Recorded merge of revisions 81032 via svnmerge from

svn+ssh://pythondev@svn.python.org/python/branches/py3k

................
  r81032 | antoine.pitrou | 2010-05-09 17:52:27 +0200 (dim., 09 mai 2010) | 9 lines

  Recorded merge of revisions 81029 via svnmerge from
  svn+ssh://pythondev@svn.python.org/python/trunk

  ........
    r81029 | antoine.pitrou | 2010-05-09 16:46:46 +0200 (dim., 09 mai 2010) | 3 lines

    Untabify C files. Will watch buildbots.
  ........
................

1 files changed, 440 insertions, 440 deletions

diff --git a/Include/abstract.h b/Include/abstract.h
index 6d40ef7..6a6c94c 100644
--- a/Include/abstract.h
+++ b/Include/abstract.h
@@ -32,7 +32,7 @@ Problem
 
   If the programmer wants to get an item from another type of object
   that provides sequence behavior, there is no clear way to do it
-  correctly.  
+  correctly.
 
   The persistent programmer may peruse object.h and find that the
   _typeobject structure provides a means of invoking up to (currently
@@ -44,7 +44,7 @@ Problem
   Also, certain semantics, especially memory management semantics, may
   differ by the type of object being used.  Unfortunately, these
   semantics are not clearly described in the current include files.
-  An abstract interface providing more consistent semantics is needed. 
+  An abstract interface providing more consistent semantics is needed.
 
 Proposal
 
@@ -77,7 +77,7 @@ Proposal
     Python distributions.
 
   From the point of view of Python accessing services provided by C
-  modules: 
+  modules:
 
   - "Python module interface": this interface consist of the basic
     routines used to define modules and their members.  Most of the
@@ -133,11 +133,11 @@ xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx*/
 
      int PyObject_Print(PyObject *o, FILE *fp, int flags);
 
-         Print an object, o, on file, fp.  Returns -1 on
-	 error.  The flags argument is used to enable certain printing
-	 options. The only option currently supported is Py_Print_RAW. 
+     Print an object, o, on file, fp.  Returns -1 on
+     error.  The flags argument is used to enable certain printing
+     options. The only option currently supported is Py_Print_RAW.
 
-         (What should be said about Py_Print_RAW?)	
+     (What should be said about Py_Print_RAW?)
 
        */
 
@@ -145,11 +145,11 @@ xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx*/
 
      int PyObject_HasAttrString(PyObject *o, char *attr_name);
 
-         Returns 1 if o has the attribute attr_name, and 0 otherwise.
-	 This is equivalent to the Python expression:
-	 hasattr(o,attr_name). 
+     Returns 1 if o has the attribute attr_name, and 0 otherwise.
+     This is equivalent to the Python expression:
+     hasattr(o,attr_name).
 
-	 This function always succeeds.
+     This function always succeeds.
 
        */
 
@@ -157,9 +157,9 @@ xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx*/
 
      PyObject* PyObject_GetAttrString(PyObject *o, char *attr_name);
 
-	 Retrieve an attributed named attr_name form object o.
-	 Returns the attribute value on success, or NULL on failure.
-	 This is the equivalent of the Python expression: o.attr_name.
+     Retrieve an attributed named attr_name form object o.
+     Returns the attribute value on success, or NULL on failure.
+     This is the equivalent of the Python expression: o.attr_name.
 
        */
 
@@ -167,11 +167,11 @@ xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx*/
 
      int PyObject_HasAttr(PyObject *o, PyObject *attr_name);
 
-         Returns 1 if o has the attribute attr_name, and 0 otherwise.
-	 This is equivalent to the Python expression:
-	 hasattr(o,attr_name). 
+     Returns 1 if o has the attribute attr_name, and 0 otherwise.
+     This is equivalent to the Python expression:
+     hasattr(o,attr_name).
 
-	 This function always succeeds.
+     This function always succeeds.
 
        */
 
@@ -179,9 +179,9 @@ xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx*/
 
      PyObject* PyObject_GetAttr(PyObject *o, PyObject *attr_name);
 
-	 Retrieve an attributed named attr_name form object o.
-	 Returns the attribute value on success, or NULL on failure.
-	 This is the equivalent of the Python expression: o.attr_name.
+     Retrieve an attributed named attr_name form object o.
+     Returns the attribute value on success, or NULL on failure.
+     This is the equivalent of the Python expression: o.attr_name.
 
        */
 
@@ -190,9 +190,9 @@ xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx*/
 
      int PyObject_SetAttrString(PyObject *o, char *attr_name, PyObject *v);
 
-	 Set the value of the attribute named attr_name, for object o,
-	 to the value, v. Returns -1 on failure.  This is
-	 the equivalent of the Python statement: o.attr_name=v.
+     Set the value of the attribute named attr_name, for object o,
+     to the value, v. Returns -1 on failure.  This is
+     the equivalent of the Python statement: o.attr_name=v.
 
        */
 
@@ -200,9 +200,9 @@ xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx*/
 
      int PyObject_SetAttr(PyObject *o, PyObject *attr_name, PyObject *v);
 
-	 Set the value of the attribute named attr_name, for object o,
-	 to the value, v. Returns -1 on failure.  This is
-	 the equivalent of the Python statement: o.attr_name=v.
+     Set the value of the attribute named attr_name, for object o,
+     to the value, v. Returns -1 on failure.  This is
+     the equivalent of the Python statement: o.attr_name=v.
 
        */
 
@@ -210,9 +210,9 @@ xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx*/
 
      int PyObject_DelAttrString(PyObject *o, char *attr_name);
 
-	 Delete attribute named attr_name, for object o. Returns
-	 -1 on failure.  This is the equivalent of the Python
-	 statement: del o.attr_name.
+     Delete attribute named attr_name, for object o. Returns
+     -1 on failure.  This is the equivalent of the Python
+     statement: del o.attr_name.
 
