diff --git a/Objects/codeobject.c b/Objects/codeobject.c
index 832b4e9..e3eccf7 100644
--- a/Objects/codeobject.c
+++ b/Objects/codeobject.c
@@ -3,135 +3,135 @@
 #include "structmember.h"
 
 #define NAME_CHARS \
-	"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz"
+    "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz"
 
 /* all_name_chars(s): true iff all chars in s are valid NAME_CHARS */
 
 static int
 all_name_chars(Py_UNICODE *s)
 {
-	static char ok_name_char[256];
-	static unsigned char *name_chars = (unsigned char *)NAME_CHARS;
+    static char ok_name_char[256];
+    static unsigned char *name_chars = (unsigned char *)NAME_CHARS;
 
-	if (ok_name_char[*name_chars] == 0) {
-		unsigned char *p;
-		for (p = name_chars; *p; p++)
-			ok_name_char[*p] = 1;
-	}
-	while (*s) {
-		if (*s >= 128)
-			return 0;
-		if (ok_name_char[*s++] == 0)
-			return 0;
-	}
-	return 1;
+    if (ok_name_char[*name_chars] == 0) {
+        unsigned char *p;
+        for (p = name_chars; *p; p++)
+            ok_name_char[*p] = 1;
+    }
+    while (*s) {
+        if (*s >= 128)
+            return 0;
+        if (ok_name_char[*s++] == 0)
+            return 0;
+    }
+    return 1;
 }
 
 static void
 intern_strings(PyObject *tuple)
 {
-	Py_ssize_t i;
+    Py_ssize_t i;
 
-	for (i = PyTuple_GET_SIZE(tuple); --i >= 0; ) {
-		PyObject *v = PyTuple_GET_ITEM(tuple, i);
-		if (v == NULL || !PyUnicode_CheckExact(v)) {
-			Py_FatalError("non-string found in code slot");
-		}
-		PyUnicode_InternInPlace(&PyTuple_GET_ITEM(tuple, i));
-	}
+    for (i = PyTuple_GET_SIZE(tuple); --i >= 0; ) {
+        PyObject *v = PyTuple_GET_ITEM(tuple, i);
+        if (v == NULL || !PyUnicode_CheckExact(v)) {
+            Py_FatalError("non-string found in code slot");
+        }
+        PyUnicode_InternInPlace(&PyTuple_GET_ITEM(tuple, i));
+    }
 }
 
 
 PyCodeObject *
 PyCode_New(int argcount, int kwonlyargcount,
-	   int nlocals, int stacksize, int flags,
-	   PyObject *code, PyObject *consts, PyObject *names,
-	   PyObject *varnames, PyObject *freevars, PyObject *cellvars,
-	   PyObject *filename, PyObject *name, int firstlineno,
-	   PyObject *lnotab)
+           int nlocals, int stacksize, int flags,
+           PyObject *code, PyObject *consts, PyObject *names,
+           PyObject *varnames, PyObject *freevars, PyObject *cellvars,
+           PyObject *filename, PyObject *name, int firstlineno,
+           PyObject *lnotab)
 {
-	PyCodeObject *co;
-	Py_ssize_t i;
+    PyCodeObject *co;
+    Py_ssize_t i;
 
