diff --git a/Objects/funcobject.c b/Objects/funcobject.c
index 35fc32d..c2ad964 100644
--- a/Objects/funcobject.c
+++ b/Objects/funcobject.c
@@ -9,215 +9,215 @@
 PyObject *
 PyFunction_New(PyObject *code, PyObject *globals)
 {
-	PyFunctionObject *op = PyObject_GC_New(PyFunctionObject,
-					    &PyFunction_Type);
-	static PyObject *__name__ = 0;
-	if (op != NULL) {
-		PyObject *doc;
-		PyObject *consts;
-		PyObject *module;
-		op->func_weakreflist = NULL;
-		Py_INCREF(code);
-		op->func_code = code;
-		Py_INCREF(globals);
-		op->func_globals = globals;
-		op->func_name = ((PyCodeObject *)code)->co_name;
-		Py_INCREF(op->func_name);
-		op->func_defaults = NULL; /* No default arguments */
-		op->func_kwdefaults = NULL; /* No keyword only defaults */
-		op->func_closure = NULL;
-		consts = ((PyCodeObject *)code)->co_consts;
-		if (PyTuple_Size(consts) >= 1) {
-			doc = PyTuple_GetItem(consts, 0);
-			if (!PyUnicode_Check(doc))
-				doc = Py_None;
-		}
-		else
-			doc = Py_None;
-		Py_INCREF(doc);
-		op->func_doc = doc;
-		op->func_dict = NULL;
-		op->func_module = NULL;
-		op->func_annotations = NULL;
+    PyFunctionObject *op = PyObject_GC_New(PyFunctionObject,
+                                        &PyFunction_Type);
+    static PyObject *__name__ = 0;
+    if (op != NULL) {
+        PyObject *doc;
+        PyObject *consts;
+        PyObject *module;
+        op->func_weakreflist = NULL;
+        Py_INCREF(code);
+        op->func_code = code;
+        Py_INCREF(globals);
+        op->func_globals = globals;
+        op->func_name = ((PyCodeObject *)code)->co_name;
+        Py_INCREF(op->func_name);
+        op->func_defaults = NULL; /* No default arguments */
+        op->func_kwdefaults = NULL; /* No keyword only defaults */
+        op->func_closure = NULL;
+        consts = ((PyCodeObject *)code)->co_consts;
+        if (PyTuple_Size(consts) >= 1) {
+            doc = PyTuple_GetItem(consts, 0);
+            if (!PyUnicode_Check(doc))
+                doc = Py_None;
+        }
+        else
+            doc = Py_None;
+        Py_INCREF(doc);
+        op->func_doc = doc;
+        op->func_dict = NULL;
+        op->func_module = NULL;
+        op->func_annotations = NULL;
 
-		/* __module__: If module name is in globals, use it.
-		   Otherwise, use None.
-		*/
-		if (!__name__) {
-			__name__ = PyUnicode_InternFromString("__name__");
-			if (!__name__) {
-				Py_DECREF(op);
-				return NULL;
-			}
-		}
-		module = PyDict_GetItem(globals, __name__);
-		if (module) {
-		    Py_INCREF(module);
-		    op->func_module = module;
-		}
-	}
-	else
-		return NULL;
-	_PyObject_GC_TRACK(op);
-	return (PyObject *)op;
+        /* __module__: If module name is in globals, use it.
+           Otherwise, use None.
+        */
+        if (!__name__) {
+            __name__ = PyUnicode_InternFromString("__name__");
+            if (!__name__) {
+                Py_DECREF(op);
+                return NULL;
+            }
+        }
+        module = PyDict_GetItem(globals, __name__);
+        if (module) {
+            Py_INCREF(module);
+            op->func_module = module;
+        }
+    }
+    else
+        return NULL;
+    _PyObject_GC_TRACK(op);
+    return (PyObject *)op;
 }
 
 PyObject *
 PyFunction_GetCode(PyObject *op)
 {
-	if (!PyFunction_Check(op)) {
-		PyErr_BadInternalCall();
-		return NULL;
-	}
-	return ((PyFunctionObject *) op) -> func_code;
+    if (!PyFunction_Check(op)) {
+        PyErr_BadInternalCall();
+        return NULL;
+    }
+    return ((PyFunctionObject *) op) -> func_code;
 }
 
 PyObject *
 PyFunction_GetGlobals(PyObject *op)
 {
-	if (!PyFunction_Check(op)) {
-		PyErr_BadInternalCall();
-		return NULL;
-	}
-	return ((PyFunctionObject *) op) -> func_globals;
+    if (!PyFunction_Check(op)) {
+        PyErr_BadInternalCall();
+        return NULL;
+    }
+    return ((PyFunctionObject *) op) -> func_globals;
 }
 
 PyObject *
 PyFunction_GetModule(PyObject *op)
 {
-	if (!PyFunction_Check(op)) {
-		PyErr_BadInternalCall();
-		return NULL;
-	}
-	return ((PyFunctionObject *) op) -> func_module;
+    if (!PyFunction_Check(op)) {
+        PyErr_BadInternalCall();
+        return NULL;
+    }
+    return ((PyFunctionObject *) op) -> func_module;
 }
 
 PyObject *
 PyFunction_GetDefaults(PyObject *op)
 {
-	if (!PyFunction_Check(op)) {
-		PyErr_BadInternalCall();
-		return NULL;
-	}
-	return ((PyFunctionObject *) op) -> func_defaults;
+    if (!PyFunction_Check(op)) {
+        PyErr_BadInternalCall();
+        return NULL;
+    }
+    return ((PyFunctionObject *) op) -> func_defaults;
 }
 
 int
 PyFunction_SetDefaults(PyObject *op, PyObject *defaults)
 {
-	if (!PyFunction_Check(op)) {
-		PyErr_BadInternalCall();
-		return -1;
-	}
-	if (defaults == Py_None)
-		defaults = NULL;
-	else if (defaults && PyTuple_Check(defaults)) {
-		Py_INCREF(defaults);
-	}
-	else {
-		PyErr_SetString(PyExc_SystemError, "non-tuple default args");
-		return -1;
-	}
-	Py_XDECREF(((PyFunctionObject *) op) -> func_defaults);
-	((PyFunctionObject *) op) -> func_defaults = defaults;
-	return 0;
+    if (!PyFunction_Check(op)) {
+        PyErr_BadInternalCall();
+        return -1;
+    }
+    if (defaults == Py_None)
+        defaults = NULL;
+    else if (defaults && PyTuple_Check(defaults)) {
+        Py_INCREF(defaults);
+    }
+    else {
+        PyErr_SetString(PyExc_SystemError, "non-tuple default args");
+        return -1;
+    }
+    Py_XDECREF(((PyFunctionObject *) op) -> func_defaults);
+    ((PyFunctionObject *) op) -> func_defaults = defaults;
+    return 0;
 }
 