        */
 #define  PyObject_DelAttrString(O,A) PyObject_SetAttrString((O),(A),NULL)
@@ -221,9 +221,9 @@ xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx*/
 
      int PyObject_DelAttr(PyObject *o, PyObject *attr_name);
 
-	 Delete attribute named attr_name, for object o. Returns -1
-	 on failure.  This is the equivalent of the Python
-	 statement: del o.attr_name.
+     Delete attribute named attr_name, for object o. Returns -1
+     on failure.  This is the equivalent of the Python
+     statement: del o.attr_name.
 
        */
 #define  PyObject_DelAttr(O,A) PyObject_SetAttr((O),(A),NULL)
@@ -232,11 +232,11 @@ xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx*/
 
      PyObject *PyObject_Repr(PyObject *o);
 
-	 Compute the string representation of object, o.  Returns the
-	 string representation on success, NULL on failure.  This is
-	 the equivalent of the Python expression: repr(o).
+     Compute the string representation of object, o.  Returns the
+     string representation on success, NULL on failure.  This is
+     the equivalent of the Python expression: repr(o).
 
-	 Called by the repr() built-in function.
+     Called by the repr() built-in function.
 
        */
 
@@ -244,11 +244,11 @@ xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx*/
 
      PyObject *PyObject_Str(PyObject *o);
 
-	 Compute the string representation of object, o.  Returns the
-	 string representation on success, NULL on failure.  This is
-	 the equivalent of the Python expression: str(o).)
+     Compute the string representation of object, o.  Returns the
+     string representation on success, NULL on failure.  This is
+     the equivalent of the Python expression: str(o).)
 
-	 Called by the str() and print() built-in functions.
+     Called by the str() and print() built-in functions.
 
        */
 
@@ -256,42 +256,42 @@ xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx*/
 
      PyAPI_FUNC(int) PyCallable_Check(PyObject *o);
 
-	 Determine if the object, o, is callable.  Return 1 if the
-	 object is callable and 0 otherwise.
+     Determine if the object, o, is callable.  Return 1 if the
+     object is callable and 0 otherwise.
 
-	 This function always succeeds.
+     This function always succeeds.
        */
 
      PyAPI_FUNC(PyObject *) PyObject_Call(PyObject *callable_object,
-					  PyObject *args, PyObject *kw);
+                                          PyObject *args, PyObject *kw);
 
        /*
-	 Call a callable Python object, callable_object, with
-	 arguments and keywords arguments.  The 'args' argument can not be
-	 NULL, but the 'kw' argument can be NULL.
+     Call a callable Python object, callable_object, with
+     arguments and keywords arguments.  The 'args' argument can not be
+     NULL, but the 'kw' argument can be NULL.
        */
-     
+
      PyAPI_FUNC(PyObject *) PyObject_CallObject(PyObject *callable_object,
                                                 PyObject *args);
 
        /*
-	 Call a callable Python object, callable_object, with
-	 arguments given by the tuple, args.  If no arguments are
-	 needed, then args may be NULL.  Returns the result of the
-	 call on success, or NULL on failure.  This is the equivalent
-	 of the Python expression: o(*args).
+     Call a callable Python object, callable_object, with
+     arguments given by the tuple, args.  If no arguments are
+     needed, then args may be NULL.  Returns the result of the
+     call on success, or NULL on failure.  This is the equivalent
+     of the Python expression: o(*args).
        */
 
      PyAPI_FUNC(PyObject *) PyObject_CallFunction(PyObject *callable_object,
                                                   char *format, ...);
 
        /*
-	 Call a callable Python object, callable_object, with a
-	 variable number of C arguments. The C arguments are described
-	 using a mkvalue-style format string. The format may be NULL,
-	 indicating that no arguments are provided.  Returns the
-	 result of the call on success, or NULL on failure.  This is
-	 the equivalent of the Python expression: o(*args).
+     Call a callable Python object, callable_object, with a
+     variable number of C arguments. The C arguments are described
+     using a mkvalue-style format string. The format may be NULL,
+     indicating that no arguments are provided.  Returns the
+     result of the call on success, or NULL on failure.  This is
+     the equivalent of the Python expression: o(*args).
        */
 
 
@@ -299,29 +299,29 @@ xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx*/
                                                 char *format, ...);
 
        /*
-	 Call the method named m of object o with a variable number of
-	 C arguments.  The C arguments are described by a mkvalue
-	 format string.  The format may be NULL, indicating that no
-	 arguments are provided. Returns the result of the call on
-	 success, or NULL on failure.  This is the equivalent of the
-	 Python expression: o.method(args).
+     Call the method named m of object o with a variable number of
+     C arguments.  The C arguments are described by a mkvalue
+     format string.  The format may be NULL, indicating that no
+     arguments are provided. Returns the result of the call on
+     success, or NULL on failure.  This is the equivalent of the
+     Python expression: o.method(args).
        */
 
      PyAPI_FUNC(PyObject *) _PyObject_CallFunction_SizeT(PyObject *callable,
-							 char *format, ...);
+                                                         char *format, ...);
      PyAPI_FUNC(PyObject *) _PyObject_CallMethod_SizeT(PyObject *o,
-						       char *name,
-						       char *format, ...);
+                                                       char *name,
+                                                       char *format, ...);
 
      PyAPI_FUNC(PyObject *) PyObject_CallFunctionObjArgs(PyObject *callable,
                                                          ...);
 
        /*
-	 Call a callable Python object, callable_object, with a
-	 variable number of C arguments.  The C arguments are provided
-	 as PyObject * values, terminated by a NULL.  Returns the
-	 result of the call on success, or NULL on failure.  This is
-	 the equivalent of the Python expression: o(*args).
+     Call a callable Python object, callable_object, with a
+     variable number of C arguments.  The C arguments are provided
+     as PyObject * values, terminated by a NULL.  Returns the
+     result of the call on success, or NULL on failure.  This is
+     the equivalent of the Python expression: o(*args).
        */
 
