL;
     str2 = (PyUnicodeObject *)PyUnicode_FromObject((PyObject *)str2);
     if (str2 == NULL) {
-	Py_DECREF(str1);
-	return NULL;
+    Py_DECREF(str1);
+    return NULL;
     }
 
     result = replace(self, str1, str2, maxcount);
@@ -7840,7 +7840,7 @@
             continue;
         }
 
-	/* Map special whitespace to '\t', \n', '\r' */
+    /* Map special whitespace to '\t', \n', '\r' */
         if (ch == '\t') {
             *p++ = '\\';
             *p++ = 't';
@@ -7867,7 +7867,7 @@
             *p++ = ch;
         }
 
-	/* Non-ASCII characters */
+    /* Non-ASCII characters */
         else {
             Py_UCS4 ucs = ch;
 
@@ -7878,14 +7878,14 @@
                 ch2 = *s;
                 if (ch >= 0xD800 && ch < 0xDC00 && ch2 >= 0xDC00
                             && ch2 <= 0xDFFF) {
-                    ucs = (((ch & 0x03FF) << 10) | (ch2 & 0x03FF)) 
+                    ucs = (((ch & 0x03FF) << 10) | (ch2 & 0x03FF))
                             + 0x00010000;
-                    s++; 
+                    s++;
                     size--;
                 }
             }
 #endif
-            /* Map Unicode whitespace and control characters 
+            /* Map Unicode whitespace and control characters
                (categories Z* and C* except ASCII space)
             */
             if (!Py_UNICODE_ISPRINTABLE(ucs)) {
@@ -7955,7 +7955,7 @@
     Py_ssize_t result;
 
     if (!_ParseTupleFinds(args, &substring, &start, &end))
-	    return NULL;
+        return NULL;
 
     result = stringlib_rfind_slice(
         PyUnicode_AS_UNICODE(self), PyUnicode_GET_SIZE(self),
@@ -7982,7 +7982,7 @@
     Py_ssize_t result;
 
     if (!_ParseTupleFinds(args, &substring, &start, &end))
-	    return NULL;
+        return NULL;
 
     result = stringlib_rfind_slice(
         PyUnicode_AS_UNICODE(self), PyUnicode_GET_SIZE(self),
@@ -8023,20 +8023,20 @@
 }
 
 PyObject *PyUnicode_Split(PyObject *s,
-			  PyObject *sep,
-			  Py_ssize_t maxsplit)
+              PyObject *sep,
+              Py_ssize_t maxsplit)
 {
     PyObject *result;
 
     s = PyUnicode_FromObject(s);
     if (s == NULL)
-	return NULL;
+    return NULL;
     if (sep != NULL) {
-	sep = PyUnicode_FromObject(sep);
-	if (sep == NULL) {
-	    Py_DECREF(s);
-	    return NULL;
-	}
+    sep = PyUnicode_FromObject(sep);
+    if (sep == NULL) {
+        Py_DECREF(s);
+        return NULL;
+    }
     }
 
     result = split((PyUnicodeObject *)s, (PyUnicodeObject *)sep, maxsplit);
@@ -8065,11 +8065,11 @@
         return NULL;
 
     if (substring == Py_None)
-	return split(self, NULL, maxcount);
+    return split(self, NULL, maxcount);
     else if (PyUnicode_Check(substring))
-	return split(self, (PyUnicodeObject *)substring, maxcount);
+    return split(self, (PyUnicodeObject *)substring, maxcount);
     else
-	return PyUnicode_Split((PyObject *)self, substring, maxcount);
+    return PyUnicode_Split((PyObject *)self, substring, maxcount);
 }
 
 PyObject *
@@ -8081,7 +8081,7 @@
 
     str_obj = PyUnicode_FromObject(str_in);
     if (!str_obj)
-	return NULL;
+    return NULL;
     sep_obj = PyUnicode_FromObject(sep_in);
     if (!sep_obj) {
         Py_DECREF(str_obj);
@@ -8109,7 +8109,7 @@
 
     str_obj = PyUnicode_FromObject(str_in);
     if (!str_obj)
-	return NULL;
+    return NULL;
     sep_obj = PyUnicode_FromObject(sep_in);
     if (!sep_obj) {
         Py_DECREF(str_obj);
@@ -8154,20 +8154,20 @@
 }
 
 PyObject *PyUnicode_RSplit(PyObject *s,
-			   PyObject *sep,
-			   Py_ssize_t maxsplit)
+               PyObject *sep,
+               Py_ssize_t maxsplit)
 {
     PyObject *result;
-    
+
     s = PyUnicode_FromObject(s);
     if (s == NULL)
-	return NULL;
+    return NULL;
     if (sep != NULL) {
-	sep = PyUnicode_FromObject(sep);
-	if (sep == NULL) {
-	    Py_DECREF(s);
-	    return NULL;
-	}
+    sep = PyUnicode_FromObject(sep);
+    if (sep == NULL) {
+        Py_DECREF(s);
+        return NULL;
+    }
     }
 
     result = rsplit((PyUnicodeObject *)s, (PyUnicodeObject *)sep, maxsplit);
@@ -8196,11 +8196,11 @@
         return NULL;
 
     if (substring == Py_None)
-	return rsplit(self, NULL, maxcount);
+    return rsplit(self, NULL, maxcount);
     else if (PyUnicode_Check(substring))
-	return rsplit(self, (PyUnicodeObject *)substring, maxcount);
+    return rsplit(self, (PyUnicodeObject *)substring, maxcount);
     else
-	return PyUnicode_RSplit((PyObject *)self, substring, maxcount);
+    return PyUnicode_RSplit((PyObject *)self, substring, maxcount);
 }
 
 PyDoc_STRVAR(splitlines__doc__,
@@ -8264,7 +8264,7 @@
     PyObject *new = NULL, *key, *value;
     Py_ssize_t i = 0;
     int res;
-    
+
     if (!PyArg_ParseTuple(args, "O|UU:maketrans", &x, &y, &z))
         return NULL;
     new = PyDict_New();
@@ -8436,7 +8436,7 @@
 
 static PyObject *
 unicode_startswith(PyUnicodeObject *self,
-		   PyObject *args)
+           PyObject *args)
 {
     PyObject *subobj;
     PyUnicodeObject *substring;
@@ -8445,8 +8445,8 @@
     int result;
 
     if (!PyArg_ParseTuple(args, "O|O&O&:startswith", &subobj,
-		_PyEval_SliceIndex, &start, _PyEval_SliceIndex, &end))
-	return NULL;
+        _PyEval_SliceIndex, &start, _PyEval_SliceIndex, &end))
+    return NULL;
     if (PyTuple_Check(subobj)) {
         Py_ssize_t i;
         for (i = 0; i < PyTuple_GET_SIZE(subobj); i++) {
@@ -8482,7 +8482,7 @@
 
 static PyObject *
 unicode_endswith(PyUnicodeObject *self,
-		 PyObject *args)
+         PyObject *args)
 {
     PyObject *subobj;
     PyUnicodeObject *substring;
@@ -8492,7 +8492,7 @@
 
     if (!PyArg_ParseTuple(args, "O|O&O&:endswith", &subobj,
         _PyEval_SliceIndex, &start, _PyEval_SliceIndex, &end))
-	return NULL;
+    return NULL;
     if (PyTuple_Check(subobj)) {
         Py_ssize_t i;
         for (i = 0; i < PyTuple_GET_SIZE(subobj); i++) {
@@ -8555,7 +8555,7 @@
 static PyObject *
 unicode_getnewargs(PyUnicodeObject *v)
 {
-	return Py_BuildValue("(u#)", v->str, v->length);
+    return Py_BuildValue("(u#)", v->str, v->length);
 }
 
 
@@ -8620,7 +8620,7 @@
     {"freelistsize", (PyCFunction) unicode_freelistsize, METH_NOARGS},
 #endif
 
-    {"__getnewargs__",	(PyCFunction)unicode_getnewargs, METH_NOARGS},
+    {"__getnewargs__",  (PyCFunction)unicode_getnewargs, METH_NOARGS},
     {NULL, NULL}
 };
 