 PyObject *
 PyFunction_GetKwDefaults(PyObject *op)
 {
-	if (!PyFunction_Check(op)) {
-		PyErr_BadInternalCall();
-		return NULL;
-	}
-	return ((PyFunctionObject *) op) -> func_kwdefaults;
+    if (!PyFunction_Check(op)) {
+        PyErr_BadInternalCall();
+        return NULL;
+    }
+    return ((PyFunctionObject *) op) -> func_kwdefaults;
 }
 
 int
 PyFunction_SetKwDefaults(PyObject *op, PyObject *defaults)
 {
-	if (!PyFunction_Check(op)) {
-		PyErr_BadInternalCall();
-		return -1;
-	}
-	if (defaults == Py_None)
-		defaults = NULL;
-	else if (defaults && PyDict_Check(defaults)) {
-		Py_INCREF(defaults);
-	}
-	else {
-		PyErr_SetString(PyExc_SystemError,
-				"non-dict keyword only default args");
-		return -1;
-	}
-	Py_XDECREF(((PyFunctionObject *)op) -> func_kwdefaults);
-	((PyFunctionObject *) op) -> func_kwdefaults = defaults;
-	return 0;
+    if (!PyFunction_Check(op)) {
+        PyErr_BadInternalCall();
+        return -1;
+    }
+    if (defaults == Py_None)
+        defaults = NULL;
+    else if (defaults && PyDict_Check(defaults)) {
+        Py_INCREF(defaults);
+    }
+    else {
+        PyErr_SetString(PyExc_SystemError,
+                        "non-dict keyword only default args");
+        return -1;
+    }
+    Py_XDECREF(((PyFunctionObject *)op) -> func_kwdefaults);
+    ((PyFunctionObject *) op) -> func_kwdefaults = defaults;
+    return 0;
 }
 
 PyObject *
 PyFunction_GetClosure(PyObject *op)
 {
-	if (!PyFunction_Check(op)) {
-		PyErr_BadInternalCall();
-		return NULL;
-	}
-	return ((PyFunctionObject *) op) -> func_closure;
+    if (!PyFunction_Check(op)) {
+        PyErr_BadInternalCall();
+        return NULL;
+    }
+    return ((PyFunctionObject *) op) -> func_closure;
 }
 
 int
 PyFunction_SetClosure(PyObject *op, PyObject *closure)
 {
-	if (!PyFunction_Check(op)) {
-		PyErr_BadInternalCall();
-		return -1;
-	}
-	if (closure == Py_None)
-		closure = NULL;
-	else if (PyTuple_Check(closure)) {
-		Py_INCREF(closure);
-	}
-	else {
-		PyErr_Format(PyExc_SystemError, 
-			     "expected tuple for closure, got '%.100s'",
-			     closure->ob_type->tp_name);
-		return -1;
-	}
-	Py_XDECREF(((PyFunctionObject *) op) -> func_closure);
-	((PyFunctionObject *) op) -> func_closure = closure;
-	return 0;
+    if (!PyFunction_Check(op)) {
+        PyErr_BadInternalCall();
+        return -1;
+    }
+    if (closure == Py_None)
+        closure = NULL;
+    else if (PyTuple_Check(closure)) {
+        Py_INCREF(closure);
+    }
+    else {
+        PyErr_Format(PyExc_SystemError,
+                     "expected tuple for closure, got '%.100s'",
+                     closure->ob_type->tp_name);
+        return -1;
+    }
+    Py_XDECREF(((PyFunctionObject *) op) -> func_closure);
+    ((PyFunctionObject *) op) -> func_closure = closure;
+    return 0;
 }
 
 PyObject *
 PyFunction_GetAnnotations(PyObject *op)
 {
-	if (!PyFunction_Check(op)) {
-		PyErr_BadInternalCall();
-		return NULL;
-	}
-	return ((PyFunctionObject *) op) -> func_annotations;
+    if (!PyFunction_Check(op)) {
+        PyErr_BadInternalCall();
+        return NULL;
+    }
+    return ((PyFunctionObject *) op) -> func_annotations;
 }
 
 int
 PyFunction_SetAnnotations(PyObject *op, PyObject *annotations)
 {
-	if (!PyFunction_Check(op)) {
-		PyErr_BadInternalCall();
-		return -1;
-	}
-	if (annotations == Py_None)
-		annotations = NULL;
-	else if (annotations && PyDict_Check(annotations)) {
-		Py_INCREF(annotations);
-	}
-	else {
-		PyErr_SetString(PyExc_SystemError,
-				"non-dict annotations");
-		return -1;
-	}
-	Py_XDECREF(((PyFunctionObject *)op) -> func_annotations);
-	((PyFunctionObject *) op) -> func_annotations = annotations;
-	return 0;
+    if (!PyFunction_Check(op)) {
+        PyErr_BadInternalCall();
+        return -1;
+    }
+    if (annotations == Py_None)
+        annotations = NULL;
+    else if (annotations && PyDict_Check(annotations)) {
+        Py_INCREF(annotations);
+    }
+    else {
+        PyErr_SetString(PyExc_SystemError,
+                        "non-dict annotations");
+        return -1;
+    }
+    Py_XDECREF(((PyFunctionObject *)op) -> func_annotations);
+    ((PyFunctionObject *) op) -> func_annotations = annotations;
+    return 0;
 }
 
 /* Methods */
@@ -225,224 +225,224 @@
 #define OFF(x) offsetof(PyFunctionObject, x)
 
 static PyMemberDef func_memberlist[] = {
-        {"__closure__",   T_OBJECT,     OFF(func_closure),
-	 RESTRICTED|READONLY},
-        {"__doc__",       T_OBJECT,     OFF(func_doc), PY_WRITE_RESTRICTED},
-        {"__globals__",   T_OBJECT,     OFF(func_globals),
-	 RESTRICTED|READONLY},
-        {"__module__",    T_OBJECT,     OFF(func_module), PY_WRITE_RESTRICTED},
-        {NULL}  /* Sentinel */
+    {"__closure__",   T_OBJECT,     OFF(func_closure),
+     RESTRICTED|READONLY},
+    {"__doc__",       T_OBJECT,     OFF(func_doc), PY_WRITE_RESTRICTED},
+    {"__globals__",   T_OBJECT,     OFF(func_globals),
+     RESTRICTED|READONLY},
+    {"__module__",    T_OBJECT,     OFF(func_module), PY_WRITE_RESTRICTED},
+    {NULL}  /* Sentinel */
 };
 
 static PyObject *
 func_get_dict(PyFunctionObject *op)
 {
-	if (op->func_dict == NULL) {
-		op->func_dict = PyDict_New();
-		if (op->func_dict == NULL)
-			return NULL;
-	}
-	Py_INCREF(op->func_dict);
-	return op->func_dict;
+    if (op->func_dict == NULL) {
+        op->func_dict = PyDict_New();
+        if (op->func_dict == NULL)
+            return NULL;
+    }
+    Py_INCREF(op->func_dict);
+    return op->func_dict;
 }
 
 static int
 func_set_dict(PyFunctionObject *op, PyObject *value)
 {
-	PyObject *tmp;
+    PyObject *tmp;
 