 
@@ -329,11 +329,11 @@ xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx*/
                                                        PyObject *method, ...);
 
        /*
-	 Call the method named m of object o with a variable number of
-	 C arguments.  The C arguments are provided as PyObject *
-	 values, terminated by NULL.  Returns the result of the call
-	 on success, or NULL on failure.  This is the equivalent of
-	 the Python expression: o.method(args).
+     Call the method named m of object o with a variable number of
+     C arguments.  The C arguments are provided as PyObject *
+     values, terminated by NULL.  Returns the result of the call
+     on success, or NULL on failure.  This is the equivalent of
+     the Python expression: o.method(args).
        */
 
 
@@ -341,9 +341,9 @@ xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx*/
 
      long PyObject_Hash(PyObject *o);
 
-         Compute and return the hash, hash_value, of an object, o.  On
-	 failure, return -1.  This is the equivalent of the Python
-	 expression: hash(o).
+     Compute and return the hash, hash_value, of an object, o.  On
+     failure, return -1.  This is the equivalent of the Python
+     expression: hash(o).
        */
 
 
@@ -351,35 +351,35 @@ xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx*/
 
      int PyObject_IsTrue(PyObject *o);
 
-	 Returns 1 if the object, o, is considered to be true, 0 if o is
-	 considered to be false and -1 on failure. This is equivalent to the
-	 Python expression: not not o
+     Returns 1 if the object, o, is considered to be true, 0 if o is
+     considered to be false and -1 on failure. This is equivalent to the
+     Python expression: not not o
        */
 
      /* Implemented elsewhere:
 
      int PyObject_Not(PyObject *o);
 
-	 Returns 0 if the object, o, is considered to be true, 1 if o is
-	 considered to be false and -1 on failure. This is equivalent to the
-	 Python expression: not o
+     Returns 0 if the object, o, is considered to be true, 1 if o is
+     considered to be false and -1 on failure. This is equivalent to the
+     Python expression: not o
        */
 
      PyAPI_FUNC(PyObject *) PyObject_Type(PyObject *o);
 
        /*
-	 On success, returns a type object corresponding to the object
-	 type of object o. On failure, returns NULL.  This is
-	 equivalent to the Python expression: type(o).
+     On success, returns a type object corresponding to the object
+     type of object o. On failure, returns NULL.  This is
+     equivalent to the Python expression: type(o).
        */
 
      PyAPI_FUNC(Py_ssize_t) PyObject_Size(PyObject *o);
 
        /*
-         Return the size of object o.  If the object, o, provides
-	 both sequence and mapping protocols, the sequence size is
-	 returned. On error, -1 is returned.  This is the equivalent
-	 to the Python expression: len(o).
+     Return the size of object o.  If the object, o, provides
+     both sequence and mapping protocols, the sequence size is
+     returned. On error, -1 is returned.  This is the equivalent
+     to the Python expression: len(o).
        */
 
        /* For DLL compatibility */
@@ -390,203 +390,203 @@ xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx*/
      PyAPI_FUNC(Py_ssize_t) _PyObject_LengthHint(PyObject *o, Py_ssize_t);
 
        /*
-         Guess the size of object o using len(o) or o.__length_hint__().
-         If neither of those return a non-negative value, then return the
-         default value.  If one of the calls fails, this function returns -1.
+     Guess the size of object o using len(o) or o.__length_hint__().
+     If neither of those return a non-negative value, then return the
+     default value.  If one of the calls fails, this function returns -1.
        */
 
      PyAPI_FUNC(PyObject *) PyObject_GetItem(PyObject *o, PyObject *key);
 
        /*
-	 Return element of o corresponding to the object, key, or NULL
-	 on failure. This is the equivalent of the Python expression:
-	 o[key].
+     Return element of o corresponding to the object, key, or NULL
+     on failure. This is the equivalent of the Python expression:
+     o[key].
        */
 
      PyAPI_FUNC(int) PyObject_SetItem(PyObject *o, PyObject *key, PyObject *v);
 
        /*
-	 Map the object, key, to the value, v.  Returns
-	 -1 on failure.  This is the equivalent of the Python
-	 statement: o[key]=v.
+     Map the object, key, to the value, v.  Returns
+     -1 on failure.  This is the equivalent of the Python
+     statement: o[key]=v.
        */
 
      PyAPI_FUNC(int) PyObject_DelItemString(PyObject *o, char *key);
 
        /*
-         Remove the mapping for object, key, from the object *o.
-         Returns -1 on failure.  This is equivalent to
-         the Python statement: del o[key].
+     Remove the mapping for object, key, from the object *o.
+     Returns -1 on failure.  This is equivalent to
+     the Python statement: del o[key].
        */
 
      PyAPI_FUNC(int) PyObject_DelItem(PyObject *o, PyObject *key);
 
        /*
-	 Delete the mapping for key from *o.  Returns -1 on failure.
-	 This is the equivalent of the Python statement: del o[key].
+     Delete the mapping for key from *o.  Returns -1 on failure.
+     This is the equivalent of the Python statement: del o[key].
        */
 
-	/* old buffer API
-	   FIXME:  usage of these should all be replaced in Python itself
-	   but for backwards compatibility we will implement them. 
-	   Their usage without a corresponding "unlock" mechansim
-	   may create issues (but they would already be there). */
+    /* old buffer API
+       FIXME:  usage of these should all be replaced in Python itself
+       but for backwards compatibility we will implement them.
+       Their usage without a corresponding "unlock" mechansim
+       may create issues (but they would already be there). */
 
      PyAPI_FUNC(int) PyObject_AsCharBuffer(PyObject *obj,
-					   const char **buffer,
-					   Py_ssize_t *buffer_len);
+                                           const char **buffer,
+                                           Py_ssize_t *buffer_len);
 
-       /* 
-	  Takes an arbitrary object which must support the (character,
-	  single segment) buffer interface and returns a pointer to a
-	  read-only memory location useable as character based input
-	  for subsequent processing.
+       /*
+      Takes an arbitrary object which must support the (character,
+      single segment) buffer interface and returns a pointer to a
+      read-only memory location useable as character based input
+      for subsequent processing.
 