-	/* Check argument types */
-	if (argcount < 0 || nlocals < 0 ||
-	    code == NULL ||
-	    consts == NULL || !PyTuple_Check(consts) ||
-	    names == NULL || !PyTuple_Check(names) ||
-	    varnames == NULL || !PyTuple_Check(varnames) ||
-	    freevars == NULL || !PyTuple_Check(freevars) ||
-	    cellvars == NULL || !PyTuple_Check(cellvars) ||
-	    name == NULL || !PyUnicode_Check(name) ||
-	    filename == NULL || !PyUnicode_Check(filename) ||
-	    lnotab == NULL || !PyBytes_Check(lnotab) ||
-	    !PyObject_CheckReadBuffer(code)) {
-		PyErr_BadInternalCall();
-		return NULL;
-	}
-	intern_strings(names);
-	intern_strings(varnames);
-	intern_strings(freevars);
-	intern_strings(cellvars);
-	/* Intern selected string constants */
-	for (i = PyTuple_Size(consts); --i >= 0; ) {
-		PyObject *v = PyTuple_GetItem(consts, i);
-		if (!PyUnicode_Check(v))
-			continue;
-		if (!all_name_chars(PyUnicode_AS_UNICODE(v)))
-			continue;
-		PyUnicode_InternInPlace(&PyTuple_GET_ITEM(consts, i));
-	}
-	co = PyObject_NEW(PyCodeObject, &PyCode_Type);
-	if (co != NULL) {
-		co->co_argcount = argcount;
-		co->co_kwonlyargcount = kwonlyargcount;
-		co->co_nlocals = nlocals;
-		co->co_stacksize = stacksize;
-		co->co_flags = flags;
-		Py_INCREF(code);
-		co->co_code = code;
-		Py_INCREF(consts);
-		co->co_consts = consts;
-		Py_INCREF(names);
-		co->co_names = names;
-		Py_INCREF(varnames);
-		co->co_varnames = varnames;
-		Py_INCREF(freevars);
-		co->co_freevars = freevars;
-		Py_INCREF(cellvars);
-		co->co_cellvars = cellvars;
-		Py_INCREF(filename);
-		co->co_filename = filename;
-		Py_INCREF(name);
-		co->co_name = name;
-		co->co_firstlineno = firstlineno;
-		Py_INCREF(lnotab);
-		co->co_lnotab = lnotab;
-                co->co_zombieframe = NULL;
-	}
-	return co;
+    /* Check argument types */
+    if (argcount < 0 || nlocals < 0 ||
+        code == NULL ||
+        consts == NULL || !PyTuple_Check(consts) ||
+        names == NULL || !PyTuple_Check(names) ||
+        varnames == NULL || !PyTuple_Check(varnames) ||
+        freevars == NULL || !PyTuple_Check(freevars) ||
+        cellvars == NULL || !PyTuple_Check(cellvars) ||
+        name == NULL || !PyUnicode_Check(name) ||
+        filename == NULL || !PyUnicode_Check(filename) ||
+        lnotab == NULL || !PyBytes_Check(lnotab) ||
+        !PyObject_CheckReadBuffer(code)) {
+        PyErr_BadInternalCall();
+        return NULL;
+    }
+    intern_strings(names);
+    intern_strings(varnames);
+    intern_strings(freevars);
+    intern_strings(cellvars);
+    /* Intern selected string constants */
+    for (i = PyTuple_Size(consts); --i >= 0; ) {
+        PyObject *v = PyTuple_GetItem(consts, i);
+        if (!PyUnicode_Check(v))
+            continue;
+        if (!all_name_chars(PyUnicode_AS_UNICODE(v)))
+            continue;
+        PyUnicode_InternInPlace(&PyTuple_GET_ITEM(consts, i));
+    }
+    co = PyObject_NEW(PyCodeObject, &PyCode_Type);
+    if (co != NULL) {
+        co->co_argcount = argcount;
+        co->co_kwonlyargcount = kwonlyargcount;
+        co->co_nlocals = nlocals;
+        co->co_stacksize = stacksize;
+        co->co_flags = flags;
+        Py_INCREF(code);
+        co->co_code = code;
+        Py_INCREF(consts);
+        co->co_consts = consts;
+        Py_INCREF(names);
+        co->co_names = names;
+        Py_INCREF(varnames);
+        co->co_varnames = varnames;
+        Py_INCREF(freevars);
+        co->co_freevars = freevars;
+        Py_INCREF(cellvars);
+        co->co_cellvars = cellvars;
+        Py_INCREF(filename);
+        co->co_filename = filename;
+        Py_INCREF(name);
+        co->co_name = name;
+        co->co_firstlineno = firstlineno;
+        Py_INCREF(lnotab);
+        co->co_lnotab = lnotab;
+        co->co_zombieframe = NULL;
+    }
+    return co;
 }
 
 
 #define OFF(x) offsetof(PyCodeObject, x)
 
 static PyMemberDef code_memberlist[] = {
-	{"co_argcount",	T_INT,		OFF(co_argcount),	READONLY},
-	{"co_kwonlyargcount",	T_INT,	OFF(co_kwonlyargcount),	READONLY},
-	{"co_nlocals",	T_INT,		OFF(co_nlocals),	READONLY},
-	{"co_stacksize",T_INT,		OFF(co_stacksize),	READONLY},
-	{"co_flags",	T_INT,		OFF(co_flags),		READONLY},
-	{"co_code",	T_OBJECT,	OFF(co_code),		READONLY},
-	{"co_consts",	T_OBJECT,	OFF(co_consts),		READONLY},
-	{"co_names",	T_OBJECT,	OFF(co_names),		READONLY},
-	{"co_varnames",	T_OBJECT,	OFF(co_varnames),	READONLY},
-	{"co_freevars",	T_OBJECT,	OFF(co_freevars),	READONLY},
-	{"co_cellvars",	T_OBJECT,	OFF(co_cellvars),	READONLY},
-	{"co_filename",	T_OBJECT,	OFF(co_filename),	READONLY},
-	{"co_name",	T_OBJECT,	OFF(co_name),		READONLY},
-	{"co_firstlineno", T_INT,	OFF(co_firstlineno),	READONLY},
-	{"co_lnotab",	T_OBJECT,	OFF(co_lnotab),		READONLY},
-	{NULL}	/* Sentinel */
+    {"co_argcount",     T_INT,          OFF(co_argcount),       READONLY},
+    {"co_kwonlyargcount",       T_INT,  OFF(co_kwonlyargcount), READONLY},
+    {"co_nlocals",      T_INT,          OFF(co_nlocals),        READONLY},
+    {"co_stacksize",T_INT,              OFF(co_stacksize),      READONLY},
+    {"co_flags",        T_INT,          OFF(co_flags),          READONLY},
+    {"co_code",         T_OBJECT,       OFF(co_code),           READONLY},
+    {"co_consts",       T_OBJECT,       OFF(co_consts),         READONLY},
+    {"co_names",        T_OBJECT,       OFF(co_names),          READONLY},
+    {"co_varnames",     T_OBJECT,       OFF(co_varnames),       READONLY},
+    {"co_freevars",     T_OBJECT,       OFF(co_freevars),       READONLY},
+    {"co_cellvars",     T_OBJECT,       OFF(co_cellvars),       READONLY},
+    {"co_filename",     T_OBJECT,       OFF(co_filename),       READONLY},
+    {"co_name",         T_OBJECT,       OFF(co_name),           READONLY},
+    {"co_firstlineno", T_INT,           OFF(co_firstlineno),    READONLY},
+    {"co_lnotab",       T_OBJECT,       OFF(co_lnotab),         READONLY},
+    {NULL}      /* Sentinel */
 };
 