@@ -8635,21 +8635,21 @@
 }
 
 static PyNumberMethods unicode_as_number = {
-	0,				/*nb_add*/
-	0,				/*nb_subtract*/
-	0,				/*nb_multiply*/
-	unicode_mod,			/*nb_remainder*/
+    0,              /*nb_add*/
+    0,              /*nb_subtract*/
+    0,              /*nb_multiply*/
+    unicode_mod,            /*nb_remainder*/
 };
 
 static PySequenceMethods unicode_as_sequence = {
-    (lenfunc) unicode_length, 		/* sq_length */
-    PyUnicode_Concat,		 	/* sq_concat */
-    (ssizeargfunc) unicode_repeat, 	/* sq_repeat */
-    (ssizeargfunc) unicode_getitem, 	/* sq_item */
-    0,				 	/* sq_slice */
-    0, 					/* sq_ass_item */
-    0, 					/* sq_ass_slice */
-    PyUnicode_Contains, 		/* sq_contains */
+    (lenfunc) unicode_length,       /* sq_length */
+    PyUnicode_Concat,           /* sq_concat */
+    (ssizeargfunc) unicode_repeat,  /* sq_repeat */
+    (ssizeargfunc) unicode_getitem,     /* sq_item */
+    0,                  /* sq_slice */
+    0,                  /* sq_ass_item */
+    0,                  /* sq_ass_slice */
+    PyUnicode_Contains,         /* sq_contains */
 };
 
 static PyObject*
@@ -8669,7 +8669,7 @@
         PyObject* result;
 
         if (PySlice_GetIndicesEx((PySliceObject*)item, PyUnicode_GET_SIZE(self),
-				 &start, &stop, &step, &slicelength) < 0) {
+                 &start, &stop, &step, &slicelength) < 0) {
             return NULL;
         }
 
@@ -8685,9 +8685,9 @@
             source_buf = PyUnicode_AS_UNICODE((PyObject*)self);
             result_buf = (Py_UNICODE *)PyObject_MALLOC(slicelength*
                                                        sizeof(Py_UNICODE));
-	    
-	    if (result_buf == NULL)
-		    return PyErr_NoMemory();
+
+        if (result_buf == NULL)
+            return PyErr_NoMemory();
 
             for (cur = start, i = 0; i < slicelength; cur += step, i++) {
                 result_buf[i] = source_buf[cur];
@@ -8704,9 +8704,9 @@
 }
 
 static PyMappingMethods unicode_as_mapping = {
-    (lenfunc)unicode_length,		/* mp_length */
-    (binaryfunc)unicode_subscript,	/* mp_subscript */
-    (objobjargproc)0,			/* mp_ass_subscript */
+    (lenfunc)unicode_length,        /* mp_length */
+    (binaryfunc)unicode_subscript,  /* mp_subscript */
+    (objobjargproc)0,           /* mp_ass_subscript */
 };
 
 
@@ -8717,14 +8717,14 @@
 {
     Py_ssize_t argidx = *p_argidx;
     if (argidx < arglen) {
-	(*p_argidx)++;
-	if (arglen < 0)
-	    return args;
-	else
-	    return PyTuple_GetItem(args, argidx);
+    (*p_argidx)++;
+    if (arglen < 0)
+        return args;
+    else
+        return PyTuple_GetItem(args, argidx);
     }
     PyErr_SetString(PyExc_TypeError,
-		    "not enough arguments for format string");
+            "not enough arguments for format string");
     return NULL;
 }
 
@@ -8734,7 +8734,7 @@
     register Py_ssize_t i;
     Py_ssize_t len = strlen(charbuffer);
     for (i = len - 1; i >= 0; i--)
-	buffer[i] = (Py_UNICODE) charbuffer[i];
+    buffer[i] = (Py_UNICODE) charbuffer[i];
 
     return len;
 }
@@ -8749,7 +8749,7 @@
     return Py_SAFE_DOWNCAST(result, Py_ssize_t, int);
 }
 
-#if 0 
+#if 0
 static int
 longtounicode(Py_UNICODE *buffer, size_t len, const char *format, long x)
 {
@@ -8767,11 +8767,11 @@
 
 static int
 formatfloat(Py_UNICODE *buf,
-	    size_t buflen,
-	    int flags,
-	    int prec,
-	    int type,
-	    PyObject *v)
+        size_t buflen,
+        int flags,
+        int prec,
+        int type,
+        PyObject *v)
 {
     /* fmt = '%#.' + `prec` + `type`
        worst case length = 3 + 10 (len of INT_MAX) + 1 = 14 (use 20)*/
@@ -8780,64 +8780,64 @@
 
     x = PyFloat_AsDouble(v);
     if (x == -1.0 && PyErr_Occurred())
-	return -1;
+    return -1;
     if (prec < 0)
-	prec = 6;
+    prec = 6;
     if (type == 'f' && (fabs(x) / 1e25) >= 1e25)
-	type = 'g';
+    type = 'g';
     /* Worst case length calc to ensure no buffer overrun:
 
        'g' formats:
-	 fmt = %#.<prec>g
-	 buf = '-' + [0-9]*prec + '.' + 'e+' + (longest exp
-	    for any double rep.)
-	 len = 1 + prec + 1 + 2 + 5 = 9 + prec
+     fmt = %#.<prec>g
+     buf = '-' + [0-9]*prec + '.' + 'e+' + (longest exp
+        for any double rep.)
+     len = 1 + prec + 1 + 2 + 5 = 9 + prec
 
        'f' formats:
-	 buf = '-' + [0-9]*x + '.' + [0-9]*prec (with x < 50)
-	 len = 1 + 50 + 1 + prec = 52 + prec
+     buf = '-' + [0-9]*x + '.' + [0-9]*prec (with x < 50)
+     len = 1 + 50 + 1 + prec = 52 + prec
 
        If prec=0 the effective precision is 1 (the leading digit is
        always given), therefore increase the length by one.
 
     */
-    if (((type == 'g' || type == 'G') && 
+    if (((type == 'g' || type == 'G') &&
           buflen <= (size_t)10 + (size_t)prec) ||
-	(type == 'f' && buflen <= (size_t)53 + (size_t)prec)) {
-	PyErr_SetString(PyExc_OverflowError,
-			"formatted float is too long (precision too large?)");
-	return -1;
+    (type == 'f' && buflen <= (size_t)53 + (size_t)prec)) {
+    PyErr_SetString(PyExc_OverflowError,
+            "formatted float is too long (precision too large?)");
+    return -1;
     }
     PyOS_snprintf(fmt, sizeof(fmt), "%%%s.%d%c",
-		  (flags&F_ALT) ? "#" : "",
-		  prec, type);
+          (flags&F_ALT) ? "#" : "",
+          prec, type);
     return doubletounicode(buf, buflen, fmt, x);
 }
 
 static PyObject*
 formatlong(PyObject *val, int flags, int prec, int type)
 {
-	char *buf;
-	int len;
-	PyObject *str; /* temporary string object. */
-	PyObject *result;
+    char *buf;
+    int len;
+    PyObject *str; /* temporary string object. */
+    PyObject *result;
 
-	str = _PyBytes_FormatLong(val, flags, prec, type, &buf, &len);
-	if (!str)
-		return NULL;
-	result = PyUnicode_FromStringAndSize(buf, len);
-	Py_DECREF(str);
-	return result;
+    str = _PyBytes_FormatLong(val, flags, prec, type, &buf, &len);
+    if (!str)
+        return NULL;
+    result = PyUnicode_FromStringAndSize(buf, len);
+    Py_DECREF(str);
+    return result;
 }
 
 #if 0
 static int
 formatint(Py_UNICODE *buf,
-	  size_t buflen,
-	  int flags,
-	  int prec,
-	  int type,
-	  PyObject *v)
+      size_t buflen,
+      int flags,
+      int prec,
+      int type,
+      PyObject *v)
 {
     /* fmt = '%#.' + `prec` + 'l' + `type`
      * worst case length = 3 + 19 (worst len of INT_MAX on 64-bit machine)
@@ -8866,7 +8866,7 @@
      */
     if (buflen <= 14 || buflen <= (size_t)3 + (size_t)prec) {
         PyErr_SetString(PyExc_OverflowError,
-    	        "formatted integer is too long (precision too large?)");
+                "formatted integer is too long (precision too large?)");
         return -1;
     }
 
@@ -8874,7 +8874,7 @@
         (type == 'x' || type == 'X' || type == 'o')) {
         /* When converting under %#o, %#x or %#X, there are a number
          * of issues that cause pain:
-	 * - for %#o, we want a different base marker than C
+     * - for %#o, we want a different base marker than C
          * - when 0 is being converted, the C standard leaves off
          *   the '0x' or '0X', which is inconsistent with other
          *   %#x/%#X conversions and inconsistent with Python's
@@ -8915,56 +8915,56 @@
 {
     /* presume that the buffer is at least 3 characters long */
     if (PyUnicode_Check(v)) {
-	if (PyUnicode_GET_SIZE(v) == 1) {
-	    buf[0] = PyUnicode_AS_UNICODE(v)[0];
-	    buf[1] = '\0';
-	    return 1;
-	}
+    if (PyUnicode_GET_SIZE(v) == 1) {
+        buf[0] = PyUnicode_AS_UNICODE(v)[0];
+        buf[1] = '\0';
+        return 1;
+    }
 #ifndef Py_UNICODE_WIDE
-	if (PyUnicode_GET_SIZE(v) == 2) {
-	    /* Decode a valid surrogate pair */
-	    int c0 = PyUnicode_AS_UNICODE(v)[0];
-	    int c1 = PyUnicode_AS_UNICODE(v)[1];
-	    if (0xD800 <= c0 && c0 <= 0xDBFF &&
-		0xDC00 <= c1 && c1 <= 0xDFFF) {
-		buf[0] = c0;
-		buf[1] = c1;
-		buf[2] = '\0';
-		return 2;
-	    }
-	}
+    if (PyUnicode_GET_SIZE(v) == 2) {
+        /* Decode a valid surrogate pair */
+        int c0 = PyUnicode_AS_UNICODE(v)[0];
+        int c1 = PyUnicode_AS_UNICODE(v)[1];
+        if (0xD800 <= c0 && c0 <= 0xDBFF &&
+        0xDC00 <= c1 && c1 <= 0xDFFF) {
+        buf[0] = c0;
+        buf[1] = c1;
+        buf[2] = '\0';
+        return 2;
+        }
+    }
 #endif
-	goto onError;
+    goto onError;
     }
     else {
-	/* Integer input truncated to a character */
+    /* Integer input truncated to a character */
         long x;
-	x = PyLong_AsLong(v);
-	if (x == -1 && PyErr_Occurred())
-	    goto onError;
+    x = PyLong_AsLong(v);
+    if (x == -1 && PyErr_Occurred())
+        goto onError;
 