-	  0 is returned on success.  buffer and buffer_len are only
-	  set in case no error occurs. Otherwise, -1 is returned and
-	  an exception set.
+      0 is returned on success.  buffer and buffer_len are only
+      set in case no error occurs. Otherwise, -1 is returned and
+      an exception set.
        */
 
      PyAPI_FUNC(int) PyObject_CheckReadBuffer(PyObject *obj);
 
-      /*  
-	  Checks whether an arbitrary object supports the (character,
-	  single segment) buffer interface.  Returns 1 on success, 0
-	  on failure.
+      /*
+      Checks whether an arbitrary object supports the (character,
+      single segment) buffer interface.  Returns 1 on success, 0
+      on failure.
       */
 
      PyAPI_FUNC(int) PyObject_AsReadBuffer(PyObject *obj,
-					   const void **buffer,
-					   Py_ssize_t *buffer_len);
+                                           const void **buffer,
+                                           Py_ssize_t *buffer_len);
 
-       /* 
-	  Same as PyObject_AsCharBuffer() except that this API expects
-	  (readable, single segment) buffer interface and returns a
-	  pointer to a read-only memory location which can contain
-	  arbitrary data.
+       /*
+      Same as PyObject_AsCharBuffer() except that this API expects
+      (readable, single segment) buffer interface and returns a
+      pointer to a read-only memory location which can contain
+      arbitrary data.
 
-	  0 is returned on success.  buffer and buffer_len are only
-	  set in case no error occurrs.  Otherwise, -1 is returned and
-	  an exception set.
+      0 is returned on success.  buffer and buffer_len are only
+      set in case no error occurrs.  Otherwise, -1 is returned and
+      an exception set.
        */
 
      PyAPI_FUNC(int) PyObject_AsWriteBuffer(PyObject *obj,
-					    void **buffer,
-					    Py_ssize_t *buffer_len);
+                                            void **buffer,
+                                            Py_ssize_t *buffer_len);
 
-       /* 
-	  Takes an arbitrary object which must support the (writable,
-	  single segment) buffer interface and returns a pointer to a
-	  writable memory location in buffer of size buffer_len.
+       /*
+      Takes an arbitrary object which must support the (writable,
+      single segment) buffer interface and returns a pointer to a
+      writable memory location in buffer of size buffer_len.
 
-	  0 is returned on success.  buffer and buffer_len are only
-	  set in case no error occurrs. Otherwise, -1 is returned and
-	  an exception set.
+      0 is returned on success.  buffer and buffer_len are only
+      set in case no error occurrs. Otherwise, -1 is returned and
+      an exception set.
        */
 
-	/* new buffer API */
+    /* new buffer API */
 
 #define PyObject_CheckBuffer(obj) \
-        (((obj)->ob_type->tp_as_buffer != NULL) &&  \
-         ((obj)->ob_type->tp_as_buffer->bf_getbuffer != NULL))
+    (((obj)->ob_type->tp_as_buffer != NULL) &&  \
+     ((obj)->ob_type->tp_as_buffer->bf_getbuffer != NULL))
 
-	/* Return 1 if the getbuffer function is available, otherwise 
-	   return 0 */
+    /* Return 1 if the getbuffer function is available, otherwise
+       return 0 */
 
-     PyAPI_FUNC(int) PyObject_GetBuffer(PyObject *obj, Py_buffer *view, 
-					int flags);
+     PyAPI_FUNC(int) PyObject_GetBuffer(PyObject *obj, Py_buffer *view,
+                                        int flags);
 
-	/* This is a C-API version of the getbuffer function call.  It checks
-       	   to make sure object has the required function pointer and issues the
-	   call.  Returns -1 and raises an error on failure and returns 0 on 
-	   success
-        */
+    /* This is a C-API version of the getbuffer function call.  It checks
+       to make sure object has the required function pointer and issues the
+       call.  Returns -1 and raises an error on failure and returns 0 on
+       success
+    */
 
 
      PyAPI_FUNC(void *) PyBuffer_GetPointer(Py_buffer *view, Py_ssize_t *indices);
-        
-        /* Get the memory area pointed to by the indices for the buffer given. 
-           Note that view->ndim is the assumed size of indices 
-        */
+
+    /* Get the memory area pointed to by the indices for the buffer given.
+       Note that view->ndim is the assumed size of indices
+    */
 
      PyAPI_FUNC(int) PyBuffer_SizeFromFormat(const char *);
-		
-	/* Return the implied itemsize of the data-format area from a 
-	   struct-style description */
-    
 
-	
+    /* Return the implied itemsize of the data-format area from a
+       struct-style description */
+
+
+
      PyAPI_FUNC(int) PyBuffer_ToContiguous(void *buf, Py_buffer *view,
-    					   Py_ssize_t len, char fort);
+                                           Py_ssize_t len, char fort);
 
-     PyAPI_FUNC(int) PyBuffer_FromContiguous(Py_buffer *view, void *buf, 
-    					     Py_ssize_t len, char fort);
+     PyAPI_FUNC(int) PyBuffer_FromContiguous(Py_buffer *view, void *buf,
+                                             Py_ssize_t len, char fort);
 
 
-	/* Copy len bytes of data from the contiguous chunk of memory
-	   pointed to by buf into the buffer exported by obj.  Return
-	   0 on success and return -1 and raise a PyBuffer_Error on
-	   error (i.e. the object does not have a buffer interface or
-	   it is not working).
+    /* Copy len bytes of data from the contiguous chunk of memory
+       pointed to by buf into the buffer exported by obj.  Return
+       0 on success and return -1 and raise a PyBuffer_Error on
+       error (i.e. the object does not have a buffer interface or
+       it is not working).
 