 /* Helper for code_new: return a shallow copy of a tuple that is
@@ -140,42 +140,42 @@
 static PyObject*
 validate_and_copy_tuple(PyObject *tup)
 {
-	PyObject *newtuple;
-	PyObject *item;
-	Py_ssize_t i, len;
+    PyObject *newtuple;
+    PyObject *item;
+    Py_ssize_t i, len;
 
-	len = PyTuple_GET_SIZE(tup);
-	newtuple = PyTuple_New(len);
-	if (newtuple == NULL)
-		return NULL;
+    len = PyTuple_GET_SIZE(tup);
+    newtuple = PyTuple_New(len);
+    if (newtuple == NULL)
+        return NULL;
 
-	for (i = 0; i < len; i++) {
-		item = PyTuple_GET_ITEM(tup, i);
-		if (PyUnicode_CheckExact(item)) {
-			Py_INCREF(item);
-		}
-		else if (!PyUnicode_Check(item)) {
-			PyErr_Format(
-				PyExc_TypeError,
-				"name tuples must contain only "
-				"strings, not '%.500s'",
-				item->ob_type->tp_name);
-			Py_DECREF(newtuple);
-			return NULL;
-		}
-		else {
-			item = PyUnicode_FromUnicode(
-				PyUnicode_AS_UNICODE(item),
-				PyUnicode_GET_SIZE(item));
-			if (item == NULL) {
-				Py_DECREF(newtuple);
-				return NULL;
-			}
-		}
-		PyTuple_SET_ITEM(newtuple, i, item);
-	}
+    for (i = 0; i < len; i++) {
+        item = PyTuple_GET_ITEM(tup, i);
+        if (PyUnicode_CheckExact(item)) {
+            Py_INCREF(item);
+        }
+        else if (!PyUnicode_Check(item)) {
+            PyErr_Format(
+                PyExc_TypeError,
+                "name tuples must contain only "
+                "strings, not '%.500s'",
+                item->ob_type->tp_name);
+            Py_DECREF(newtuple);
+            return NULL;
+        }
+        else {
+            item = PyUnicode_FromUnicode(
+                PyUnicode_AS_UNICODE(item),
+                PyUnicode_GET_SIZE(item));
+            if (item == NULL) {
+                Py_DECREF(newtuple);
+                return NULL;
+            }
+        }
+        PyTuple_SET_ITEM(newtuple, i, item);
+    }
 
-	return newtuple;
+    return newtuple;
 }
 
 PyDoc_STRVAR(code_doc,
@@ -188,247 +188,247 @@
 static PyObject *
 code_new(PyTypeObject *type, PyObject *args, PyObject *kw)
 {
-	int argcount;
-	int kwonlyargcount;
-	int nlocals;
-	int stacksize;
-	int flags;
-	PyObject *co = NULL;
-	PyObject *code;
-	PyObject *consts;
-	PyObject *names, *ournames = NULL;
-	PyObject *varnames, *ourvarnames = NULL;
-	PyObject *freevars = NULL, *ourfreevars = NULL;
-	PyObject *cellvars = NULL, *ourcellvars = NULL;
-	PyObject *filename;
-	PyObject *name;
-	int firstlineno;
-	PyObject *lnotab;
+    int argcount;
+    int kwonlyargcount;
+    int nlocals;
+    int stacksize;
+    int flags;
+    PyObject *co = NULL;
+    PyObject *code;
+    PyObject *consts;
+    PyObject *names, *ournames = NULL;
+    PyObject *varnames, *ourvarnames = NULL;
+    PyObject *freevars = NULL, *ourfreevars = NULL;
+    PyObject *cellvars = NULL, *ourcellvars = NULL;
+    PyObject *filename;
+    PyObject *name;
+    int firstlineno;
+    PyObject *lnotab;
 
-	if (!PyArg_ParseTuple(args, "iiiiiSO!O!O!UUiS|O!O!:code",
-			      &argcount, &kwonlyargcount,
-				  &nlocals, &stacksize, &flags,
-			      &code,
-			      &PyTuple_Type, &consts,
-			      &PyTuple_Type, &names,
-			      &PyTuple_Type, &varnames,
-			      &filename, &name,
-			      &firstlineno, &lnotab,
-			      &PyTuple_Type, &freevars,
-			      &PyTuple_Type, &cellvars))
-		return NULL;
+    if (!PyArg_ParseTuple(args, "iiiiiSO!O!O!UUiS|O!O!:code",
+                          &argcount, &kwonlyargcount,
+                              &nlocals, &stacksize, &flags,
+                          &code,
+                          &PyTuple_Type, &consts,
+                          &PyTuple_Type, &names,
+                          &PyTuple_Type, &varnames,
+                          &filename, &name,
+                          &firstlineno, &lnotab,
+                          &PyTuple_Type, &freevars,
+                          &PyTuple_Type, &cellvars))
+        return NULL;
 