-	if (x < 0 || x > 0x10ffff) {
-	    PyErr_SetString(PyExc_OverflowError,
-			    "%c arg not in range(0x110000)");
-	    return -1;
-	}
+    if (x < 0 || x > 0x10ffff) {
+        PyErr_SetString(PyExc_OverflowError,
+                "%c arg not in range(0x110000)");
+        return -1;
+    }
 
 #ifndef Py_UNICODE_WIDE
-	if (x > 0xffff) {
-	    x -= 0x10000;
-	    buf[0] = (Py_UNICODE)(0xD800 | (x >> 10));
-	    buf[1] = (Py_UNICODE)(0xDC00 | (x & 0x3FF));
-	    return 2;
-	}
+    if (x > 0xffff) {
+        x -= 0x10000;
+        buf[0] = (Py_UNICODE)(0xD800 | (x >> 10));
+        buf[1] = (Py_UNICODE)(0xDC00 | (x & 0x3FF));
+        return 2;
+    }
 #endif
-	buf[0] = (Py_UNICODE) x;
-	buf[1] = '\0';
-	return 1;
+    buf[0] = (Py_UNICODE) x;
+    buf[1] = '\0';
+    return 1;
     }
 
  onError:
     PyErr_SetString(PyExc_TypeError,
-		    "%c requires int or char");
+            "%c requires int or char");
     return -1;
 }
 
@@ -8979,7 +8979,7 @@
 #define FORMATBUFLEN (size_t)120
 
 PyObject *PyUnicode_Format(PyObject *format,
-			   PyObject *args)
+               PyObject *args)
 {
     Py_UNICODE *fmt, *res;
     Py_ssize_t fmtcnt, rescnt, reslen, arglen, argidx;
@@ -8989,424 +8989,424 @@
     PyObject *uformat;
 
     if (format == NULL || args == NULL) {
-	PyErr_BadInternalCall();
-	return NULL;
+    PyErr_BadInternalCall();
+    return NULL;
     }
     uformat = PyUnicode_FromObject(format);
     if (uformat == NULL)
-	return NULL;
+    return NULL;
     fmt = PyUnicode_AS_UNICODE(uformat);
     fmtcnt = PyUnicode_GET_SIZE(uformat);
 
     reslen = rescnt = fmtcnt + 100;
     result = _PyUnicode_New(reslen);
     if (result == NULL)
-	goto onError;
+    goto onError;
     res = PyUnicode_AS_UNICODE(result);
 
     if (PyTuple_Check(args)) {
-	arglen = PyTuple_Size(args);
-	argidx = 0;
+    arglen = PyTuple_Size(args);
+    argidx = 0;
     }
     else {
-	arglen = -1;
-	argidx = -2;
+    arglen = -1;
+    argidx = -2;
     }
     if (Py_TYPE(args)->tp_as_mapping && !PyTuple_Check(args) &&
         !PyUnicode_Check(args))
-	dict = args;
+    dict = args;
 
     while (--fmtcnt >= 0) {
-	if (*fmt != '%') {
-	    if (--rescnt < 0) {
-		rescnt = fmtcnt + 100;
-		reslen += rescnt;
-		if (_PyUnicode_Resize(&result, reslen) < 0)
-		    goto onError;
-		res = PyUnicode_AS_UNICODE(result) + reslen - rescnt;
-		--rescnt;
-	    }
-	    *res++ = *fmt++;
-	}
-	else {
-	    /* Got a format specifier */
-	    int flags = 0;
-	    Py_ssize_t width = -1;
-	    int prec = -1;
-	    Py_UNICODE c = '\0';
-	    Py_UNICODE fill;
-	    int isnumok;
-	    PyObject *v = NULL;
-	    PyObject *temp = NULL;
-	    Py_UNICODE *pbuf;
-	    Py_UNICODE sign;
-	    Py_ssize_t len;
-	    Py_UNICODE formatbuf[FORMATBUFLEN]; /* For format{float,int,char}() */
+    if (*fmt != '%') {
+        if (--rescnt < 0) {
+        rescnt = fmtcnt + 100;
+        reslen += rescnt;
+        if (_PyUnicode_Resize(&result, reslen) < 0)
+            goto onError;
+        res = PyUnicode_AS_UNICODE(result) + reslen - rescnt;
+        --rescnt;
+        }
+        *res++ = *fmt++;
+    }
+    else {
+        /* Got a format specifier */
+        int flags = 0;
+        Py_ssize_t width = -1;
+        int prec = -1;
+        Py_UNICODE c = '\0';
+        Py_UNICODE fill;
+        int isnumok;
+        PyObject *v = NULL;
+        PyObject *temp = NULL;
+        Py_UNICODE *pbuf;
+        Py_UNICODE sign;
+        Py_ssize_t len;
+        Py_UNICODE formatbuf[FORMATBUFLEN]; /* For format{float,int,char}() */
 
-	    fmt++;
-	    if (*fmt == '(') {
-		Py_UNICODE *keystart;
-		Py_ssize_t keylen;
-		PyObject *key;
-		int pcount = 1;
+        fmt++;
+        if (*fmt == '(') {
+        Py_UNICODE *keystart;
+        Py_ssize_t keylen;
+        PyObject *key;
+        int pcount = 1;
 