-	   If fort is 'F', then if the object is multi-dimensional,
-	   then the data will be copied into the array in
-	   Fortran-style (first dimension varies the fastest).  If
-	   fort is 'C', then the data will be copied into the array
-	   in C-style (last dimension varies the fastest).  If fort
-	   is 'A', then it does not matter and the copy will be made
-	   in whatever way is more efficient.
+       If fort is 'F', then if the object is multi-dimensional,
+       then the data will be copied into the array in
+       Fortran-style (first dimension varies the fastest).  If
+       fort is 'C', then the data will be copied into the array
+       in C-style (last dimension varies the fastest).  If fort
+       is 'A', then it does not matter and the copy will be made
+       in whatever way is more efficient.
 
-        */
+    */
 
      PyAPI_FUNC(int) PyObject_CopyData(PyObject *dest, PyObject *src);
-        
-        /* Copy the data from the src buffer to the buffer of destination
-         */
+
+    /* Copy the data from the src buffer to the buffer of destination
+     */
 
      PyAPI_FUNC(int) PyBuffer_IsContiguous(Py_buffer *view, char fort);
 
 
-     PyAPI_FUNC(void) PyBuffer_FillContiguousStrides(int ndims, 
-	  					    Py_ssize_t *shape, 
-						    Py_ssize_t *strides,
-	                                            int itemsize,
-	     					    char fort);
+     PyAPI_FUNC(void) PyBuffer_FillContiguousStrides(int ndims,
+                                                    Py_ssize_t *shape,
+                                                    Py_ssize_t *strides,
+                                                    int itemsize,
+                                                    char fort);
 
-       	/*  Fill the strides array with byte-strides of a contiguous
-            (Fortran-style if fort is 'F' or C-style otherwise)
-            array of the given shape with the given number of bytes
-            per element.
-        */
+    /*  Fill the strides array with byte-strides of a contiguous
+        (Fortran-style if fort is 'F' or C-style otherwise)
+        array of the given shape with the given number of bytes
+        per element.
+    */
 
      PyAPI_FUNC(int) PyBuffer_FillInfo(Py_buffer *view, PyObject *o, void *buf,
-		             	       Py_ssize_t len, int readonly,
-				       int flags);
+                                       Py_ssize_t len, int readonly,
+                                       int flags);
 
-        /* Fills in a buffer-info structure correctly for an exporter
-           that can only share a contiguous chunk of memory of
-           "unsigned bytes" of the given length. Returns 0 on success
-           and -1 (with raising an error) on error.
-         */
+    /* Fills in a buffer-info structure correctly for an exporter
+       that can only share a contiguous chunk of memory of
+       "unsigned bytes" of the given length. Returns 0 on success
+       and -1 (with raising an error) on error.
+     */
 
      PyAPI_FUNC(void) PyBuffer_Release(Py_buffer *view);
 
        /* Releases a Py_buffer obtained from getbuffer ParseTuple's s*.
-        */
+    */
 
      PyAPI_FUNC(PyObject *) PyObject_Format(PyObject* obj,
-					    PyObject *format_spec);
+                                            PyObject *format_spec);
        /*
-	 Takes an arbitrary object and returns the result of
-	 calling obj.__format__(format_spec).
+     Takes an arbitrary object and returns the result of
+     calling obj.__format__(format_spec).
        */
 
 /* Iterators */
 
      PyAPI_FUNC(PyObject *) PyObject_GetIter(PyObject *);
      /* Takes an object and returns an iterator for it.
-        This is typically a new iterator but if the argument
-	is an iterator, this returns itself. */
+    This is typically a new iterator but if the argument
+    is an iterator, this returns itself. */
 
 #define PyIter_Check(obj) \
     ((obj)->ob_type->tp_iternext != NULL && \
@@ -594,314 +594,314 @@ xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx*/
 
      PyAPI_FUNC(PyObject *) PyIter_Next(PyObject *);
      /* Takes an iterator object and calls its tp_iternext slot,
-	returning the next value.  If the iterator is exhausted,
-	this returns NULL without setting an exception.
-	NULL with an exception means an error occurred. */
+    returning the next value.  If the iterator is exhausted,
+    this returns NULL without setting an exception.
+    NULL with an exception means an error occurred. */
 
 /*  Number Protocol:*/
 
      PyAPI_FUNC(int) PyNumber_Check(PyObject *o);
 
        /*
-         Returns 1 if the object, o, provides numeric protocols, and
-	 false otherwise. 
+     Returns 1 if the object, o, provides numeric protocols, and
+     false otherwise.
 