-	/* It is illegal to del f.func_dict */
-	if (value == NULL) {
-		PyErr_SetString(PyExc_TypeError,
-				"function's dictionary may not be deleted");
-		return -1;
-	}
-	/* Can only set func_dict to a dictionary */
-	if (!PyDict_Check(value)) {
-		PyErr_SetString(PyExc_TypeError,
-				"setting function's dictionary to a non-dict");
-		return -1;
-	}
-	tmp = op->func_dict;
-	Py_INCREF(value);
-	op->func_dict = value;
-	Py_XDECREF(tmp);
-	return 0;
+    /* It is illegal to del f.func_dict */
+    if (value == NULL) {
+        PyErr_SetString(PyExc_TypeError,
+                        "function's dictionary may not be deleted");
+        return -1;
+    }
+    /* Can only set func_dict to a dictionary */
+    if (!PyDict_Check(value)) {
+        PyErr_SetString(PyExc_TypeError,
+                        "setting function's dictionary to a non-dict");
+        return -1;
+    }
+    tmp = op->func_dict;
+    Py_INCREF(value);
+    op->func_dict = value;
+    Py_XDECREF(tmp);
+    return 0;
 }
 
 static PyObject *
 func_get_code(PyFunctionObject *op)
 {
-	Py_INCREF(op->func_code);
-	return op->func_code;
+    Py_INCREF(op->func_code);
+    return op->func_code;
 }
 
 static int
 func_set_code(PyFunctionObject *op, PyObject *value)
 {
-	PyObject *tmp;
-	Py_ssize_t nfree, nclosure;
+    PyObject *tmp;
+    Py_ssize_t nfree, nclosure;
 
-	/* Not legal to del f.func_code or to set it to anything
-	 * other than a code object. */
-	if (value == NULL || !PyCode_Check(value)) {
-		PyErr_SetString(PyExc_TypeError,
-				"__code__ must be set to a code object");
-		return -1;
-	}
-	nfree = PyCode_GetNumFree((PyCodeObject *)value);
-	nclosure = (op->func_closure == NULL ? 0 :
-		    PyTuple_GET_SIZE(op->func_closure));
-	if (nclosure != nfree) {
-		PyErr_Format(PyExc_ValueError,
-			     "%U() requires a code object with %zd free vars,"
-			     " not %zd",
-			     op->func_name,
-			     nclosure, nfree);
-		return -1;
-	}
-	tmp = op->func_code;
-	Py_INCREF(value);
-	op->func_code = value;
-	Py_DECREF(tmp);
-	return 0;
+    /* Not legal to del f.func_code or to set it to anything
+     * other than a code object. */
+    if (value == NULL || !PyCode_Check(value)) {
+        PyErr_SetString(PyExc_TypeError,
+                        "__code__ must be set to a code object");
+        return -1;
+    }
+    nfree = PyCode_GetNumFree((PyCodeObject *)value);
+    nclosure = (op->func_closure == NULL ? 0 :
+            PyTuple_GET_SIZE(op->func_closure));
+    if (nclosure != nfree) {
+        PyErr_Format(PyExc_ValueError,
+                     "%U() requires a code object with %zd free vars,"
+                     " not %zd",
+                     op->func_name,
+                     nclosure, nfree);
+        return -1;
+    }
+    tmp = op->func_code;
+    Py_INCREF(value);
+    op->func_code = value;
+    Py_DECREF(tmp);
+    return 0;
 }
 
 static PyObject *
 func_get_name(PyFunctionObject *op)
 {
-	Py_INCREF(op->func_name);
-	return op->func_name;
+    Py_INCREF(op->func_name);
+    return op->func_name;
 }
 
 static int
 func_set_name(PyFunctionObject *op, PyObject *value)
 {
-	PyObject *tmp;
+    PyObject *tmp;
 
-	/* Not legal to del f.func_name or to set it to anything
-	 * other than a string object. */
-	if (value == NULL || !PyUnicode_Check(value)) {
-		PyErr_SetString(PyExc_TypeError,
-				"__name__ must be set to a string object");
-		return -1;
-	}
-	tmp = op->func_name;
-	Py_INCREF(value);
-	op->func_name = value;
-	Py_DECREF(tmp);
-	return 0;
+    /* Not legal to del f.func_name or to set it to anything
+     * other than a string object. */
+    if (value == NULL || !PyUnicode_Check(value)) {
+        PyErr_SetString(PyExc_TypeError,
+                        "__name__ must be set to a string object");
+        return -1;
+    }
+    tmp = op->func_name;
+    Py_INCREF(value);
+    op->func_name = value;
+    Py_DECREF(tmp);
+    return 0;
 }
 
 static PyObject *
 func_get_defaults(PyFunctionObject *op)
 {
-	if (op->func_defaults == NULL) {
-		Py_INCREF(Py_None);
-		return Py_None;
-	}
-	Py_INCREF(op->func_defaults);
-	return op->func_defaults;
+    if (op->func_defaults == NULL) {
+        Py_INCREF(Py_None);
+        return Py_None;
+    }
+    Py_INCREF(op->func_defaults);
+    return op->func_defaults;
 }
 
 static int
 func_set_defaults(PyFunctionObject *op, PyObject *value)
 {
-	PyObject *tmp;
+    PyObject *tmp;
 
-	/* Legal to del f.func_defaults.
-	 * Can only set func_defaults to NULL or a tuple. */
-	if (value == Py_None)
-		value = NULL;
-	if (value != NULL && !PyTuple_Check(value)) {
-		PyErr_SetString(PyExc_TypeError,
-				"__defaults__ must be set to a tuple object");
-		return -1;
-	}
-	tmp = op->func_defaults;
-	Py_XINCREF(value);
-	op->func_defaults = value;
-	Py_XDECREF(tmp);
-	return 0;
+    /* Legal to del f.func_defaults.
+     * Can only set func_defaults to NULL or a tuple. */
+    if (value == Py_None)
+        value = NULL;
+    if (value != NULL && !PyTuple_Check(value)) {
+        PyErr_SetString(PyExc_TypeError,
+                        "__defaults__ must be set to a tuple object");
+        return -1;
+    }
+    tmp = op->func_defaults;
+    Py_XINCREF(value);
+    op->func_defaults = value;
+    Py_XDECREF(tmp);
+    return 0;
 }
 
 static PyObject *
 func_get_kwdefaults(PyFunctionObject *op)
 {
-	if (op->func_kwdefaults == NULL) {
-		Py_INCREF(Py_None);
-		return Py_None;
-	}
-	Py_INCREF(op->func_kwdefaults);
-	return op->func_kwdefaults;
+    if (op->func_kwdefaults == NULL) {
+        Py_INCREF(Py_None);
+        return Py_None;
+    }
+    Py_INCREF(op->func_kwdefaults);
+    return op->func_kwdefaults;
 }
 
 static int
 func_set_kwdefaults(PyFunctionObject *op, PyObject *value)
 {
-	PyObject *tmp;
+    PyObject *tmp;
 