-	if (argcount < 0) {
-		PyErr_SetString(
-			PyExc_ValueError,
-			"code: argcount must not be negative");
-		goto cleanup;
-	}
+    if (argcount < 0) {
+        PyErr_SetString(
+            PyExc_ValueError,
+            "code: argcount must not be negative");
+        goto cleanup;
+    }
 
-	if (kwonlyargcount < 0) {
-		PyErr_SetString(
-			PyExc_ValueError,
-			"code: kwonlyargcount must not be negative");
-		goto cleanup;
-	}
-	if (nlocals < 0) {
-		PyErr_SetString(
-			PyExc_ValueError,
-			"code: nlocals must not be negative");
-		goto cleanup;
-	}
+    if (kwonlyargcount < 0) {
+        PyErr_SetString(
+            PyExc_ValueError,
+            "code: kwonlyargcount must not be negative");
+        goto cleanup;
+    }
+    if (nlocals < 0) {
+        PyErr_SetString(
+            PyExc_ValueError,
+            "code: nlocals must not be negative");
+        goto cleanup;
+    }
 
-	ournames = validate_and_copy_tuple(names);
-	if (ournames == NULL)
-		goto cleanup;
-	ourvarnames = validate_and_copy_tuple(varnames);
-	if (ourvarnames == NULL)
-		goto cleanup;
-	if (freevars)
-		ourfreevars = validate_and_copy_tuple(freevars);
-	else
-		ourfreevars = PyTuple_New(0);
-	if (ourfreevars == NULL)
-		goto cleanup;
-	if (cellvars)
-		ourcellvars = validate_and_copy_tuple(cellvars);
-	else
-		ourcellvars = PyTuple_New(0);
-	if (ourcellvars == NULL)
-		goto cleanup;
+    ournames = validate_and_copy_tuple(names);
+    if (ournames == NULL)
+        goto cleanup;
+    ourvarnames = validate_and_copy_tuple(varnames);
+    if (ourvarnames == NULL)
+        goto cleanup;
+    if (freevars)
+        ourfreevars = validate_and_copy_tuple(freevars);
+    else
+        ourfreevars = PyTuple_New(0);
+    if (ourfreevars == NULL)
+        goto cleanup;
+    if (cellvars)
+        ourcellvars = validate_and_copy_tuple(cellvars);
+    else
+        ourcellvars = PyTuple_New(0);
+    if (ourcellvars == NULL)
+        goto cleanup;
 
-	co = (PyObject *)PyCode_New(argcount, kwonlyargcount,
-				    nlocals, stacksize, flags,
-				    code, consts, ournames, ourvarnames,
-				    ourfreevars, ourcellvars, filename,
-				    name, firstlineno, lnotab);
+    co = (PyObject *)PyCode_New(argcount, kwonlyargcount,
+                                nlocals, stacksize, flags,
+                                code, consts, ournames, ourvarnames,
+                                ourfreevars, ourcellvars, filename,
+                                name, firstlineno, lnotab);
   cleanup:
-	Py_XDECREF(ournames);
-	Py_XDECREF(ourvarnames);
-	Py_XDECREF(ourfreevars);
-	Py_XDECREF(ourcellvars);
-	return co;
+    Py_XDECREF(ournames);
+    Py_XDECREF(ourvarnames);
+    Py_XDECREF(ourfreevars);
+    Py_XDECREF(ourcellvars);
+    return co;
 }
 
 static void
 code_dealloc(PyCodeObject *co)
 {
-	Py_XDECREF(co->co_code);
-	Py_XDECREF(co->co_consts);
-	Py_XDECREF(co->co_names);
-	Py_XDECREF(co->co_varnames);
-	Py_XDECREF(co->co_freevars);
-	Py_XDECREF(co->co_cellvars);
-	Py_XDECREF(co->co_filename);
-	Py_XDECREF(co->co_name);
-	Py_XDECREF(co->co_lnotab);
-        if (co->co_zombieframe != NULL)
-                PyObject_GC_Del(co->co_zombieframe);
-	PyObject_DEL(co);
+    Py_XDECREF(co->co_code);
+    Py_XDECREF(co->co_consts);
+    Py_XDECREF(co->co_names);
+    Py_XDECREF(co->co_varnames);
+    Py_XDECREF(co->co_freevars);
+    Py_XDECREF(co->co_cellvars);
+    Py_XDECREF(co->co_filename);
+    Py_XDECREF(co->co_name);
+    Py_XDECREF(co->co_lnotab);
+    if (co->co_zombieframe != NULL)
+        PyObject_GC_Del(co->co_zombieframe);
+    PyObject_DEL(co);
 }
 
 static PyObject *
 code_repr(PyCodeObject *co)
 {
-	int lineno = -1;
-	char *filename = "???";
+    int lineno = -1;
+    char *filename = "???";
 