-	 This function always succeeds.
+     This function always succeeds.
        */
 
      PyAPI_FUNC(PyObject *) PyNumber_Add(PyObject *o1, PyObject *o2);
 
        /*
-	 Returns the result of adding o1 and o2, or null on failure.
-	 This is the equivalent of the Python expression: o1+o2.
+     Returns the result of adding o1 and o2, or null on failure.
+     This is the equivalent of the Python expression: o1+o2.
        */
 
      PyAPI_FUNC(PyObject *) PyNumber_Subtract(PyObject *o1, PyObject *o2);
 
        /*
-	 Returns the result of subtracting o2 from o1, or null on
-	 failure.  This is the equivalent of the Python expression:
-	 o1-o2.
+     Returns the result of subtracting o2 from o1, or null on
+     failure.  This is the equivalent of the Python expression:
+     o1-o2.
        */
 
      PyAPI_FUNC(PyObject *) PyNumber_Multiply(PyObject *o1, PyObject *o2);
 
        /*
-	 Returns the result of multiplying o1 and o2, or null on
-	 failure.  This is the equivalent of the Python expression:
-	 o1*o2.
+     Returns the result of multiplying o1 and o2, or null on
+     failure.  This is the equivalent of the Python expression:
+     o1*o2.
        */
 
      PyAPI_FUNC(PyObject *) PyNumber_FloorDivide(PyObject *o1, PyObject *o2);
 
        /*
-	 Returns the result of dividing o1 by o2 giving an integral result,
-	 or null on failure.
-	 This is the equivalent of the Python expression: o1//o2.
+     Returns the result of dividing o1 by o2 giving an integral result,
+     or null on failure.
+     This is the equivalent of the Python expression: o1//o2.
        */
 
      PyAPI_FUNC(PyObject *) PyNumber_TrueDivide(PyObject *o1, PyObject *o2);
 
        /*
-	 Returns the result of dividing o1 by o2 giving a float result,
-	 or null on failure.
-	 This is the equivalent of the Python expression: o1/o2.
+     Returns the result of dividing o1 by o2 giving a float result,
+     or null on failure.
+     This is the equivalent of the Python expression: o1/o2.
        */
 
      PyAPI_FUNC(PyObject *) PyNumber_Remainder(PyObject *o1, PyObject *o2);
 
        /*
-	 Returns the remainder of dividing o1 by o2, or null on
-	 failure.  This is the equivalent of the Python expression:
-	 o1%o2.
+     Returns the remainder of dividing o1 by o2, or null on
+     failure.  This is the equivalent of the Python expression:
+     o1%o2.
        */
 
      PyAPI_FUNC(PyObject *) PyNumber_Divmod(PyObject *o1, PyObject *o2);
 
        /*
-	 See the built-in function divmod.  Returns NULL on failure.
-	 This is the equivalent of the Python expression:
-	 divmod(o1,o2).
+     See the built-in function divmod.  Returns NULL on failure.
+     This is the equivalent of the Python expression:
+     divmod(o1,o2).
        */
 
      PyAPI_FUNC(PyObject *) PyNumber_Power(PyObject *o1, PyObject *o2,
                                            PyObject *o3);
 
        /*
-	 See the built-in function pow.  Returns NULL on failure.
-	 This is the equivalent of the Python expression:
-	 pow(o1,o2,o3), where o3 is optional.
+     See the built-in function pow.  Returns NULL on failure.
+     This is the equivalent of the Python expression:
+     pow(o1,o2,o3), where o3 is optional.
        */
 
      PyAPI_FUNC(PyObject *) PyNumber_Negative(PyObject *o);
 
        /*
-	 Returns the negation of o on success, or null on failure.
-	 This is the equivalent of the Python expression: -o.
+     Returns the negation of o on success, or null on failure.
+     This is the equivalent of the Python expression: -o.
        */
 
      PyAPI_FUNC(PyObject *) PyNumber_Positive(PyObject *o);
 
        /*
-         Returns the (what?) of o on success, or NULL on failure.
-	 This is the equivalent of the Python expression: +o.
+     Returns the (what?) of o on success, or NULL on failure.
+     This is the equivalent of the Python expression: +o.
        */
 
      PyAPI_FUNC(PyObject *) PyNumber_Absolute(PyObject *o);
 
        /*
-	 Returns the absolute value of o, or null on failure.  This is
-	 the equivalent of the Python expression: abs(o).
+     Returns the absolute value of o, or null on failure.  This is
+     the equivalent of the Python expression: abs(o).
        */
 
      PyAPI_FUNC(PyObject *) PyNumber_Invert(PyObject *o);
 
        /*
-	 Returns the bitwise negation of o on success, or NULL on
-	 failure.  This is the equivalent of the Python expression:
-	 ~o.
+     Returns the bitwise negation of o on success, or NULL on
+     failure.  This is the equivalent of the Python expression:
+     ~o.
        */
 
      PyAPI_FUNC(PyObject *) PyNumber_Lshift(PyObject *o1, PyObject *o2);
 
        /*
-	 Returns the result of left shifting o1 by o2 on success, or
-	 NULL on failure.  This is the equivalent of the Python
-	 expression: o1 << o2.
+     Returns the result of left shifting o1 by o2 on success, or
+     NULL on failure.  This is the equivalent of the Python
+     expression: o1 << o2.
        */
 
      PyAPI_FUNC(PyObject *) PyNumber_Rshift(PyObject *o1, PyObject *o2);
 
        /*
-	 Returns the result of right shifting o1 by o2 on success, or
-	 NULL on failure.  This is the equivalent of the Python
-	 expression: o1 >> o2.
+     Returns the result of right shifting o1 by o2 on success, or
+     NULL on failure.  This is the equivalent of the Python
+     expression: o1 >> o2.
        */
 
      PyAPI_FUNC(PyObject *) PyNumber_And(PyObject *o1, PyObject *o2);
 
        /*
-	 Returns the result of bitwise and of o1 and o2 on success, or
-	 NULL on failure. This is the equivalent of the Python
-	 expression: o1&o2.
+     Returns the result of bitwise and of o1 and o2 on success, or
+     NULL on failure. This is the equivalent of the Python
+     expression: o1&o2.
 