-		if (dict == NULL) {
-		    PyErr_SetString(PyExc_TypeError,
-				    "format requires a mapping");
-		    goto onError;
-		}
-		++fmt;
-		--fmtcnt;
-		keystart = fmt;
-		/* Skip over balanced parentheses */
-		while (pcount > 0 && --fmtcnt >= 0) {
-		    if (*fmt == ')')
-			--pcount;
-		    else if (*fmt == '(')
-			++pcount;
-		    fmt++;
-		}
-		keylen = fmt - keystart - 1;
-		if (fmtcnt < 0 || pcount > 0) {
-		    PyErr_SetString(PyExc_ValueError,
-				    "incomplete format key");
-		    goto onError;
-		}
+        if (dict == NULL) {
+            PyErr_SetString(PyExc_TypeError,
+                    "format requires a mapping");
+            goto onError;
+        }
+        ++fmt;
+        --fmtcnt;
+        keystart = fmt;
+        /* Skip over balanced parentheses */
+        while (pcount > 0 && --fmtcnt >= 0) {
+            if (*fmt == ')')
+            --pcount;
+            else if (*fmt == '(')
+            ++pcount;
+            fmt++;
+        }
+        keylen = fmt - keystart - 1;
+        if (fmtcnt < 0 || pcount > 0) {
+            PyErr_SetString(PyExc_ValueError,
+                    "incomplete format key");
+            goto onError;
+        }
 #if 0
-		/* keys are converted to strings using UTF-8 and
-		   then looked up since Python uses strings to hold
-		   variables names etc. in its namespaces and we
-		   wouldn't want to break common idioms. */
-		key = PyUnicode_EncodeUTF8(keystart,
-					   keylen,
-					   NULL);
+        /* keys are converted to strings using UTF-8 and
+           then looked up since Python uses strings to hold
+           variables names etc. in its namespaces and we
+           wouldn't want to break common idioms. */
+        key = PyUnicode_EncodeUTF8(keystart,
+                       keylen,
+                       NULL);
 #else
-		key = PyUnicode_FromUnicode(keystart, keylen);
+        key = PyUnicode_FromUnicode(keystart, keylen);
 #endif
-		if (key == NULL)
-		    goto onError;
-		if (args_owned) {
-		    Py_DECREF(args);
-		    args_owned = 0;
-		}
-		args = PyObject_GetItem(dict, key);
-		Py_DECREF(key);
-		if (args == NULL) {
-		    goto onError;
-		}
-		args_owned = 1;
-		arglen = -1;
-		argidx = -2;
-	    }
-	    while (--fmtcnt >= 0) {
-		switch (c = *fmt++) {
-		case '-': flags |= F_LJUST; continue;
-		case '+': flags |= F_SIGN; continue;
-		case ' ': flags |= F_BLANK; continue;
-		case '#': flags |= F_ALT; continue;
-		case '0': flags |= F_ZERO; continue;
-		}
-		break;
-	    }
-	    if (c == '*') {
-		v = getnextarg(args, arglen, &argidx);
-		if (v == NULL)
-		    goto onError;
-		if (!PyLong_Check(v)) {
-		    PyErr_SetString(PyExc_TypeError,
-				    "* wants int");
-		    goto onError;
-		}
-		width = PyLong_AsLong(v);
-		if (width == -1 && PyErr_Occurred())
-			goto onError;
-		if (width < 0) {
-		    flags |= F_LJUST;
-		    width = -width;
-		}
-		if (--fmtcnt >= 0)
-		    c = *fmt++;
-	    }
-	    else if (c >= '0' && c <= '9') {
-		width = c - '0';
-		while (--fmtcnt >= 0) {
-		    c = *fmt++;
-		    if (c < '0' || c > '9')
-			break;
-		    if ((width*10) / 10 != width) {
-			PyErr_SetString(PyExc_ValueError,
-					"width too big");
-			goto onError;
-		    }
-		    width = width*10 + (c - '0');
-		}
-	    }
-	    if (c == '.') {
-		prec = 0;
-		if (--fmtcnt >= 0)
-		    c = *fmt++;
-		if (c == '*') {
-		    v = getnextarg(args, arglen, &argidx);
-		    if (v == NULL)
-			goto onError;
-		    if (!PyLong_Check(v)) {
-			PyErr_SetString(PyExc_TypeError,
-					"* wants int");
-			goto onError;
-		    }
-		    prec = PyLong_AsLong(v);
-		    if (prec == -1 && PyErr_Occurred())
-			goto onError;
-		    if (prec < 0)
-			prec = 0;
-		    if (--fmtcnt >= 0)
-			c = *fmt++;
-		}
-		else if (c >= '0' && c <= '9') {
-		    prec = c - '0';
-		    while (--fmtcnt >= 0) {
-			c = Py_CHARMASK(*fmt++);
-			if (c < '0' || c > '9')
-			    break;
-			if ((prec*10) / 10 != prec) {
-			    PyErr_SetString(PyExc_ValueError,
-					    "prec too big");
-			    goto onError;
-			}
-			prec = prec*10 + (c - '0');
-		    }
-		}
-	    } /* prec */
-	    if (fmtcnt >= 0) {
-		if (c == 'h' || c == 'l' || c == 'L') {
-		    if (--fmtcnt >= 0)
-			c = *fmt++;
-		}
-	    }
-	    if (fmtcnt < 0) {
-		PyErr_SetString(PyExc_ValueError,
-				"incomplete format");
-		goto onError;
-	    }
-	    if (c != '%') {
-		v = getnextarg(args, arglen, &argidx);
-		if (v == NULL)
-		    goto onError;
-	    }
-	    sign = 0;
-	    fill = ' ';
-	    switch (c) {
+        if (key == NULL)
+            goto onError;
+        if (args_owned) {
+            Py_DECREF(args);
+            args_owned = 0;
+        }
+        args = PyObject_GetItem(dict, key);
+        Py_DECREF(key);
+        if (args == NULL) {
+            goto onError;
+        }
+        args_owned = 1;
+        arglen = -1;
+        argidx = -2;
+        }
+        while (--fmtcnt >= 0) {
+        switch (c = *fmt++) {
+        case '-': flags |= F_LJUST; continue;
+        case '+': flags |= F_SIGN; continue;
+        case ' ': flags |= F_BLANK; continue;
+        case '#': flags |= F_ALT; continue;
+        case '0': flags |= F_ZERO; continue;
+        }
+        break;
+        }
+        if (c == '*') {
+        v = getnextarg(args, arglen, &argidx);
+        if (v == NULL)
+            goto onError;
+        if (!PyLong_Check(v)) {
+            PyErr_SetString(PyExc_TypeError,
+                    "* wants int");
+            goto onError;
+        }
+        width = PyLong_AsLong(v);
+        if (width == -1 && PyErr_Occurred())
+            goto onError;
+        if (width < 0) {
+            flags |= F_LJUST;
+            width = -width;
+        }
+        if (--fmtcnt >= 0)
+            c = *fmt++;
+        }
+        else if (c >= '0' && c <= '9') {
+        width = c - '0';
+        while (--fmtcnt >= 0) {
+            c = *fmt++;
+            if (c < '0' || c > '9')
+            break;
+            if ((width*10) / 10 != width) {
+            PyErr_SetString(PyExc_ValueError,
+                    "width too big");
+            goto onError;
+            }
+            width = width*10 + (c - '0');
+        }
+        }
+        if (c == '.') {
+        prec = 0;
+        if (--fmtcnt >= 0)
+            c = *fmt++;
+        if (c == '*') {
+            v = getnextarg(args, arglen, &argidx);
+            if (v == NULL)
+            goto onError;
+            if (!PyLong_Check(v)) {
+            PyErr_SetString(PyExc_TypeError,
+                    "* wants int");
+            goto onError;
+            }
+            prec = PyLong_AsLong(v);
+            if (prec == -1 && PyErr_Occurred())
+            goto onError;
+            if (prec < 0)
+            prec = 0;
+            if (--fmtcnt >= 0)
+            c = *fmt++;
+        }
+        else if (c >= '0' && c <= '9') {
+            prec = c - '0';
+            while (--fmtcnt >= 0) {
+            c = Py_CHARMASK(*fmt++);
+            if (c < '0' || c > '9')
+                break;
+            if ((prec*10) / 10 != prec) {
+                PyErr_SetString(PyExc_ValueError,
+                        "prec too big");
+                goto onError;
+            }
+            prec = prec*10 + (c - '0');
+            }
+        }
+        } /* prec */
+        if (fmtcnt >= 0) {
+        if (c == 'h' || c == 'l' || c == 'L') {
+            if (--fmtcnt >= 0)
+            c = *fmt++;
+        }
+        }
+        if (fmtcnt < 0) {
+        PyErr_SetString(PyExc_ValueError,
+                "incomplete format");
+        goto onError;
+        }
+        if (c != '%') {
+        v = getnextarg(args, arglen, &argidx);
+        if (v == NULL)
+            goto onError;
+        }
+        sign = 0;
+        fill = ' ';
+        switch (c) {
 
-	    case '%':
-		pbuf = formatbuf;
-		/* presume that buffer length is at least 1 */
-		pbuf[0] = '%';
-		len = 1;
-		break;
+        case '%':
+        pbuf = formatbuf;
+        /* presume that buffer length is at least 1 */
+        pbuf[0] = '%';
+        len = 1;
+        break;
 
-	    case 's':
-	    case 'r':
-	    case 'a':
-		if (PyUnicode_Check(v) && c == 's') {
-		    temp = v;
-		    Py_INCREF(temp);
-		}
-		else {
-		    if (c == 's')
-			temp = PyObject_Str(v);
-		    else if (c == 'r')
-			temp = PyObject_Repr(v);
-		    else
-			temp = PyObject_ASCII(v);
-		    if (temp == NULL)
-			goto onError;
+        case 's':
+        case 'r':
+        case 'a':
+        if (PyUnicode_Check(v) && c == 's') {
+            temp = v;
+            Py_INCREF(temp);
+        }
+        else {
+            if (c == 's')
+            temp = PyObject_Str(v);
+            else if (c == 'r')
+            temp = PyObject_Repr(v);
+            else
+            temp = PyObject_ASCII(v);
+            if (temp == NULL)
+            goto onError;
                     if (PyUnicode_Check(temp))
                         /* nothing to do */;
-		    else {
-			Py_DECREF(temp);
-			PyErr_SetString(PyExc_TypeError,
-					"%s argument has non-string str()");
-			goto onError;
-		    }
-		}
-		pbuf = PyUnicode_AS_UNICODE(temp);
-		len = PyUnicode_GET_SIZE(temp);
-		if (prec >= 0 && len > prec)
-		    len = prec;
-		break;
+            else {
+            Py_DECREF(temp);
+            PyErr_SetString(PyExc_TypeError,
+                    "%s argument has non-string str()");
+            goto onError;
+            }
+        }
+        pbuf = PyUnicode_AS_UNICODE(temp);
+        len = PyUnicode_GET_SIZE(temp);
+        if (prec >= 0 && len > prec)
+            len = prec;
+        break;
 