-	if (value == Py_None)
-		value = NULL;
-	/* Legal to del f.func_kwdefaults.
-	 * Can only set func_kwdefaults to NULL or a dict. */
-	if (value != NULL && !PyDict_Check(value)) {
-		PyErr_SetString(PyExc_TypeError,
-			"__kwdefaults__ must be set to a dict object");
-		return -1;
-	}
-	tmp = op->func_kwdefaults;
-	Py_XINCREF(value);
-	op->func_kwdefaults = value;
-	Py_XDECREF(tmp);
-	return 0;
+    if (value == Py_None)
+        value = NULL;
+    /* Legal to del f.func_kwdefaults.
+     * Can only set func_kwdefaults to NULL or a dict. */
+    if (value != NULL && !PyDict_Check(value)) {
+        PyErr_SetString(PyExc_TypeError,
+            "__kwdefaults__ must be set to a dict object");
+        return -1;
+    }
+    tmp = op->func_kwdefaults;
+    Py_XINCREF(value);
+    op->func_kwdefaults = value;
+    Py_XDECREF(tmp);
+    return 0;
 }
 
 static PyObject *
 func_get_annotations(PyFunctionObject *op)
 {
-	if (op->func_annotations == NULL) {
-		op->func_annotations = PyDict_New();
-		if (op->func_annotations == NULL)
-			return NULL;
-	}
-	Py_INCREF(op->func_annotations);
-	return op->func_annotations;
+    if (op->func_annotations == NULL) {
+        op->func_annotations = PyDict_New();
+        if (op->func_annotations == NULL)
+            return NULL;
+    }
+    Py_INCREF(op->func_annotations);
+    return op->func_annotations;
 }
 
 static int
 func_set_annotations(PyFunctionObject *op, PyObject *value)
 {
-	PyObject *tmp;
+    PyObject *tmp;
 
-	if (value == Py_None)
-		value = NULL;
-	/* Legal to del f.func_annotations.
-	 * Can only set func_annotations to NULL (through C api)
-	 * or a dict. */
-	if (value != NULL && !PyDict_Check(value)) {
-		PyErr_SetString(PyExc_TypeError,
-			"__annotations__ must be set to a dict object");
-		return -1;
-	}
-	tmp = op->func_annotations;
-	Py_XINCREF(value);
-	op->func_annotations = value;
-	Py_XDECREF(tmp);
-	return 0;
+    if (value == Py_None)
+        value = NULL;
+    /* Legal to del f.func_annotations.
+     * Can only set func_annotations to NULL (through C api)
+     * or a dict. */
+    if (value != NULL && !PyDict_Check(value)) {
+        PyErr_SetString(PyExc_TypeError,
+            "__annotations__ must be set to a dict object");
+        return -1;
+    }
+    tmp = op->func_annotations;
+    Py_XINCREF(value);
+    op->func_annotations = value;
+    Py_XDECREF(tmp);
+    return 0;
 }
 
 static PyGetSetDef func_getsetlist[] = {
-        {"__code__", (getter)func_get_code, (setter)func_set_code},
-        {"__defaults__", (getter)func_get_defaults,
-	 (setter)func_set_defaults},
-	{"__kwdefaults__", (getter)func_get_kwdefaults,
-	 (setter)func_set_kwdefaults},
-	{"__annotations__", (getter)func_get_annotations,
-	 (setter)func_set_annotations},
-	{"__dict__", (getter)func_get_dict, (setter)func_set_dict},
-	{"__name__", (getter)func_get_name, (setter)func_set_name},
-	{NULL} /* Sentinel */
+    {"__code__", (getter)func_get_code, (setter)func_set_code},
+    {"__defaults__", (getter)func_get_defaults,
+     (setter)func_set_defaults},
+    {"__kwdefaults__", (getter)func_get_kwdefaults,
+     (setter)func_set_kwdefaults},
+    {"__annotations__", (getter)func_get_annotations,
+     (setter)func_set_annotations},
+    {"__dict__", (getter)func_get_dict, (setter)func_set_dict},
+    {"__name__", (getter)func_get_name, (setter)func_set_name},
+    {NULL} /* Sentinel */
 };
 
 PyDoc_STRVAR(func_doc,
@@ -455,241 +455,241 @@
 
 /* func_new() maintains the following invariants for closures.  The
    closure must correspond to the free variables of the code object.
-   
-   if len(code.co_freevars) == 0: 
-           closure = NULL
+
+   if len(code.co_freevars) == 0:
+       closure = NULL
    else:
-           len(closure) == len(code.co_freevars)
+       len(closure) == len(code.co_freevars)
    for every elt in closure, type(elt) == cell
 */
 
 static PyObject *
 func_new(PyTypeObject* type, PyObject* args, PyObject* kw)
 {
-	PyCodeObject *code;
-	PyObject *globals;
-	PyObject *name = Py_None;
-	PyObject *defaults = Py_None;
-	PyObject *closure = Py_None;
-	PyFunctionObject *newfunc;
-	Py_ssize_t nfree, nclosure;
-	static char *kwlist[] = {"code", "globals", "name",
-				 "argdefs", "closure", 0};
+    PyCodeObject *code;
+    PyObject *globals;
+    PyObject *name = Py_None;
+    PyObject *defaults = Py_None;
+    PyObject *closure = Py_None;
+    PyFunctionObject *newfunc;
+    Py_ssize_t nfree, nclosure;
+    static char *kwlist[] = {"code", "globals", "name",
+                             "argdefs", "closure", 0};
 
-	if (!PyArg_ParseTupleAndKeywords(args, kw, "O!O!|OOO:function",
-			      kwlist,
-			      &PyCode_Type, &code,
-			      &PyDict_Type, &globals,
-			      &name, &defaults, &closure))
-		return NULL;
-	if (name != Py_None && !PyUnicode_Check(name)) {
-		PyErr_SetString(PyExc_TypeError,
-				"arg 3 (name) must be None or string");
-		return NULL;
-	}
-	if (defaults != Py_None && !PyTuple_Check(defaults)) {
-		PyErr_SetString(PyExc_TypeError,
-				"arg 4 (defaults) must be None or tuple");
-		return NULL;
-	}
-	nfree = PyTuple_GET_SIZE(code->co_freevars);
-	if (!PyTuple_Check(closure)) {
-		if (nfree && closure == Py_None) {
-			PyErr_SetString(PyExc_TypeError,
-					"arg 5 (closure) must be tuple");
-			return NULL;
-		}
-		else if (closure != Py_None) {
-			PyErr_SetString(PyExc_TypeError,
-				"arg 5 (closure) must be None or tuple");
-			return NULL;
-		}
-	}
+    if (!PyArg_ParseTupleAndKeywords(args, kw, "O!O!|OOO:function",
+                          kwlist,
+                          &PyCode_Type, &code,
+                          &PyDict_Type, &globals,
+                          &name, &defaults, &closure))
+        return NULL;
+    if (name != Py_None && !PyUnicode_Check(name)) {
+        PyErr_SetString(PyExc_TypeError,
+                        "arg 3 (name) must be None or string");
+        return NULL;
+    }
+    if (defaults != Py_None && !PyTuple_Check(defaults)) {
+        PyErr_SetString(PyExc_TypeError,
+                        "arg 4 (defaults) must be None or tuple");
+        return NULL;
+    }
+    nfree = PyTuple_GET_SIZE(code->co_freevars);
+    if (!PyTuple_Check(closure)) {
+        if (nfree && closure == Py_None) {
+            PyErr_SetString(PyExc_TypeError,
+                            "arg 5 (closure) must be tuple");
+            return NULL;
+        }
+        else if (closure != Py_None) {
+            PyErr_SetString(PyExc_TypeError,
+                "arg 5 (closure) must be None or tuple");
+            return NULL;
+        }
+    }
 