        */
 
      PyAPI_FUNC(PyObject *) PyNumber_Xor(PyObject *o1, PyObject *o2);
 
        /*
-	 Returns the bitwise exclusive or of o1 by o2 on success, or
-	 NULL on failure.  This is the equivalent of the Python
-	 expression: o1^o2.
+     Returns the bitwise exclusive or of o1 by o2 on success, or
+     NULL on failure.  This is the equivalent of the Python
+     expression: o1^o2.
        */
 
      PyAPI_FUNC(PyObject *) PyNumber_Or(PyObject *o1, PyObject *o2);
 
        /*
-	 Returns the result of bitwise or on o1 and o2 on success, or
-	 NULL on failure.  This is the equivalent of the Python
-	 expression: o1|o2.
+     Returns the result of bitwise or on o1 and o2 on success, or
+     NULL on failure.  This is the equivalent of the Python
+     expression: o1|o2.
        */
 
 #define PyIndex_Check(obj) \
    ((obj)->ob_type->tp_as_number != NULL && \
     (obj)->ob_type->tp_as_number->nb_index != NULL)
-        
+
      PyAPI_FUNC(PyObject *) PyNumber_Index(PyObject *o);
 
        /*
-	 Returns the object converted to a Python long or int
-	 or NULL with an error raised on failure.
+     Returns the object converted to a Python long or int
+     or NULL with an error raised on failure.
        */
 
      PyAPI_FUNC(Py_ssize_t) PyNumber_AsSsize_t(PyObject *o, PyObject *exc);
 
        /*
-         Returns the Integral instance converted to an int. The
-         instance is expected to be int or long or have an __int__
-         method. Steals integral's reference. error_format will be
-         used to create the TypeError if integral isn't actually an
-         Integral instance. error_format should be a format string
-         that can accept a char* naming integral's type.
+     Returns the Integral instance converted to an int. The
+     instance is expected to be int or long or have an __int__
+     method. Steals integral's reference. error_format will be
+     used to create the TypeError if integral isn't actually an
+     Integral instance. error_format should be a format string
+     that can accept a char* naming integral's type.
        */
 
      PyAPI_FUNC(PyObject *) _PyNumber_ConvertIntegralToInt(
-             PyObject *integral,
-             const char* error_format);
+         PyObject *integral,
+         const char* error_format);
 
        /*
-        Returns the object converted to Py_ssize_t by going through
-        PyNumber_Index first.  If an overflow error occurs while
-        converting the int-or-long to Py_ssize_t, then the second argument
-        is the error-type to return.  If it is NULL, then the overflow error
-        is cleared and the value is clipped. 
+    Returns the object converted to Py_ssize_t by going through
+    PyNumber_Index first.  If an overflow error occurs while
+    converting the int-or-long to Py_ssize_t, then the second argument
+    is the error-type to return.  If it is NULL, then the overflow error
+    is cleared and the value is clipped.
        */
 
      PyAPI_FUNC(PyObject *) PyNumber_Long(PyObject *o);
 
        /*
-	 Returns the o converted to an integer object on success, or
-	 NULL on failure.  This is the equivalent of the Python
-	 expression: int(o).
+     Returns the o converted to an integer object on success, or
+     NULL on failure.  This is the equivalent of the Python
+     expression: int(o).
        */
 
      PyAPI_FUNC(PyObject *) PyNumber_Float(PyObject *o);
 
        /*
-	 Returns the o converted to a float object on success, or NULL
-	 on failure.  This is the equivalent of the Python expression:
-	 float(o).
+     Returns the o converted to a float object on success, or NULL
+     on failure.  This is the equivalent of the Python expression:
+     float(o).
        */
-	 
+
 /*  In-place variants of (some of) the above number protocol functions */
 
      PyAPI_FUNC(PyObject *) PyNumber_InPlaceAdd(PyObject *o1, PyObject *o2);
 
        /*
-	 Returns the result of adding o2 to o1, possibly in-place, or null
-	 on failure.  This is the equivalent of the Python expression:
-	 o1 += o2.
+     Returns the result of adding o2 to o1, possibly in-place, or null
+     on failure.  This is the equivalent of the Python expression:
+     o1 += o2.
        */
 
      PyAPI_FUNC(PyObject *) PyNumber_InPlaceSubtract(PyObject *o1, PyObject *o2);
 
        /*
-	 Returns the result of subtracting o2 from o1, possibly in-place or
-	 null on failure.  This is the equivalent of the Python expression:
-	 o1 -= o2.
+     Returns the result of subtracting o2 from o1, possibly in-place or
+     null on failure.  This is the equivalent of the Python expression:
+     o1 -= o2.
        */
 
      PyAPI_FUNC(PyObject *) PyNumber_InPlaceMultiply(PyObject *o1, PyObject *o2);
 
        /*
-	 Returns the result of multiplying o1 by o2, possibly in-place, or
-	 null on failure.  This is the equivalent of the Python expression:
-	 o1 *= o2.
+     Returns the result of multiplying o1 by o2, possibly in-place, or
+     null on failure.  This is the equivalent of the Python expression:
+     o1 *= o2.
        */
 
      PyAPI_FUNC(PyObject *) PyNumber_InPlaceFloorDivide(PyObject *o1,
-						        PyObject *o2);
+                                                        PyObject *o2);
 
        /*
-	 Returns the result of dividing o1 by o2 giving an integral result,
-	 possibly in-place, or null on failure.
-	 This is the equivalent of the Python expression:
-	 o1 /= o2.
+     Returns the result of dividing o1 by o2 giving an integral result,
+     possibly in-place, or null on failure.
+     This is the equivalent of the Python expression:
+     o1 /= o2.
        */
 
      PyAPI_FUNC(PyObject *) PyNumber_InPlaceTrueDivide(PyObject *o1,
-						       PyObject *o2);
+                                                       PyObject *o2);
 
        /*
-	 Returns the result of dividing o1 by o2 giving a float result,
-	 possibly in-place, or null on failure.
-	 This is the equivalent of the Python expression:
-	 o1 /= o2.
+     Returns the result of dividing o1 by o2 giving a float result,
+     possibly in-place, or null on failure.
+     This is the equivalent of the Python expression:
+     o1 /= o2.
        */
 