-	if (co->co_firstlineno != 0)
-		lineno = co->co_firstlineno;
-	if (co->co_filename && PyUnicode_Check(co->co_filename))
-		filename = _PyUnicode_AsString(co->co_filename);
-	return PyUnicode_FromFormat(
-	                "<code object %.100U at %p, file \"%.300s\", line %d>",
-	                co->co_name, co, filename, lineno);
+    if (co->co_firstlineno != 0)
+        lineno = co->co_firstlineno;
+    if (co->co_filename && PyUnicode_Check(co->co_filename))
+        filename = _PyUnicode_AsString(co->co_filename);
+    return PyUnicode_FromFormat(
+                    "<code object %.100U at %p, file \"%.300s\", line %d>",
+                    co->co_name, co, filename, lineno);
 }
 
 static PyObject *
 code_richcompare(PyObject *self, PyObject *other, int op)
 {
-	PyCodeObject *co, *cp;
-	int eq;
-	PyObject *res;
+    PyCodeObject *co, *cp;
+    int eq;
+    PyObject *res;
 
-	if ((op != Py_EQ && op != Py_NE) ||
-	    !PyCode_Check(self) ||
-	    !PyCode_Check(other)) {
-		Py_INCREF(Py_NotImplemented);
-		return Py_NotImplemented;
-	}
+    if ((op != Py_EQ && op != Py_NE) ||
+        !PyCode_Check(self) ||
+        !PyCode_Check(other)) {
+        Py_INCREF(Py_NotImplemented);
+        return Py_NotImplemented;
+    }
 
-	co = (PyCodeObject *)self;
-	cp = (PyCodeObject *)other;
+    co = (PyCodeObject *)self;
+    cp = (PyCodeObject *)other;
 
-	eq = PyObject_RichCompareBool(co->co_name, cp->co_name, Py_EQ);
-	if (eq <= 0) goto unequal;
-	eq = co->co_argcount == cp->co_argcount;
-	if (!eq) goto unequal;
-	eq = co->co_kwonlyargcount == cp->co_kwonlyargcount;
-	if (!eq) goto unequal;
-	eq = co->co_nlocals == cp->co_nlocals;
-	if (!eq) goto unequal;
-	eq = co->co_flags == cp->co_flags;
-	if (!eq) goto unequal;
-	eq = co->co_firstlineno == cp->co_firstlineno;
-	if (!eq) goto unequal;
-	eq = PyObject_RichCompareBool(co->co_code, cp->co_code, Py_EQ);
-	if (eq <= 0) goto unequal;
-	eq = PyObject_RichCompareBool(co->co_consts, cp->co_consts, Py_EQ);
-	if (eq <= 0) goto unequal;
-	eq = PyObject_RichCompareBool(co->co_names, cp->co_names, Py_EQ);
-	if (eq <= 0) goto unequal;
-	eq = PyObject_RichCompareBool(co->co_varnames, cp->co_varnames, Py_EQ);
-	if (eq <= 0) goto unequal;
-	eq = PyObject_RichCompareBool(co->co_freevars, cp->co_freevars, Py_EQ);
-	if (eq <= 0) goto unequal;
-	eq = PyObject_RichCompareBool(co->co_cellvars, cp->co_cellvars, Py_EQ);
-	if (eq <= 0) goto unequal;
+    eq = PyObject_RichCompareBool(co->co_name, cp->co_name, Py_EQ);
+    if (eq <= 0) goto unequal;
+    eq = co->co_argcount == cp->co_argcount;
+    if (!eq) goto unequal;
+    eq = co->co_kwonlyargcount == cp->co_kwonlyargcount;
+    if (!eq) goto unequal;
+    eq = co->co_nlocals == cp->co_nlocals;
+    if (!eq) goto unequal;
+    eq = co->co_flags == cp->co_flags;
+    if (!eq) goto unequal;
+    eq = co->co_firstlineno == cp->co_firstlineno;
+    if (!eq) goto unequal;
+    eq = PyObject_RichCompareBool(co->co_code, cp->co_code, Py_EQ);
+    if (eq <= 0) goto unequal;
+    eq = PyObject_RichCompareBool(co->co_consts, cp->co_consts, Py_EQ);
+    if (eq <= 0) goto unequal;
+    eq = PyObject_RichCompareBool(co->co_names, cp->co_names, Py_EQ);
+    if (eq <= 0) goto unequal;
+    eq = PyObject_RichCompareBool(co->co_varnames, cp->co_varnames, Py_EQ);
+    if (eq <= 0) goto unequal;
+    eq = PyObject_RichCompareBool(co->co_freevars, cp->co_freevars, Py_EQ);
+    if (eq <= 0) goto unequal;
+    eq = PyObject_RichCompareBool(co->co_cellvars, cp->co_cellvars, Py_EQ);
+    if (eq <= 0) goto unequal;
 