-	/* check that the closure is well-formed */
-	nclosure = closure == Py_None ? 0 : PyTuple_GET_SIZE(closure);
-	if (nfree != nclosure)
-		return PyErr_Format(PyExc_ValueError,
-		                    "%U requires closure of length %zd, not %zd",
-		                    code->co_name, nfree, nclosure);
-	if (nclosure) {
-		Py_ssize_t i;
-		for (i = 0; i < nclosure; i++) {
-			PyObject *o = PyTuple_GET_ITEM(closure, i);
-			if (!PyCell_Check(o)) {
-				return PyErr_Format(PyExc_TypeError,
-				    "arg 5 (closure) expected cell, found %s",
-						    o->ob_type->tp_name);
-			}
-		}
-	}
-	
-	newfunc = (PyFunctionObject *)PyFunction_New((PyObject *)code, 
-						     globals);
-	if (newfunc == NULL)
-		return NULL;
-	
-	if (name != Py_None) {
-		Py_INCREF(name);
-		Py_DECREF(newfunc->func_name);
-		newfunc->func_name = name;
-	}
-	if (defaults != Py_None) {
-		Py_INCREF(defaults);
-		newfunc->func_defaults  = defaults;
-	}
-	if (closure != Py_None) {
-		Py_INCREF(closure);
-		newfunc->func_closure = closure;
-	}
+    /* check that the closure is well-formed */
+    nclosure = closure == Py_None ? 0 : PyTuple_GET_SIZE(closure);
+    if (nfree != nclosure)
+        return PyErr_Format(PyExc_ValueError,
+                            "%U requires closure of length %zd, not %zd",
+                            code->co_name, nfree, nclosure);
+    if (nclosure) {
+        Py_ssize_t i;
+        for (i = 0; i < nclosure; i++) {
+            PyObject *o = PyTuple_GET_ITEM(closure, i);
+            if (!PyCell_Check(o)) {
+                return PyErr_Format(PyExc_TypeError,
+                    "arg 5 (closure) expected cell, found %s",
+                                    o->ob_type->tp_name);
+            }
+        }
+    }
 
-	return (PyObject *)newfunc;
+    newfunc = (PyFunctionObject *)PyFunction_New((PyObject *)code,
+                                                 globals);
+    if (newfunc == NULL)
+        return NULL;
+
+    if (name != Py_None) {
+        Py_INCREF(name);
+        Py_DECREF(newfunc->func_name);
+        newfunc->func_name = name;
+    }
+    if (defaults != Py_None) {
+        Py_INCREF(defaults);
+        newfunc->func_defaults  = defaults;
+    }
+    if (closure != Py_None) {
+        Py_INCREF(closure);
+        newfunc->func_closure = closure;
+    }
+
+    return (PyObject *)newfunc;
 }
 
 static void
 func_dealloc(PyFunctionObject *op)
 {
-	_PyObject_GC_UNTRACK(op);
-	if (op->func_weakreflist != NULL)
-		PyObject_ClearWeakRefs((PyObject *) op);
-	Py_DECREF(op->func_code);
-	Py_DECREF(op->func_globals);
-	Py_XDECREF(op->func_module);
-	Py_DECREF(op->func_name);
-	Py_XDECREF(op->func_defaults);
-	Py_XDECREF(op->func_kwdefaults);
-	Py_XDECREF(op->func_doc);
-	Py_XDECREF(op->func_dict);
-	Py_XDECREF(op->func_closure);
-	Py_XDECREF(op->func_annotations);
-	PyObject_GC_Del(op);
+    _PyObject_GC_UNTRACK(op);
+    if (op->func_weakreflist != NULL)
+        PyObject_ClearWeakRefs((PyObject *) op);
+    Py_DECREF(op->func_code);
+    Py_DECREF(op->func_globals);
+    Py_XDECREF(op->func_module);
+    Py_DECREF(op->func_name);
+    Py_XDECREF(op->func_defaults);
+    Py_XDECREF(op->func_kwdefaults);
+    Py_XDECREF(op->func_doc);
+    Py_XDECREF(op->func_dict);
+    Py_XDECREF(op->func_closure);
+    Py_XDECREF(op->func_annotations);
+    PyObject_GC_Del(op);
 }
 
 static PyObject*
 func_repr(PyFunctionObject *op)
 {
-	return PyUnicode_FromFormat("<function %U at %p>",
-				   op->func_name, op);
+    return PyUnicode_FromFormat("<function %U at %p>",
+                               op->func_name, op);
 }
 
 static int
 func_traverse(PyFunctionObject *f, visitproc visit, void *arg)
 {
-	Py_VISIT(f->func_code);
-	Py_VISIT(f->func_globals);
-	Py_VISIT(f->func_module);
-	Py_VISIT(f->func_defaults);
-	Py_VISIT(f->func_kwdefaults);
-	Py_VISIT(f->func_doc);
-	Py_VISIT(f->func_name);
-	Py_VISIT(f->func_dict);
-	Py_VISIT(f->func_closure);
-	Py_VISIT(f->func_annotations);
-	return 0;
+    Py_VISIT(f->func_code);
+    Py_VISIT(f->func_globals);
+    Py_VISIT(f->func_module);
+    Py_VISIT(f->func_defaults);
+    Py_VISIT(f->func_kwdefaults);
+    Py_VISIT(f->func_doc);
+    Py_VISIT(f->func_name);
+    Py_VISIT(f->func_dict);
+    Py_VISIT(f->func_closure);
+    Py_VISIT(f->func_annotations);
+    return 0;
 }
 
 static PyObject *
 function_call(PyObject *func, PyObject *arg, PyObject *kw)
 {
-	PyObject *result;
-	PyObject *argdefs;
-	PyObject *kwtuple = NULL;
-	PyObject **d, **k;
-	Py_ssize_t nk, nd;
+    PyObject *result;
+    PyObject *argdefs;
+    PyObject *kwtuple = NULL;
+    PyObject **d, **k;
+    Py_ssize_t nk, nd;
 
-	argdefs = PyFunction_GET_DEFAULTS(func);
-	if (argdefs != NULL && PyTuple_Check(argdefs)) {
-		d = &PyTuple_GET_ITEM((PyTupleObject *)argdefs, 0);
-		nd = PyTuple_GET_SIZE(argdefs);
-	}
-	else {
-		d = NULL;
-		nd = 0;
-	}
+    argdefs = PyFunction_GET_DEFAULTS(func);
+    if (argdefs != NULL && PyTuple_Check(argdefs)) {
+        d = &PyTuple_GET_ITEM((PyTupleObject *)argdefs, 0);
+        nd = PyTuple_GET_SIZE(argdefs);
+    }
+    else {
+        d = NULL;
+        nd = 0;
+    }
 