-	    case 'i':
-	    case 'd':
-	    case 'u':
-	    case 'o':
-	    case 'x':
-	    case 'X':
-		if (c == 'i')
-		    c = 'd';
-		isnumok = 0;
-		if (PyNumber_Check(v)) {
-			PyObject *iobj=NULL;
+        case 'i':
+        case 'd':
+        case 'u':
+        case 'o':
+        case 'x':
+        case 'X':
+        if (c == 'i')
+            c = 'd';
+        isnumok = 0;
+        if (PyNumber_Check(v)) {
+            PyObject *iobj=NULL;
 
-			if (PyLong_Check(v)) {
-				iobj = v;
-				Py_INCREF(iobj);
-			}
-			else {
-				iobj = PyNumber_Long(v);
-			}
-			if (iobj!=NULL) {
-				if (PyLong_Check(iobj)) {
-					isnumok = 1;
-					temp = formatlong(iobj, flags, prec, c);
-					Py_DECREF(iobj);
-					if (!temp)
-					    goto onError;
-					pbuf = PyUnicode_AS_UNICODE(temp);
-					len = PyUnicode_GET_SIZE(temp);
-					sign = 1;
-				}
-				else {
-					Py_DECREF(iobj);
-				}
-			}
-		}
-		if (!isnumok) {
-			PyErr_Format(PyExc_TypeError, 
-			    "%%%c format: a number is required, "
+            if (PyLong_Check(v)) {
+                iobj = v;
+                Py_INCREF(iobj);
+            }
+            else {
+                iobj = PyNumber_Long(v);
+            }
+            if (iobj!=NULL) {
+                if (PyLong_Check(iobj)) {
+                    isnumok = 1;
+                    temp = formatlong(iobj, flags, prec, c);
+                    Py_DECREF(iobj);
+                    if (!temp)
+                        goto onError;
+                    pbuf = PyUnicode_AS_UNICODE(temp);
+                    len = PyUnicode_GET_SIZE(temp);
+                    sign = 1;
+                }
+                else {
+                    Py_DECREF(iobj);
+                }
+            }
+        }
+        if (!isnumok) {
+            PyErr_Format(PyExc_TypeError,
+                "%%%c format: a number is required, "
                                      "not %.200s", (char)c, Py_TYPE(v)->tp_name);
-			goto onError;
-		}
-		if (flags & F_ZERO)
-		    fill = '0';
-		break;
+            goto onError;
+        }
+        if (flags & F_ZERO)
+            fill = '0';
+        break;
 
-	    case 'e':
-	    case 'E':
-	    case 'f':
-	    case 'F':
-	    case 'g':
-	    case 'G':
-		if (c == 'F')
-			c = 'f';
-		pbuf = formatbuf;
-		len = formatfloat(pbuf, sizeof(formatbuf)/sizeof(Py_UNICODE),
-			flags, prec, c, v);
-		if (len < 0)
-		    goto onError;
-		sign = 1;
-		if (flags & F_ZERO)
-		    fill = '0';
-		break;
+        case 'e':
+        case 'E':
+        case 'f':
+        case 'F':
+        case 'g':
+        case 'G':
+        if (c == 'F')
+            c = 'f';
+        pbuf = formatbuf;
+        len = formatfloat(pbuf, sizeof(formatbuf)/sizeof(Py_UNICODE),
+            flags, prec, c, v);
+        if (len < 0)
+            goto onError;
+        sign = 1;
+        if (flags & F_ZERO)
+            fill = '0';
+        break;
 
-	    case 'c':
-		pbuf = formatbuf;
-		len = formatchar(pbuf, sizeof(formatbuf)/sizeof(Py_UNICODE), v);
-		if (len < 0)
-		    goto onError;
-		break;
+        case 'c':
+        pbuf = formatbuf;
+        len = formatchar(pbuf, sizeof(formatbuf)/sizeof(Py_UNICODE), v);
+        if (len < 0)
+            goto onError;
+        break;
 
-	    default:
-		PyErr_Format(PyExc_ValueError,
-			     "unsupported format character '%c' (0x%x) "
-			     "at index %zd",
-			     (31<=c && c<=126) ? (char)c : '?',
+        default:
+        PyErr_Format(PyExc_ValueError,
+                 "unsupported format character '%c' (0x%x) "
+                 "at index %zd",
+                 (31<=c && c<=126) ? (char)c : '?',
                              (int)c,
-			     (Py_ssize_t)(fmt - 1 -
-					  PyUnicode_AS_UNICODE(uformat)));
-		goto onError;
-	    }
-	    if (sign) {
-		if (*pbuf == '-' || *pbuf == '+') {
-		    sign = *pbuf++;
-		    len--;
-		}
-		else if (flags & F_SIGN)
-		    sign = '+';
-		else if (flags & F_BLANK)
-		    sign = ' ';
-		else
-		    sign = 0;
-	    }
-	    if (width < len)
-		width = len;
-	    if (rescnt - (sign != 0) < width) {
-		reslen -= rescnt;
-		rescnt = width + fmtcnt + 100;
-		reslen += rescnt;
-		if (reslen < 0) {
-		    Py_XDECREF(temp);
-		    PyErr_NoMemory();
-		    goto onError;
-		}
-		if (_PyUnicode_Resize(&result, reslen) < 0) {
-		    Py_XDECREF(temp);
-		    goto onError;
-		}
-		res = PyUnicode_AS_UNICODE(result)
-		    + reslen - rescnt;
-	    }
-	    if (sign) {
-		if (fill != ' ')
-		    *res++ = sign;
-		rescnt--;
-		if (width > len)
-		    width--;
-	    }
-	    if ((flags & F_ALT) && (c == 'x' || c == 'X' || c == 'o')) {
-		assert(pbuf[0] == '0');
-		assert(pbuf[1] == c);
-		if (fill != ' ') {
-		    *res++ = *pbuf++;
-		    *res++ = *pbuf++;
-		}
-		rescnt -= 2;
-		width -= 2;
-		if (width < 0)
-		    width = 0;
-		len -= 2;
-	    }
-	    if (width > len && !(flags & F_LJUST)) {
-		do {
-		    --rescnt;
-		    *res++ = fill;
-		} while (--width > len);
-	    }
-	    if (fill == ' ') {
-		if (sign)
-		    *res++ = sign;
-		if ((flags & F_ALT) && (c == 'x' || c == 'X' || c == 'o')) {
-		    assert(pbuf[0] == '0');
-		    assert(pbuf[1] == c);
-		    *res++ = *pbuf++;
-		    *res++ = *pbuf++;
-		}
-	    }
-	    Py_UNICODE_COPY(res, pbuf, len);
-	    res += len;
-	    rescnt -= len;
-	    while (--width >= len) {
-		--rescnt;
-		*res++ = ' ';
-	    }
-	    if (dict && (argidx < arglen) && c != '%') {
-		PyErr_SetString(PyExc_TypeError,
-				"not all arguments converted during string formatting");
+                 (Py_ssize_t)(fmt - 1 -
+                      PyUnicode_AS_UNICODE(uformat)));
+        goto onError;
+        }
+        if (sign) {
+        if (*pbuf == '-' || *pbuf == '+') {
+            sign = *pbuf++;
+            len--;
+        }
+        else if (flags & F_SIGN)
+            sign = '+';
+        else if (flags & F_BLANK)
+            sign = ' ';
+        else
+            sign = 0;
+        }
+        if (width < len)
+        width = len;
+        if (rescnt - (sign != 0) < width) {
+        reslen -= rescnt;
+        rescnt = width + fmtcnt + 100;
+        reslen += rescnt;
+        if (reslen < 0) {
+            Py_XDECREF(temp);
+            PyErr_NoMemory();
+            goto onError;
+        }
+        if (_PyUnicode_Resize(&result, reslen) < 0) {
+            Py_XDECREF(temp);
+            goto onError;
+        }
+        res = PyUnicode_AS_UNICODE(result)
+            + reslen - rescnt;
+        }
+        if (sign) {
+        if (fill != ' ')
+            *res++ = sign;
+        rescnt--;
+        if (width > len)
+            width--;
+        }
+        if ((flags & F_ALT) && (c == 'x' || c == 'X' || c == 'o')) {
+        assert(pbuf[0] == '0');
+        assert(pbuf[1] == c);
+        if (fill != ' ') {
+            *res++ = *pbuf++;
+            *res++ = *pbuf++;
+        }
+        rescnt -= 2;
+        width -= 2;
+        if (width < 0)
+            width = 0;
+        len -= 2;
+        }
+        if (width > len && !(flags & F_LJUST)) {
+        do {
+            --rescnt;
+            *res++ = fill;
+        } while (--width > len);
+        }
+        if (fill == ' ') {
+        if (sign)
+            *res++ = sign;
+        if ((flags & F_ALT) && (c == 'x' || c == 'X' || c == 'o')) {
+            assert(pbuf[0] == '0');
+            assert(pbuf[1] == c);
+            *res++ = *pbuf++;
+            *res++ = *pbuf++;
+        }
+        }
+        Py_UNICODE_COPY(res, pbuf, len);
+        res += len;
+        rescnt -= len;
+        while (--width >= len) {
+        --rescnt;
+        *res++ = ' ';
+        }
+        if (dict && (argidx < arglen) && c != '%') {
+        PyErr_SetString(PyExc_TypeError,
+                "not all arguments converted during string formatting");
                 Py_XDECREF(temp);
-		goto onError;
-	    }
-	    Py_XDECREF(temp);
-	} /* '%' */
+        goto onError;
+        }
+        Py_XDECREF(temp);
+    } /* '%' */
     } /* until end */
     if (argidx < arglen && !dict) {
-	PyErr_SetString(PyExc_TypeError,
-			"not all arguments converted during string formatting");
-	goto onError;
+    PyErr_SetString(PyExc_TypeError,
+            "not all arguments converted during string formatting");
+    goto onError;
     }
 