-	if (op == Py_EQ)
-		res = Py_True;
-	else
-		res = Py_False;
-	goto done;
+    if (op == Py_EQ)
+        res = Py_True;
+    else
+        res = Py_False;
+    goto done;
 
   unequal:
-	if (eq < 0)
-		return NULL;
-	if (op == Py_NE)
-		res = Py_True;
-	else
-		res = Py_False;
+    if (eq < 0)
+        return NULL;
+    if (op == Py_NE)
+        res = Py_True;
+    else
+        res = Py_False;
 
   done:
-	Py_INCREF(res);
-	return res;
+    Py_INCREF(res);
+    return res;
 }
 
 static long
 code_hash(PyCodeObject *co)
 {
-	long h, h0, h1, h2, h3, h4, h5, h6;
-	h0 = PyObject_Hash(co->co_name);
-	if (h0 == -1) return -1;
-	h1 = PyObject_Hash(co->co_code);
-	if (h1 == -1) return -1;
-	h2 = PyObject_Hash(co->co_consts);
-	if (h2 == -1) return -1;
-	h3 = PyObject_Hash(co->co_names);
-	if (h3 == -1) return -1;
-	h4 = PyObject_Hash(co->co_varnames);
-	if (h4 == -1) return -1;
-	h5 = PyObject_Hash(co->co_freevars);
-	if (h5 == -1) return -1;
-	h6 = PyObject_Hash(co->co_cellvars);
-	if (h6 == -1) return -1;
-	h = h0 ^ h1 ^ h2 ^ h3 ^ h4 ^ h5 ^ h6 ^
-		co->co_argcount ^ co->co_kwonlyargcount ^
-		co->co_nlocals ^ co->co_flags;
-	if (h == -1) h = -2;
-	return h;
+    long h, h0, h1, h2, h3, h4, h5, h6;
+    h0 = PyObject_Hash(co->co_name);
+    if (h0 == -1) return -1;
+    h1 = PyObject_Hash(co->co_code);
+    if (h1 == -1) return -1;
+    h2 = PyObject_Hash(co->co_consts);
+    if (h2 == -1) return -1;
+    h3 = PyObject_Hash(co->co_names);
+    if (h3 == -1) return -1;
+    h4 = PyObject_Hash(co->co_varnames);
+    if (h4 == -1) return -1;
+    h5 = PyObject_Hash(co->co_freevars);
+    if (h5 == -1) return -1;
+    h6 = PyObject_Hash(co->co_cellvars);
+    if (h6 == -1) return -1;
+    h = h0 ^ h1 ^ h2 ^ h3 ^ h4 ^ h5 ^ h6 ^
+        co->co_argcount ^ co->co_kwonlyargcount ^
+        co->co_nlocals ^ co->co_flags;
+    if (h == -1) h = -2;
+    return h;
 }
 
 /* XXX code objects need to participate in GC? */
 
 PyTypeObject PyCode_Type = {
-	PyVarObject_HEAD_INIT(&PyType_Type, 0)
-	"code",
-	sizeof(PyCodeObject),
-	0,
-	(destructor)code_dealloc, 	/* tp_dealloc */
-	0,				/* tp_print */
-	0, 				/* tp_getattr */
-	0,				/* tp_setattr */
-	0,		 		/* tp_reserved */
-	(reprfunc)code_repr,		/* tp_repr */
-	0,				/* tp_as_number */
-	0,				/* tp_as_sequence */
-	0,				/* tp_as_mapping */
-	(hashfunc)code_hash, 		/* tp_hash */
-	0,				/* tp_call */
-	0,				/* tp_str */
-	PyObject_GenericGetAttr,	/* tp_getattro */
-	0,				/* tp_setattro */
-	0,				/* tp_as_buffer */
-	Py_TPFLAGS_DEFAULT,		/* tp_flags */
-	code_doc,			/* tp_doc */
-	0,				/* tp_traverse */
-	0,				/* tp_clear */
-	code_richcompare,		/* tp_richcompare */
-	0,				/* tp_weaklistoffset */
-	0,				/* tp_iter */
-	0,				/* tp_iternext */
-	0,				/* tp_methods */
-	code_memberlist,		/* tp_members */
-	0,				/* tp_getset */
-	0,				/* tp_base */
-	0,				/* tp_dict */
-	0,				/* tp_descr_get */
-	0,				/* tp_descr_set */
-	0,				/* tp_dictoffset */
-	0,				/* tp_init */
-	0,				/* tp_alloc */
-	code_new,			/* tp_new */
+    PyVarObject_HEAD_INIT(&PyType_Type, 0)
+    "code",
+    sizeof(PyCodeObject),
+    0,
+    (destructor)code_dealloc,           /* tp_dealloc */
+    0,                                  /* tp_print */
+    0,                                  /* tp_getattr */
+    0,                                  /* tp_setattr */
+    0,                                  /* tp_reserved */
+    (reprfunc)code_repr,                /* tp_repr */
+    0,                                  /* tp_as_number */
+    0,                                  /* tp_as_sequence */
+    0,                                  /* tp_as_mapping */
+    (hashfunc)code_hash,                /* tp_hash */
+    0,                                  /* tp_call */
+    0,                                  /* tp_str */
+    PyObject_GenericGetAttr,            /* tp_getattro */
+    0,                                  /* tp_setattro */
+    0,                                  /* tp_as_buffer */
+    Py_TPFLAGS_DEFAULT,                 /* tp_flags */
+    code_doc,                           /* tp_doc */
+    0,                                  /* tp_traverse */
+    0,                                  /* tp_clear */
+    code_richcompare,                   /* tp_richcompare */
+    0,                                  /* tp_weaklistoffset */
+    0,                                  /* tp_iter */
+    0,                                  /* tp_iternext */
+    0,                                  /* tp_methods */
+    code_memberlist,                    /* tp_members */
+    0,                                  /* tp_getset */
+    0,                                  /* tp_base */
+    0,                                  /* tp_dict */
+    0,                                  /* tp_descr_get */
+    0,                                  /* tp_descr_set */
+    0,                                  /* tp_dictoffset */
+    0,                                  /* tp_init */
+    0,                                  /* tp_alloc */
+    code_new,                           /* tp_new */
 };
 