-	if (kw != NULL && PyDict_Check(kw)) {
-		Py_ssize_t pos, i;
-		nk = PyDict_Size(kw);
-		kwtuple = PyTuple_New(2*nk);
-		if (kwtuple == NULL)
-			return NULL;
-		k = &PyTuple_GET_ITEM(kwtuple, 0);
-		pos = i = 0;
-		while (PyDict_Next(kw, &pos, &k[i], &k[i+1])) {
-			Py_INCREF(k[i]);
-			Py_INCREF(k[i+1]);
-			i += 2;
-		}
-		nk = i/2;
-	}
-	else {
-		k = NULL;
-		nk = 0;
-	}
+    if (kw != NULL && PyDict_Check(kw)) {
+        Py_ssize_t pos, i;
+        nk = PyDict_Size(kw);
+        kwtuple = PyTuple_New(2*nk);
+        if (kwtuple == NULL)
+            return NULL;
+        k = &PyTuple_GET_ITEM(kwtuple, 0);
+        pos = i = 0;
+        while (PyDict_Next(kw, &pos, &k[i], &k[i+1])) {
+            Py_INCREF(k[i]);
+            Py_INCREF(k[i+1]);
+            i += 2;
+        }
+        nk = i/2;
+    }
+    else {
+        k = NULL;
+        nk = 0;
+    }
 
-	result = PyEval_EvalCodeEx(
-		(PyCodeObject *)PyFunction_GET_CODE(func),
-		PyFunction_GET_GLOBALS(func), (PyObject *)NULL,
-		&PyTuple_GET_ITEM(arg, 0), PyTuple_GET_SIZE(arg),
-		k, nk, d, nd,
-		PyFunction_GET_KW_DEFAULTS(func),
-		PyFunction_GET_CLOSURE(func));
+    result = PyEval_EvalCodeEx(
+        (PyCodeObject *)PyFunction_GET_CODE(func),
+        PyFunction_GET_GLOBALS(func), (PyObject *)NULL,
+        &PyTuple_GET_ITEM(arg, 0), PyTuple_GET_SIZE(arg),
+        k, nk, d, nd,
+        PyFunction_GET_KW_DEFAULTS(func),
+        PyFunction_GET_CLOSURE(func));
 
-	Py_XDECREF(kwtuple);
+    Py_XDECREF(kwtuple);
 
-	return result;
+    return result;
 }
 
 /* Bind a function to an object */
 static PyObject *
 func_descr_get(PyObject *func, PyObject *obj, PyObject *type)
 {
-	if (obj == Py_None || obj == NULL) {
-		Py_INCREF(func);
-		return func;
-	}
-	return PyMethod_New(func, obj);
+    if (obj == Py_None || obj == NULL) {
+        Py_INCREF(func);
+        return func;
+    }
+    return PyMethod_New(func, obj);
 }
 
 PyTypeObject PyFunction_Type = {
-	PyVarObject_HEAD_INIT(&PyType_Type, 0)
-	"function",
-	sizeof(PyFunctionObject),
-	0,
-	(destructor)func_dealloc,		/* tp_dealloc */
-	0,					/* tp_print */
-	0,					/* tp_getattr */
-	0,					/* tp_setattr */
-	0,					/* tp_reserved */
-	(reprfunc)func_repr,			/* tp_repr */
-	0,					/* tp_as_number */
-	0,					/* tp_as_sequence */
-	0,					/* tp_as_mapping */
-	0,					/* tp_hash */
-	function_call,				/* tp_call */
-	0,					/* tp_str */
-	PyObject_GenericGetAttr,		/* tp_getattro */
-	PyObject_GenericSetAttr,		/* tp_setattro */
-	0,					/* tp_as_buffer */
-	Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC,/* tp_flags */
-	func_doc,				/* tp_doc */
-	(traverseproc)func_traverse,		/* tp_traverse */
-	0,					/* tp_clear */
-	0,					/* tp_richcompare */
-	offsetof(PyFunctionObject, func_weakreflist), /* tp_weaklistoffset */
-	0,					/* tp_iter */
-	0,					/* tp_iternext */
-	0,					/* tp_methods */
-	func_memberlist,			/* tp_members */
-	func_getsetlist,			/* tp_getset */
-	0,					/* tp_base */
-	0,					/* tp_dict */
-	func_descr_get,				/* tp_descr_get */
-	0,					/* tp_descr_set */
-	offsetof(PyFunctionObject, func_dict),	/* tp_dictoffset */
-	0,					/* tp_init */
-	0,					/* tp_alloc */
-	func_new,				/* tp_new */
+    PyVarObject_HEAD_INIT(&PyType_Type, 0)
+    "function",
+    sizeof(PyFunctionObject),
+    0,
+    (destructor)func_dealloc,                   /* tp_dealloc */
+    0,                                          /* tp_print */
+    0,                                          /* tp_getattr */
+    0,                                          /* tp_setattr */
+    0,                                          /* tp_reserved */
+    (reprfunc)func_repr,                        /* tp_repr */
+    0,                                          /* tp_as_number */
+    0,                                          /* tp_as_sequence */
+    0,                                          /* tp_as_mapping */
+    0,                                          /* tp_hash */
+    function_call,                              /* tp_call */
+    0,                                          /* tp_str */
+    PyObject_GenericGetAttr,                    /* tp_getattro */
+    PyObject_GenericSetAttr,                    /* tp_setattro */
+    0,                                          /* tp_as_buffer */
+    Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC,/* tp_flags */
+    func_doc,                                   /* tp_doc */
+    (traverseproc)func_traverse,                /* tp_traverse */
+    0,                                          /* tp_clear */
+    0,                                          /* tp_richcompare */
+    offsetof(PyFunctionObject, func_weakreflist), /* tp_weaklistoffset */
+    0,                                          /* tp_iter */
+    0,                                          /* tp_iternext */
+    0,                                          /* tp_methods */
+    func_memberlist,                            /* tp_members */
+    func_getsetlist,                            /* tp_getset */
+    0,                                          /* tp_base */
+    0,                                          /* tp_dict */
+    func_descr_get,                             /* tp_descr_get */
+    0,                                          /* tp_descr_set */
+    offsetof(PyFunctionObject, func_dict),      /* tp_dictoffset */
+    0,                                          /* tp_init */
+    0,                                          /* tp_alloc */
+    func_new,                                   /* tp_new */
 };
 