     if (_PyUnicode_Resize(&result, reslen - rescnt) < 0)
-	goto onError;
+    goto onError;
     if (args_owned) {
-	Py_DECREF(args);
+    Py_DECREF(args);
     }
     Py_DECREF(uformat);
     return (PyObject *)result;
@@ -9415,7 +9415,7 @@
     Py_XDECREF(result);
     Py_DECREF(uformat);
     if (args_owned) {
-	Py_DECREF(args);
+    Py_DECREF(args);
     }
     return NULL;
 }
@@ -9427,51 +9427,51 @@
 unicode_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
 {
         PyObject *x = NULL;
-	static char *kwlist[] = {"object", "encoding", "errors", 0};
-	char *encoding = NULL;
-	char *errors = NULL;
+    static char *kwlist[] = {"object", "encoding", "errors", 0};
+    char *encoding = NULL;
+    char *errors = NULL;
 
-	if (type != &PyUnicode_Type)
-		return unicode_subtype_new(type, args, kwds);
-	if (!PyArg_ParseTupleAndKeywords(args, kwds, "|Oss:str",
-					  kwlist, &x, &encoding, &errors))
-	    return NULL;
-	if (x == NULL)
-		return (PyObject *)_PyUnicode_New(0);
-	if (encoding == NULL && errors == NULL)
-	    return PyObject_Str(x);
-	else
-	return PyUnicode_FromEncodedObject(x, encoding, errors);
+    if (type != &PyUnicode_Type)
+        return unicode_subtype_new(type, args, kwds);
+    if (!PyArg_ParseTupleAndKeywords(args, kwds, "|Oss:str",
+                      kwlist, &x, &encoding, &errors))
+        return NULL;
+    if (x == NULL)
+        return (PyObject *)_PyUnicode_New(0);
+    if (encoding == NULL && errors == NULL)
+        return PyObject_Str(x);
+    else
+    return PyUnicode_FromEncodedObject(x, encoding, errors);
 }
 
 static PyObject *
 unicode_subtype_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
 {
-	PyUnicodeObject *tmp, *pnew;
-	Py_ssize_t n;
+    PyUnicodeObject *tmp, *pnew;
+    Py_ssize_t n;
 
-	assert(PyType_IsSubtype(type, &PyUnicode_Type));
-	tmp = (PyUnicodeObject *)unicode_new(&PyUnicode_Type, args, kwds);
-	if (tmp == NULL)
-		return NULL;
-	assert(PyUnicode_Check(tmp));
-	pnew = (PyUnicodeObject *) type->tp_alloc(type, n = tmp->length);
-	if (pnew == NULL) {
-		Py_DECREF(tmp);
-		return NULL;
-	}
-	pnew->str = (Py_UNICODE*) PyObject_MALLOC(sizeof(Py_UNICODE) * (n+1));
-	if (pnew->str == NULL) {
-		_Py_ForgetReference((PyObject *)pnew);
-		PyObject_Del(pnew);
-		Py_DECREF(tmp);
-		return PyErr_NoMemory();
-	}
-	Py_UNICODE_COPY(pnew->str, tmp->str, n+1);
-	pnew->length = n;
-	pnew->hash = tmp->hash;
-	Py_DECREF(tmp);
-	return (PyObject *)pnew;
+    assert(PyType_IsSubtype(type, &PyUnicode_Type));
+    tmp = (PyUnicodeObject *)unicode_new(&PyUnicode_Type, args, kwds);
+    if (tmp == NULL)
+        return NULL;
+    assert(PyUnicode_Check(tmp));
+    pnew = (PyUnicodeObject *) type->tp_alloc(type, n = tmp->length);
+    if (pnew == NULL) {
+        Py_DECREF(tmp);
+        return NULL;
+    }
+    pnew->str = (Py_UNICODE*) PyObject_MALLOC(sizeof(Py_UNICODE) * (n+1));
+    if (pnew->str == NULL) {
+        _Py_ForgetReference((PyObject *)pnew);
+        PyObject_Del(pnew);
+        Py_DECREF(tmp);
+        return PyErr_NoMemory();
+    }
+    Py_UNICODE_COPY(pnew->str, tmp->str, n+1);
+    pnew->length = n;
+    pnew->hash = tmp->hash;
+    Py_DECREF(tmp);
+    return (PyObject *)pnew;
 }
 
 PyDoc_STRVAR(unicode_doc,
@@ -9485,46 +9485,46 @@
 
 PyTypeObject PyUnicode_Type = {
     PyVarObject_HEAD_INIT(&PyType_Type, 0)
-    "str", 				/* tp_name */
-    sizeof(PyUnicodeObject), 		/* tp_size */
-    0, 					/* tp_itemsize */
+    "str",              /* tp_name */
+    sizeof(PyUnicodeObject),        /* tp_size */
+    0,                  /* tp_itemsize */
     /* Slots */
-    (destructor)unicode_dealloc, 	/* tp_dealloc */
-    0, 					/* tp_print */
-    0,				 	/* tp_getattr */
-    0, 					/* tp_setattr */
-    0, 					/* tp_compare */
-    unicode_repr, 			/* tp_repr */
-    &unicode_as_number, 		/* tp_as_number */
-    &unicode_as_sequence, 		/* tp_as_sequence */
-    &unicode_as_mapping, 		/* tp_as_mapping */
-    (hashfunc) unicode_hash, 		/* tp_hash*/
-    0, 					/* tp_call*/
-    (reprfunc) unicode_str,	 	/* tp_str */
-    PyObject_GenericGetAttr, 		/* tp_getattro */
-    0,			 		/* tp_setattro */
-    0, 					/* tp_as_buffer */
-    Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE | 
-        Py_TPFLAGS_UNICODE_SUBCLASS,	/* tp_flags */
-    unicode_doc,			/* tp_doc */
-    0,					/* tp_traverse */
-    0,					/* tp_clear */
-    PyUnicode_RichCompare,		/* tp_richcompare */
-    0,					/* tp_weaklistoffset */
-    unicode_iter,			/* tp_iter */
-    0,					/* tp_iternext */
-    unicode_methods,			/* tp_methods */
-    0,					/* tp_members */
-    0,					/* tp_getset */
-    &PyBaseObject_Type,			/* tp_base */
-    0,					/* tp_dict */
-    0,					/* tp_descr_get */
-    0,					/* tp_descr_set */
-    0,					/* tp_dictoffset */
-    0,					/* tp_init */
-    0,					/* tp_alloc */
-    unicode_new,			/* tp_new */
-    PyObject_Del,      		/* tp_free */
+    (destructor)unicode_dealloc,    /* tp_dealloc */
+    0,                  /* tp_print */
+    0,                  /* tp_getattr */
+    0,                  /* tp_setattr */
+    0,                  /* tp_compare */
+    unicode_repr,           /* tp_repr */
+    &unicode_as_number,         /* tp_as_number */
+    &unicode_as_sequence,       /* tp_as_sequence */
+    &unicode_as_mapping,        /* tp_as_mapping */
+    (hashfunc) unicode_hash,        /* tp_hash*/
+    0,                  /* tp_call*/
+    (reprfunc) unicode_str,     /* tp_str */
+    PyObject_GenericGetAttr,        /* tp_getattro */
+    0,                  /* tp_setattro */
+    0,                  /* tp_as_buffer */
+    Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE |
+        Py_TPFLAGS_UNICODE_SUBCLASS,    /* tp_flags */
+    unicode_doc,            /* tp_doc */
+    0,                  /* tp_traverse */
+    0,                  /* tp_clear */
+    PyUnicode_RichCompare,      /* tp_richcompare */
+    0,                  /* tp_weaklistoffset */
+    unicode_iter,           /* tp_iter */
+    0,                  /* tp_iternext */
+    unicode_methods,            /* tp_methods */
+    0,                  /* tp_members */
+    0,                  /* tp_getset */
+    &PyBaseObject_Type,         /* tp_base */
+    0,                  /* tp_dict */
+    0,                  /* tp_descr_get */
+    0,                  /* tp_descr_set */
+    0,                  /* tp_dictoffset */
+    0,                  /* tp_init */
+    0,                  /* tp_alloc */
+    unicode_new,            /* tp_new */
+    PyObject_Del,           /* tp_free */
 };
 