 /* All about c_lnotab.
@@ -441,9 +441,9 @@
 pairs.  The details are important and delicate, best illustrated by example:
 
     byte code offset    source code line number
-        0		    1
-        6		    2
-       50		    7
+    0                       1
+    6                       2
+       50                   7
       350                 307
       361                 308
 
@@ -463,10 +463,10 @@
 
     lineno = addr = 0
     for addr_incr, line_incr in c_lnotab:
-        addr += addr_incr
-        if addr > A:
-            return lineno
-        lineno += line_incr
+    addr += addr_incr
+    if addr > A:
+        return lineno
+    lineno += line_incr
 
 In order for this to work, when the addr field increments by more than 255,
 the line # increment in each pair generated must be 0 until the remaining addr
@@ -478,149 +478,149 @@
 int
 PyCode_Addr2Line(PyCodeObject *co, int addrq)
 {
-	int size = PyBytes_Size(co->co_lnotab) / 2;
-	unsigned char *p = (unsigned char*)PyBytes_AsString(co->co_lnotab);
-	int line = co->co_firstlineno;
-	int addr = 0;
-	while (--size >= 0) {
-		addr += *p++;
-		if (addr > addrq)
-			break;
-		line += *p++;
-	}
-	return line;
+    int size = PyBytes_Size(co->co_lnotab) / 2;
+    unsigned char *p = (unsigned char*)PyBytes_AsString(co->co_lnotab);
+    int line = co->co_firstlineno;
+    int addr = 0;
+    while (--size >= 0) {
+        addr += *p++;
+        if (addr > addrq)
+            break;
+        line += *p++;
+    }
+    return line;
 }
 
-/* 
+/*
    Check whether the current instruction is at the start of a line.
 
  */
 
-	/* The theory of SET_LINENO-less tracing.
+    /* The theory of SET_LINENO-less tracing.
 
-	   In a nutshell, we use the co_lnotab field of the code object
-	   to tell when execution has moved onto a different line.
+       In a nutshell, we use the co_lnotab field of the code object
+       to tell when execution has moved onto a different line.
 
-	   As mentioned above, the basic idea is so set things up so
-	   that
+       As mentioned above, the basic idea is so set things up so
+       that
 
-	         *instr_lb <= frame->f_lasti < *instr_ub
+         *instr_lb <= frame->f_lasti < *instr_ub
 
-	   is true so long as execution does not change lines.
+       is true so long as execution does not change lines.
 
-	   This is all fairly simple.  Digging the information out of
-	   co_lnotab takes some work, but is conceptually clear.
+       This is all fairly simple.  Digging the information out of
+       co_lnotab takes some work, but is conceptually clear.
 
-	   Somewhat harder to explain is why we don't *always* call the
-	   line trace function when the above test fails.
+       Somewhat harder to explain is why we don't *always* call the
+       line trace function when the above test fails.
 
-	   Consider this code:
+       Consider this code:
 
-	   1: def f(a):
-	   2:     if a:
-	   3:        print 1
-	   4:     else:
-	   5:        print 2
+       1: def f(a):
+       2:     if a:
+       3:        print 1
+       4:     else:
+       5:        print 2
 
-	   which compiles to this:
+       which compiles to this:
 
-	   2           0 LOAD_FAST                0 (a)
-		       3 JUMP_IF_FALSE            9 (to 15)
-		       6 POP_TOP
+       2           0 LOAD_FAST                0 (a)
+                   3 JUMP_IF_FALSE            9 (to 15)
+                   6 POP_TOP
 
-	   3           7 LOAD_CONST               1 (1)
-		      10 PRINT_ITEM
-		      11 PRINT_NEWLINE
-		      12 JUMP_FORWARD             6 (to 21)
-		 >>   15 POP_TOP
+       3           7 LOAD_CONST               1 (1)
+                  10 PRINT_ITEM
+                  11 PRINT_NEWLINE
+                  12 JUMP_FORWARD             6 (to 21)
+         >>   15 POP_TOP
 
-	   5          16 LOAD_CONST               2 (2)
-		      19 PRINT_ITEM
-		      20 PRINT_NEWLINE
-		 >>   21 LOAD_CONST               0 (None)
-		      24 RETURN_VALUE
+       5          16 LOAD_CONST               2 (2)
+                  19 PRINT_ITEM
+                  20 PRINT_NEWLINE
+         >>   21 LOAD_CONST               0 (None)
+              24 RETURN_VALUE
 
-	   If 'a' is false, execution will jump to instruction at offset
-	   15 and the co_lnotab will claim that execution has moved to
-	   line 3.  This is at best misleading.  In this case we could
-	   associate the POP_TOP with line 4, but that doesn't make
-	   sense in all cases (I think).
+       If 'a' is false, execution will jump to instruction at offset
+       15 and the co_lnotab will claim that execution has moved to
+       line 3.  This is at best misleading.  In this case we could
+       associate the POP_TOP with line 4, but that doesn't make
+       sense in all cases (I think).
 