 
@@ -700,9 +700,9 @@
    To declare a class method, use this idiom:
 
      class C:
-         def f(cls, arg1, arg2, ...): ...
-	 f = classmethod(f)
-   
+     def f(cls, arg1, arg2, ...): ...
+     f = classmethod(f)
+
    It can be called either on the class (e.g. C.f()) or on an instance
    (e.g. C().f()); the instance is ignored except for its class.
    If a class method is called for a derived class, the derived class
@@ -713,66 +713,66 @@
 */
 
 typedef struct {
-	PyObject_HEAD
-	PyObject *cm_callable;
+    PyObject_HEAD
+    PyObject *cm_callable;
 } classmethod;
 
 static void
 cm_dealloc(classmethod *cm)
 {
-	_PyObject_GC_UNTRACK((PyObject *)cm);
-	Py_XDECREF(cm->cm_callable);
-	Py_TYPE(cm)->tp_free((PyObject *)cm);
+    _PyObject_GC_UNTRACK((PyObject *)cm);
+    Py_XDECREF(cm->cm_callable);
+    Py_TYPE(cm)->tp_free((PyObject *)cm);
 }
 
 static int
 cm_traverse(classmethod *cm, visitproc visit, void *arg)
 {
-	Py_VISIT(cm->cm_callable);
-	return 0;
+    Py_VISIT(cm->cm_callable);
+    return 0;
 }
 
 static int
 cm_clear(classmethod *cm)
 {
-	Py_CLEAR(cm->cm_callable);
-	return 0;
+    Py_CLEAR(cm->cm_callable);
+    return 0;
 }
 
 
 static PyObject *
 cm_descr_get(PyObject *self, PyObject *obj, PyObject *type)
 {
-	classmethod *cm = (classmethod *)self;
+    classmethod *cm = (classmethod *)self;
 
-	if (cm->cm_callable == NULL) {
-		PyErr_SetString(PyExc_RuntimeError,
-				"uninitialized classmethod object");
-		return NULL;
-	}
-	if (type == NULL)
-		type = (PyObject *)(Py_TYPE(obj));
- 	return PyMethod_New(cm->cm_callable, type);
+    if (cm->cm_callable == NULL) {
+        PyErr_SetString(PyExc_RuntimeError,
+                        "uninitialized classmethod object");
+        return NULL;
+    }
+    if (type == NULL)
+        type = (PyObject *)(Py_TYPE(obj));
+    return PyMethod_New(cm->cm_callable, type);
 }
 
 static int
 cm_init(PyObject *self, PyObject *args, PyObject *kwds)
 {
-	classmethod *cm = (classmethod *)self;
-	PyObject *callable;
+    classmethod *cm = (classmethod *)self;
+    PyObject *callable;
 
-	if (!PyArg_UnpackTuple(args, "classmethod", 1, 1, &callable))
-		return -1;
-	if (!_PyArg_NoKeywords("classmethod", kwds))
-		return -1;
-	Py_INCREF(callable);
-	cm->cm_callable = callable;
-	return 0;
+    if (!PyArg_UnpackTuple(args, "classmethod", 1, 1, &callable))
+        return -1;
+    if (!_PyArg_NoKeywords("classmethod", kwds))
+        return -1;
+    Py_INCREF(callable);
+    cm->cm_callable = callable;
+    return 0;
 }
 
 static PyMemberDef cm_memberlist[] = {
-	{"__func__", T_OBJECT, offsetof(classmethod, cm_callable), READONLY},
-	{NULL}  /* Sentinel */
+    {"__func__", T_OBJECT, offsetof(classmethod, cm_callable), READONLY},
+    {NULL}  /* Sentinel */
 };
 
 PyDoc_STRVAR(classmethod_doc,
@@ -797,57 +797,57 @@
 If you want those, see the staticmethod builtin.");
 
 PyTypeObject PyClassMethod_Type = {
-	PyVarObject_HEAD_INIT(&PyType_Type, 0)
-	"classmethod",
-	sizeof(classmethod),
-	0,
-	(destructor)cm_dealloc,			/* tp_dealloc */
-	0,					/* tp_print */
-	0,					/* tp_getattr */
-	0,					/* tp_setattr */
-	0,					/* tp_reserved */
-	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_BASETYPE | Py_TPFLAGS_HAVE_GC,
-	classmethod_doc,			/* tp_doc */
-	(traverseproc)cm_traverse,		/* tp_traverse */
-	(inquiry)cm_clear,			/* tp_clear */
-	0,					/* tp_richcompare */
-	0,					/* tp_weaklistoffset */
-	0,					/* tp_iter */
-	0,					/* tp_iternext */
-	0,					/* tp_methods */
-	cm_memberlist,		/* tp_members */
-	0,					/* tp_getset */
-	0,					/* tp_base */
-	0,					/* tp_dict */
-	cm_descr_get,				/* tp_descr_get */
-	0,					/* tp_descr_set */
-	0,					/* tp_dictoffset */
-	cm_init,				/* tp_init */
-	PyType_GenericAlloc,			/* tp_alloc */
-	PyType_GenericNew,			/* tp_new */
-	PyObject_GC_Del,	                /* tp_free */
+    PyVarObject_HEAD_INIT(&PyType_Type, 0)
+    "classmethod",
+    sizeof(classmethod),
+    0,
+    (destructor)cm_dealloc,                     /* tp_dealloc */
+    0,                                          /* tp_print */
+    0,                                          /* tp_getattr */
+    0,                                          /* tp_setattr */
+    0,                                          /* tp_reserved */
+    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_BASETYPE | Py_TPFLAGS_HAVE_GC,
+    classmethod_doc,                            /* tp_doc */
+    (traverseproc)cm_traverse,                  /* tp_traverse */
+    (inquiry)cm_clear,                          /* tp_clear */
+    0,                                          /* tp_richcompare */
+    0,                                          /* tp_weaklistoffset */
+    0,                                          /* tp_iter */
+    0,                                          /* tp_iternext */
+    0,                                          /* tp_methods */
+    cm_memberlist,              /* tp_members */
+    0,                                          /* tp_getset */
+    0,                                          /* tp_base */
+    0,                                          /* tp_dict */
+    cm_descr_get,                               /* tp_descr_get */
+    0,                                          /* tp_descr_set */
+    0,                                          /* tp_dictoffset */
+    cm_init,                                    /* tp_init */
+    PyType_GenericAlloc,                        /* tp_alloc */
+    PyType_GenericNew,                          /* tp_new */
+    PyObject_GC_Del,                            /* tp_free */
 };
 
 PyObject *
 PyClassMethod_New(PyObject *callable)
 {
-	classmethod *cm = (classmethod *)
-		PyType_GenericAlloc(&PyClassMethod_Type, 0);
-	if (cm != NULL) {
-		Py_INCREF(callable);
-		cm->cm_callable = callable;
-	}
-	return (PyObject *)cm;
+    classmethod *cm = (classmethod *)
+        PyType_GenericAlloc(&PyClassMethod_Type, 0);
+    if (cm != NULL) {
+        Py_INCREF(callable);
+        cm->cm_callable = callable;
+    }
+    return (PyObject *)cm;
 }
 
 
@@ -857,8 +857,8 @@
    To declare a static method, use this idiom:
 
      class C:
-         def f(arg1, arg2, ...): ...
-	 f = staticmethod(f)
+     def f(arg1, arg2, ...): ...
+     f = staticmethod(f)
 