 /* Initialize the Unicode implementation */
@@ -9550,12 +9550,12 @@
     numfree = 0;
     unicode_empty = _PyUnicode_New(0);
     if (!unicode_empty)
-	return;
+    return;
 
     for (i = 0; i < 256; i++)
-	unicode_latin1[i] = NULL;
+    unicode_latin1[i] = NULL;
     if (PyType_Ready(&PyUnicode_Type) < 0)
-	Py_FatalError("Can't initialize 'unicode'");
+    Py_FatalError("Can't initialize 'unicode'");
 
     /* initialize the linebreak bloom filter */
     bloom_linebreak = make_bloom_mask(
@@ -9574,13 +9574,13 @@
     PyUnicodeObject *u;
 
     for (u = free_list; u != NULL;) {
-	PyUnicodeObject *v = u;
-	u = *(PyUnicodeObject **)u;
-	if (v->str)
-	    PyObject_DEL(v->str);
-	Py_XDECREF(v->defenc);
-	PyObject_Del(v);
-	numfree--;
+    PyUnicodeObject *v = u;
+    u = *(PyUnicodeObject **)u;
+    if (v->str)
+        PyObject_DEL(v->str);
+    Py_XDECREF(v->defenc);
+    PyObject_Del(v);
+    numfree--;
     }
     free_list = NULL;
     assert(numfree == 0);
@@ -9596,10 +9596,10 @@
     unicode_empty = NULL;
 
     for (i = 0; i < 256; i++) {
-	if (unicode_latin1[i]) {
-	    Py_DECREF(unicode_latin1[i]);
-	    unicode_latin1[i] = NULL;
-	}
+    if (unicode_latin1[i]) {
+        Py_DECREF(unicode_latin1[i]);
+        unicode_latin1[i] = NULL;
+    }
     }
     (void)PyUnicode_ClearFreeList();
 }
@@ -9607,238 +9607,238 @@
 void
 PyUnicode_InternInPlace(PyObject **p)
 {
-	register PyUnicodeObject *s = (PyUnicodeObject *)(*p);
-	PyObject *t;
-	if (s == NULL || !PyUnicode_Check(s))
-		Py_FatalError(
-		    "PyUnicode_InternInPlace: unicode strings only please!");
-	/* If it's a subclass, we don't really know what putting
-	   it in the interned dict might do. */
-	if (!PyUnicode_CheckExact(s))
-		return;
-	if (PyUnicode_CHECK_INTERNED(s))
-		return;
-	if (interned == NULL) {
-		interned = PyDict_New();
-		if (interned == NULL) {
-			PyErr_Clear(); /* Don't leave an exception */
-			return;
-		}
-	}
-	/* It might be that the GetItem call fails even
-	   though the key is present in the dictionary,
-	   namely when this happens during a stack overflow. */
-	Py_ALLOW_RECURSION
-	t = PyDict_GetItem(interned, (PyObject *)s);
-	Py_END_ALLOW_RECURSION
+    register PyUnicodeObject *s = (PyUnicodeObject *)(*p);
+    PyObject *t;
+    if (s == NULL || !PyUnicode_Check(s))
+        Py_FatalError(
+            "PyUnicode_InternInPlace: unicode strings only please!");
+    /* If it's a subclass, we don't really know what putting
+       it in the interned dict might do. */
+    if (!PyUnicode_CheckExact(s))
+        return;
+    if (PyUnicode_CHECK_INTERNED(s))
+        return;
+    if (interned == NULL) {
+        interned = PyDict_New();
+        if (interned == NULL) {
+            PyErr_Clear(); /* Don't leave an exception */
+            return;
+        }
+    }
+    /* It might be that the GetItem call fails even
+       though the key is present in the dictionary,
+       namely when this happens during a stack overflow. */
+    Py_ALLOW_RECURSION
+    t = PyDict_GetItem(interned, (PyObject *)s);
+    Py_END_ALLOW_RECURSION
 
-	if (t) {
-		Py_INCREF(t);
-		Py_DECREF(*p);
-		*p = t;
-		return;
-	}
+    if (t) {
+        Py_INCREF(t);
+        Py_DECREF(*p);
+        *p = t;
+        return;
+    }
 
-	PyThreadState_GET()->recursion_critical = 1;
-	if (PyDict_SetItem(interned, (PyObject *)s, (PyObject *)s) < 0) {
-		PyErr_Clear();
-		PyThreadState_GET()->recursion_critical = 0;
-		return;
-	}
-	PyThreadState_GET()->recursion_critical = 0;
-	/* The two references in interned are not counted by refcnt.
-	   The deallocator will take care of this */
-	Py_REFCNT(s) -= 2;
-	PyUnicode_CHECK_INTERNED(s) = SSTATE_INTERNED_MORTAL;
+    PyThreadState_GET()->recursion_critical = 1;
+    if (PyDict_SetItem(interned, (PyObject *)s, (PyObject *)s) < 0) {
+        PyErr_Clear();
+        PyThreadState_GET()->recursion_critical = 0;
+        return;
+    }
+    PyThreadState_GET()->recursion_critical = 0;
+    /* The two references in interned are not counted by refcnt.
+       The deallocator will take care of this */
+    Py_REFCNT(s) -= 2;
+    PyUnicode_CHECK_INTERNED(s) = SSTATE_INTERNED_MORTAL;
 }
 
 void
 PyUnicode_InternImmortal(PyObject **p)
 {
-	PyUnicode_InternInPlace(p);
-	if (PyUnicode_CHECK_INTERNED(*p) != SSTATE_INTERNED_IMMORTAL) {
-		PyUnicode_CHECK_INTERNED(*p) = SSTATE_INTERNED_IMMORTAL;
-		Py_INCREF(*p);
-	}
+    PyUnicode_InternInPlace(p);
+    if (PyUnicode_CHECK_INTERNED(*p) != SSTATE_INTERNED_IMMORTAL) {
+        PyUnicode_CHECK_INTERNED(*p) = SSTATE_INTERNED_IMMORTAL;
+        Py_INCREF(*p);
+    }
 }
 
 PyObject *
 PyUnicode_InternFromString(const char *cp)
 {
-	PyObject *s = PyUnicode_FromString(cp);
-	if (s == NULL)
-		return NULL;
-	PyUnicode_InternInPlace(&s);
-	return s;
+    PyObject *s = PyUnicode_FromString(cp);
+    if (s == NULL)
+        return NULL;
+    PyUnicode_InternInPlace(&s);
+    return s;
 }
 
 void _Py_ReleaseInternedUnicodeStrings(void)
 {
-	PyObject *keys;
-	PyUnicodeObject *s;
-	Py_ssize_t i, n;
-	Py_ssize_t immortal_size = 0, mortal_size = 0;
+    PyObject *keys;
+    PyUnicodeObject *s;
+    Py_ssize_t i, n;
+    Py_ssize_t immortal_size = 0, mortal_size = 0;
 
-	if (interned == NULL || !PyDict_Check(interned))
-		return;
-	keys = PyDict_Keys(interned);
-	if (keys == NULL || !PyList_Check(keys)) {
-		PyErr_Clear();
-		return;
-	}
+    if (interned == NULL || !PyDict_Check(interned))
+        return;
+    keys = PyDict_Keys(interned);
+    if (keys == NULL || !PyList_Check(keys)) {
+        PyErr_Clear();
+        return;
+    }
 
-	/* Since _Py_ReleaseInternedUnicodeStrings() is intended to help a leak
-	   detector, interned unicode strings are not forcibly deallocated;
-	   rather, we give them their stolen references back, and then clear
-	   and DECREF the interned dict. */
+    /* Since _Py_ReleaseInternedUnicodeStrings() is intended to help a leak
+       detector, interned unicode strings are not forcibly deallocated;
+       rather, we give them their stolen references back, and then clear
+       and DECREF the interned dict. */
 