-	   What we do is only call the line trace function if the co_lnotab
-	   indicates we have jumped to the *start* of a line, i.e. if the
-	   current instruction offset matches the offset given for the
-	   start of a line by the co_lnotab.
+       What we do is only call the line trace function if the co_lnotab
+       indicates we have jumped to the *start* of a line, i.e. if the
+       current instruction offset matches the offset given for the
+       start of a line by the co_lnotab.
 
-	   This also takes care of the situation where 'a' is true.
-	   Execution will jump from instruction offset 12 to offset 21.
-	   Then the co_lnotab would imply that execution has moved to line
-	   5, which is again misleading.
+       This also takes care of the situation where 'a' is true.
+       Execution will jump from instruction offset 12 to offset 21.
+       Then the co_lnotab would imply that execution has moved to line
+       5, which is again misleading.
 
-	   Why do we set f_lineno when tracing?  Well, consider the code
-	   above when 'a' is true.  If stepping through this with 'n' in
-	   pdb, you would stop at line 1 with a "call" type event, then
-	   line events on lines 2 and 3, then a "return" type event -- but
-	   you would be shown line 5 during this event.  This is a change
-	   from the behaviour in 2.2 and before, and I've found it
-	   confusing in practice.  By setting and using f_lineno when
-	   tracing, one can report a line number different from that
-	   suggested by f_lasti on this one occasion where it's desirable.
-	*/
+       Why do we set f_lineno when tracing?  Well, consider the code
+       above when 'a' is true.  If stepping through this with 'n' in
+       pdb, you would stop at line 1 with a "call" type event, then
+       line events on lines 2 and 3, then a "return" type event -- but
+       you would be shown line 5 during this event.  This is a change
+       from the behaviour in 2.2 and before, and I've found it
+       confusing in practice.  By setting and using f_lineno when
+       tracing, one can report a line number different from that
+       suggested by f_lasti on this one occasion where it's desirable.
+    */
 
 
-int 
+int
 PyCode_CheckLineNumber(PyCodeObject* co, int lasti, PyAddrPair *bounds)
 {
-        int size, addr, line;
-        unsigned char* p;
+    int size, addr, line;
+    unsigned char* p;
 
-        p = (unsigned char*)PyBytes_AS_STRING(co->co_lnotab);
-        size = PyBytes_GET_SIZE(co->co_lnotab) / 2;
+    p = (unsigned char*)PyBytes_AS_STRING(co->co_lnotab);
+    size = PyBytes_GET_SIZE(co->co_lnotab) / 2;
 
-        addr = 0;
-        line = co->co_firstlineno;
-        assert(line > 0);
+    addr = 0;
+    line = co->co_firstlineno;
+    assert(line > 0);
 
-        /* possible optimization: if f->f_lasti == instr_ub
-           (likely to be a common case) then we already know
-           instr_lb -- if we stored the matching value of p
-           somwhere we could skip the first while loop. */
+    /* possible optimization: if f->f_lasti == instr_ub
+       (likely to be a common case) then we already know
+       instr_lb -- if we stored the matching value of p
+       somwhere we could skip the first while loop. */
 
-        /* see comments in compile.c for the description of
-           co_lnotab.  A point to remember: increments to p
-           should come in pairs -- although we don't care about
-           the line increments here, treating them as byte
-           increments gets confusing, to say the least. */
+    /* see comments in compile.c for the description of
+       co_lnotab.  A point to remember: increments to p
+       should come in pairs -- although we don't care about
+       the line increments here, treating them as byte
+       increments gets confusing, to say the least. */
 
-        bounds->ap_lower = 0;
-        while (size > 0) {
-                if (addr + *p > lasti)
-                        break;
-                addr += *p++;
-                if (*p) 
-                        bounds->ap_lower = addr;
-                line += *p++;
-                --size;
+    bounds->ap_lower = 0;
+    while (size > 0) {
+        if (addr + *p > lasti)
+            break;
+        addr += *p++;
+        if (*p)
+            bounds->ap_lower = addr;
+        line += *p++;
+        --size;
+    }
+
+    /* If lasti and addr don't match exactly, we don't want to
+       change the lineno slot on the frame or execute a trace
+       function.  Return -1 instead.
+    */
+    if (addr != lasti)
+        line = -1;
+
+    if (size > 0) {
+        while (--size >= 0) {
+            addr += *p++;
+            if (*p++)
+                break;
         }
+        bounds->ap_upper = addr;
+    }
+    else {
+        bounds->ap_upper = INT_MAX;
+    }
 
-        /* If lasti and addr don't match exactly, we don't want to
-           change the lineno slot on the frame or execute a trace
-           function.  Return -1 instead.
-        */
-        if (addr != lasti)
-                line = -1;
-        
-        if (size > 0) {
-                while (--size >= 0) {
-                        addr += *p++;
-                        if (*p++)
-                                break;
-                }
-                bounds->ap_upper = addr;
-        }
-        else {
-                bounds->ap_upper = INT_MAX;
-        }
-
-        return line;
+    return line;
 }