    It can be called either on the class (e.g. C.f()) or on an instance
    (e.g. C().f()); the instance is ignored except for its class.
@@ -868,66 +868,66 @@
 */
 
 typedef struct {
-	PyObject_HEAD
-	PyObject *sm_callable;
+    PyObject_HEAD
+    PyObject *sm_callable;
 } staticmethod;
 
 static void
 sm_dealloc(staticmethod *sm)
 {
-	_PyObject_GC_UNTRACK((PyObject *)sm);
-	Py_XDECREF(sm->sm_callable);
-	Py_TYPE(sm)->tp_free((PyObject *)sm);
+    _PyObject_GC_UNTRACK((PyObject *)sm);
+    Py_XDECREF(sm->sm_callable);
+    Py_TYPE(sm)->tp_free((PyObject *)sm);
 }
 
 static int
 sm_traverse(staticmethod *sm, visitproc visit, void *arg)
 {
-	Py_VISIT(sm->sm_callable);
-	return 0;
+    Py_VISIT(sm->sm_callable);
+    return 0;
 }
 
 static int
 sm_clear(staticmethod *sm)
 {
-	Py_XDECREF(sm->sm_callable);
-	sm->sm_callable = NULL;
+    Py_XDECREF(sm->sm_callable);
+    sm->sm_callable = NULL;
 
-	return 0;
+    return 0;
 }
 
 static PyObject *
 sm_descr_get(PyObject *self, PyObject *obj, PyObject *type)
 {
-	staticmethod *sm = (staticmethod *)self;
+    staticmethod *sm = (staticmethod *)self;
 
-	if (sm->sm_callable == NULL) {
-		PyErr_SetString(PyExc_RuntimeError,
-				"uninitialized staticmethod object");
-		return NULL;
-	}
-	Py_INCREF(sm->sm_callable);
-	return sm->sm_callable;
+    if (sm->sm_callable == NULL) {
+        PyErr_SetString(PyExc_RuntimeError,
+                        "uninitialized staticmethod object");
+        return NULL;
+    }
+    Py_INCREF(sm->sm_callable);
+    return sm->sm_callable;
 }
 
 static int
 sm_init(PyObject *self, PyObject *args, PyObject *kwds)
 {
-	staticmethod *sm = (staticmethod *)self;
-	PyObject *callable;
+    staticmethod *sm = (staticmethod *)self;
+    PyObject *callable;
 
-	if (!PyArg_UnpackTuple(args, "staticmethod", 1, 1, &callable))
-		return -1;
-	if (!_PyArg_NoKeywords("staticmethod", kwds))
-		return -1;
-	Py_INCREF(callable);
-	sm->sm_callable = callable;
-	return 0;
+    if (!PyArg_UnpackTuple(args, "staticmethod", 1, 1, &callable))
+        return -1;
+    if (!_PyArg_NoKeywords("staticmethod", kwds))
+        return -1;
+    Py_INCREF(callable);
+    sm->sm_callable = callable;
+    return 0;
 }
 
 static PyMemberDef sm_memberlist[] = {
-	{"__func__", T_OBJECT, offsetof(staticmethod, sm_callable), READONLY},
-	{NULL}  /* Sentinel */
+    {"__func__", T_OBJECT, offsetof(staticmethod, sm_callable), READONLY},
+    {NULL}  /* Sentinel */
 };
 
 PyDoc_STRVAR(staticmethod_doc,
@@ -939,8 +939,8 @@
 To declare a static method, use this idiom:\n\
 \n\
      class C:\n\
-         def f(arg1, arg2, ...): ...\n\
-	 f = staticmethod(f)\n\
+     def f(arg1, arg2, ...): ...\n\
+     f = staticmethod(f)\n\
 \n\
 It can be called either on the class (e.g. C.f()) or on an instance\n\
 (e.g. C().f()).  The instance is ignored except for its class.\n\
@@ -949,55 +949,55 @@
 For a more advanced concept, see the classmethod builtin.");
 
 PyTypeObject PyStaticMethod_Type = {
-	PyVarObject_HEAD_INIT(&PyType_Type, 0)
-	"staticmethod",
-	sizeof(staticmethod),
-	0,
-	(destructor)sm_dealloc,			/* tp_dealloc */
-	0,					/* tp_print */
-	0,					/* tp_getattr */
-	0,					/* tp_setattr */
-	0,					/* tp_reserved */
-	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_BASETYPE | Py_TPFLAGS_HAVE_GC,
-	staticmethod_doc,			/* tp_doc */
-	(traverseproc)sm_traverse,		/* tp_traverse */
-	(inquiry)sm_clear,			/* tp_clear */
-	0,					/* tp_richcompare */
-	0,					/* tp_weaklistoffset */
-	0,					/* tp_iter */
-	0,					/* tp_iternext */
-	0,					/* tp_methods */
-	sm_memberlist,		/* tp_members */
-	0,					/* tp_getset */
-	0,					/* tp_base */
-	0,					/* tp_dict */
-	sm_descr_get,				/* tp_descr_get */
-	0,					/* tp_descr_set */
-	0,					/* tp_dictoffset */
-	sm_init,				/* tp_init */
-	PyType_GenericAlloc,			/* tp_alloc */
-	PyType_GenericNew,			/* tp_new */
-	PyObject_GC_Del,           		/* tp_free */
+    PyVarObject_HEAD_INIT(&PyType_Type, 0)
+    "staticmethod",
+    sizeof(staticmethod),
+    0,
+    (destructor)sm_dealloc,                     /* tp_dealloc */
+    0,                                          /* tp_print */
+    0,                                          /* tp_getattr */
+    0,                                          /* tp_setattr */
+    0,                                          /* tp_reserved */
+    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_BASETYPE | Py_TPFLAGS_HAVE_GC,
+    staticmethod_doc,                           /* tp_doc */
+    (traverseproc)sm_traverse,                  /* tp_traverse */
+    (inquiry)sm_clear,                          /* tp_clear */
+    0,                                          /* tp_richcompare */
+    0,                                          /* tp_weaklistoffset */
+    0,                                          /* tp_iter */
+    0,                                          /* tp_iternext */
+    0,                                          /* tp_methods */
+    sm_memberlist,              /* tp_members */
+    0,                                          /* tp_getset */
+    0,                                          /* tp_base */
+    0,                                          /* tp_dict */
+    sm_descr_get,                               /* tp_descr_get */
+    0,                                          /* tp_descr_set */
+    0,                                          /* tp_dictoffset */
+    sm_init,                                    /* tp_init */
+    PyType_GenericAlloc,                        /* tp_alloc */
+    PyType_GenericNew,                          /* tp_new */
+    PyObject_GC_Del,                            /* tp_free */
 };
 
 PyObject *
 PyStaticMethod_New(PyObject *callable)
 {
-	staticmethod *sm = (staticmethod *)
-		PyType_GenericAlloc(&PyStaticMethod_Type, 0);
-	if (sm != NULL) {
-		Py_INCREF(callable);
-		sm->sm_callable = callable;
-	}
-	return (PyObject *)sm;
+    staticmethod *sm = (staticmethod *)
+        PyType_GenericAlloc(&PyStaticMethod_Type, 0);
+    if (sm != NULL) {
+        Py_INCREF(callable);
+        sm->sm_callable = callable;
+    }
+    return (PyObject *)sm;
 }