-	n = PyList_GET_SIZE(keys);
-	fprintf(stderr, "releasing %" PY_FORMAT_SIZE_T "d interned strings\n",
-		n);
-	for (i = 0; i < n; i++) {
-		s = (PyUnicodeObject *) PyList_GET_ITEM(keys, i);
-		switch (s->state) {
-		case SSTATE_NOT_INTERNED:
-			/* XXX Shouldn't happen */
-			break;
-		case SSTATE_INTERNED_IMMORTAL:
-			Py_REFCNT(s) += 1;
-			immortal_size += s->length;
-			break;
-		case SSTATE_INTERNED_MORTAL:
-			Py_REFCNT(s) += 2;
-			mortal_size += s->length;
-			break;
-		default:
-			Py_FatalError("Inconsistent interned string state.");
-		}
-		s->state = SSTATE_NOT_INTERNED;
-	}
-	fprintf(stderr, "total size of all interned strings: "
-			"%" PY_FORMAT_SIZE_T "d/%" PY_FORMAT_SIZE_T "d "
-			"mortal/immortal\n", mortal_size, immortal_size);
-	Py_DECREF(keys);
-	PyDict_Clear(interned);
-	Py_DECREF(interned);
-	interned = NULL;
+    n = PyList_GET_SIZE(keys);
+    fprintf(stderr, "releasing %" PY_FORMAT_SIZE_T "d interned strings\n",
+        n);
+    for (i = 0; i < n; i++) {
+        s = (PyUnicodeObject *) PyList_GET_ITEM(keys, i);
+        switch (s->state) {
+        case SSTATE_NOT_INTERNED:
+            /* XXX Shouldn't happen */
+            break;
+        case SSTATE_INTERNED_IMMORTAL:
+            Py_REFCNT(s) += 1;
+            immortal_size += s->length;
+            break;
+        case SSTATE_INTERNED_MORTAL:
+            Py_REFCNT(s) += 2;
+            mortal_size += s->length;
+            break;
+        default:
+            Py_FatalError("Inconsistent interned string state.");
+        }
+        s->state = SSTATE_NOT_INTERNED;
+    }
+    fprintf(stderr, "total size of all interned strings: "
+            "%" PY_FORMAT_SIZE_T "d/%" PY_FORMAT_SIZE_T "d "
+            "mortal/immortal\n", mortal_size, immortal_size);
+    Py_DECREF(keys);
+    PyDict_Clear(interned);
+    Py_DECREF(interned);
+    interned = NULL;
 }
 
 
 /********************* Unicode Iterator **************************/
 
 typedef struct {
-	PyObject_HEAD
-	Py_ssize_t it_index;
-	PyUnicodeObject *it_seq; /* Set to NULL when iterator is exhausted */
+    PyObject_HEAD
+    Py_ssize_t it_index;
+    PyUnicodeObject *it_seq; /* Set to NULL when iterator is exhausted */
 } unicodeiterobject;
 
 static void
 unicodeiter_dealloc(unicodeiterobject *it)
 {
-	_PyObject_GC_UNTRACK(it);
-	Py_XDECREF(it->it_seq);
-	PyObject_GC_Del(it);
+    _PyObject_GC_UNTRACK(it);
+    Py_XDECREF(it->it_seq);
+    PyObject_GC_Del(it);
 }
 
 static int
 unicodeiter_traverse(unicodeiterobject *it, visitproc visit, void *arg)
 {
-	Py_VISIT(it->it_seq);
-	return 0;
+    Py_VISIT(it->it_seq);
+    return 0;
 }
 
 static PyObject *
 unicodeiter_next(unicodeiterobject *it)
 {
-	PyUnicodeObject *seq;
-	PyObject *item;
+    PyUnicodeObject *seq;
+    PyObject *item;
 
-	assert(it != NULL);
-	seq = it->it_seq;
-	if (seq == NULL)
-		return NULL;
-	assert(PyUnicode_Check(seq));
+    assert(it != NULL);
+    seq = it->it_seq;
+    if (seq == NULL)
+        return NULL;
+    assert(PyUnicode_Check(seq));
 
-	if (it->it_index < PyUnicode_GET_SIZE(seq)) {
-		item = PyUnicode_FromUnicode(
+    if (it->it_index < PyUnicode_GET_SIZE(seq)) {
+        item = PyUnicode_FromUnicode(
                     PyUnicode_AS_UNICODE(seq)+it->it_index, 1);
-		if (item != NULL)
-			++it->it_index;
-		return item;
-	}
+        if (item != NULL)
+            ++it->it_index;
+        return item;
+    }
 
-	Py_DECREF(seq);
-	it->it_seq = NULL;
-	return NULL;
+    Py_DECREF(seq);
+    it->it_seq = NULL;
+    return NULL;
 }
 
 static PyObject *
 unicodeiter_len(unicodeiterobject *it)
 {
-	Py_ssize_t len = 0;
-	if (it->it_seq)
-		len = PyUnicode_GET_SIZE(it->it_seq) - it->it_index;
-	return PyLong_FromSsize_t(len);
+    Py_ssize_t len = 0;
+    if (it->it_seq)
+        len = PyUnicode_GET_SIZE(it->it_seq) - it->it_index;
+    return PyLong_FromSsize_t(len);
 }
 
 PyDoc_STRVAR(length_hint_doc, "Private method returning an estimate of len(list(it)).");
 
 static PyMethodDef unicodeiter_methods[] = {
-	{"__length_hint__", (PyCFunction)unicodeiter_len, METH_NOARGS,
+    {"__length_hint__", (PyCFunction)unicodeiter_len, METH_NOARGS,
          length_hint_doc},
- 	{NULL,		NULL}		/* sentinel */
+    {NULL,      NULL}       /* sentinel */
 };
 
 PyTypeObject PyUnicodeIter_Type = {
-	PyVarObject_HEAD_INIT(&PyType_Type, 0)
-	"str_iterator",			/* tp_name */
-	sizeof(unicodeiterobject),		/* tp_basicsize */
-	0,					/* tp_itemsize */
-	/* methods */
-	(destructor)unicodeiter_dealloc,	/* tp_dealloc */
-	0,					/* tp_print */
-	0,					/* tp_getattr */
-	0,					/* tp_setattr */
-	0,					/* tp_compare */
-	0,					/* tp_repr */
-	0,					/* tp_as_number */
-	0,					/* tp_as_sequence */
-	0,					/* tp_as_mapping */
-	0,					/* tp_hash */
-	0,					/* tp_call */
-	0,					/* tp_str */
-	PyObject_GenericGetAttr,		/* tp_getattro */
-	0,					/* tp_setattro */
-	0,					/* tp_as_buffer */
-	Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC,/* tp_flags */
-	0,					/* tp_doc */
-	(traverseproc)unicodeiter_traverse,	/* tp_traverse */
-	0,					/* tp_clear */
-	0,					/* tp_richcompare */
-	0,					/* tp_weaklistoffset */
-	PyObject_SelfIter,			/* tp_iter */
-	(iternextfunc)unicodeiter_next,		/* tp_iternext */
-	unicodeiter_methods,			/* tp_methods */
-	0,
+    PyVarObject_HEAD_INIT(&PyType_Type, 0)
+    "str_iterator",         /* tp_name */
+    sizeof(unicodeiterobject),      /* tp_basicsize */
+    0,                  /* tp_itemsize */
+    /* methods */
+    (destructor)unicodeiter_dealloc,    /* tp_dealloc */
+    0,                  /* tp_print */
+    0,                  /* tp_getattr */
+    0,                  /* tp_setattr */
+    0,                  /* tp_compare */
+    0,                  /* tp_repr */
+    0,                  /* tp_as_number */
+    0,                  /* tp_as_sequence */
+    0,                  /* tp_as_mapping */
+    0,                  /* tp_hash */
+    0,                  /* tp_call */
+    0,                  /* tp_str */
+    PyObject_GenericGetAttr,        /* tp_getattro */
+    0,                  /* tp_setattro */
+    0,                  /* tp_as_buffer */
+    Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC,/* tp_flags */
+    0,                  /* tp_doc */
+    (traverseproc)unicodeiter_traverse, /* tp_traverse */
+    0,                  /* tp_clear */
+    0,                  /* tp_richcompare */
+    0,                  /* tp_weaklistoffset */
+    PyObject_SelfIter,          /* tp_iter */
+    (iternextfunc)unicodeiter_next,     /* tp_iternext */
+    unicodeiter_methods,            /* tp_methods */
+    0,
 };
 
 static PyObject *
 unicode_iter(PyObject *seq)
 {
-	unicodeiterobject *it;
+    unicodeiterobject *it;
 
-	if (!PyUnicode_Check(seq)) {
-		PyErr_BadInternalCall();
-		return NULL;
-	}
-	it = PyObject_GC_New(unicodeiterobject, &PyUnicodeIter_Type);
-	if (it == NULL)
-		return NULL;
-	it->it_index = 0;
-	Py_INCREF(seq);
-	it->it_seq = (PyUnicodeObject *)seq;
-	_PyObject_GC_TRACK(it);
-	return (PyObject *)it;
+    if (!PyUnicode_Check(seq)) {
+        PyErr_BadInternalCall();
+        return NULL;
+    }
+    it = PyObject_GC_New(unicodeiterobject, &PyUnicodeIter_Type);
+    if (it == NULL)
+        return NULL;
+    it->it_index = 0;
+    Py_INCREF(seq);
+    it->it_seq = (PyUnicodeObject *)seq;
+    _PyObject_GC_TRACK(it);
+    return (PyObject *)it;
 }
 
 size_t