      PyAPI_FUNC(PyObject *) PyNumber_InPlaceRemainder(PyObject *o1, PyObject *o2);
 
        /*
-	 Returns the remainder of dividing o1 by o2, possibly in-place, or
-	 null on failure.  This is the equivalent of the Python expression:
-	 o1 %= o2.
+     Returns the remainder of dividing o1 by o2, possibly in-place, or
+     null on failure.  This is the equivalent of the Python expression:
+     o1 %= o2.
        */
 
      PyAPI_FUNC(PyObject *) PyNumber_InPlacePower(PyObject *o1, PyObject *o2,
-     						  PyObject *o3);
+                                                  PyObject *o3);
 
        /*
-	 Returns the result of raising o1 to the power of o2, possibly
-	 in-place, or null on failure.  This is the equivalent of the Python
-	 expression: o1 **= o2, or pow(o1, o2, o3) if o3 is present.
+     Returns the result of raising o1 to the power of o2, possibly
+     in-place, or null on failure.  This is the equivalent of the Python
+     expression: o1 **= o2, or pow(o1, o2, o3) if o3 is present.
        */
 
      PyAPI_FUNC(PyObject *) PyNumber_InPlaceLshift(PyObject *o1, PyObject *o2);
 
        /*
-	 Returns the result of left shifting o1 by o2, possibly in-place, or
-	 null on failure.  This is the equivalent of the Python expression:
-	 o1 <<= o2.
+     Returns the result of left shifting o1 by o2, possibly in-place, or
+     null on failure.  This is the equivalent of the Python expression:
+     o1 <<= o2.
        */
 
      PyAPI_FUNC(PyObject *) PyNumber_InPlaceRshift(PyObject *o1, PyObject *o2);
 
        /*
-	 Returns the result of right shifting o1 by o2, possibly in-place or
-	 null on failure.  This is the equivalent of the Python expression:
-	 o1 >>= o2.
+     Returns the result of right shifting o1 by o2, possibly in-place or
+     null on failure.  This is the equivalent of the Python expression:
+     o1 >>= o2.
        */
 
      PyAPI_FUNC(PyObject *) PyNumber_InPlaceAnd(PyObject *o1, PyObject *o2);
 
        /*
-	 Returns the result of bitwise and of o1 and o2, possibly in-place,
-	 or null on failure. This is the equivalent of the Python
-	 expression: o1 &= o2.
+     Returns the result of bitwise and of o1 and o2, possibly in-place,
+     or null on failure. This is the equivalent of the Python
+     expression: o1 &= o2.
        */
 
      PyAPI_FUNC(PyObject *) PyNumber_InPlaceXor(PyObject *o1, PyObject *o2);
 
        /*
-	 Returns the bitwise exclusive or of o1 by o2, possibly in-place, or
-	 null on failure.  This is the equivalent of the Python expression:
-	 o1 ^= o2.
+     Returns the bitwise exclusive or of o1 by o2, possibly in-place, or
+     null on failure.  This is the equivalent of the Python expression:
+     o1 ^= o2.
        */
 
      PyAPI_FUNC(PyObject *) PyNumber_InPlaceOr(PyObject *o1, PyObject *o2);
 
        /*
-	 Returns the result of bitwise or of o1 and o2, possibly in-place,
-	 or null on failure.  This is the equivalent of the Python
-	 expression: o1 |= o2.
+     Returns the result of bitwise or of o1 and o2, possibly in-place,
+     or null on failure.  This is the equivalent of the Python
+     expression: o1 |= o2.
        */
 
      PyAPI_FUNC(PyObject *) PyNumber_ToBase(PyObject *n, int base);
 
        /*
-	 Returns the integer n converted to a string with a base, with a base
-	 marker of 0b, 0o or 0x prefixed if applicable.
-	 If n is not an int object, it is converted with PyNumber_Index first.
+     Returns the integer n converted to a string with a base, with a base
+     marker of 0b, 0o or 0x prefixed if applicable.
+     If n is not an int object, it is converted with PyNumber_Index first.
        */
 
 
@@ -910,16 +910,16 @@ xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx*/
      PyAPI_FUNC(int) PySequence_Check(PyObject *o);
 
        /*
-         Return 1 if the object provides sequence protocol, and zero
-	 otherwise.  
+     Return 1 if the object provides sequence protocol, and zero
+     otherwise.
 
-	 This function always succeeds.
+     This function always succeeds.
        */
 
      PyAPI_FUNC(Py_ssize_t) PySequence_Size(PyObject *o);
 
        /*
-         Return the size of sequence object o, or -1 on failure.
+     Return the size of sequence object o, or -1 on failure.
        */
 
        /* For DLL compatibility */
@@ -931,147 +931,147 @@ xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx*/
      PyAPI_FUNC(PyObject *) PySequence_Concat(PyObject *o1, PyObject *o2);
 
        /*
-	 Return the concatenation of o1 and o2 on success, and NULL on
-	 failure.   This is the equivalent of the Python
-	 expression: o1+o2.
+     Return the concatenation of o1 and o2 on success, and NULL on
+     failure.   This is the equivalent of the Python
+     expression: o1+o2.
        */
 
      PyAPI_FUNC(PyObject *) PySequence_Repeat(PyObject *o, Py_ssize_t count);
 
        /*
-	 Return the result of repeating sequence object o count times,
-	 or NULL on failure.  This is the equivalent of the Python
-	 expression: o1*count.
+     Return the result of repeating sequence object o count times,
+     or NULL on failure.  This is the equivalent of the Python
+     expression: o1*count.
        */
 
      PyAPI_FUNC(PyObject *) PySequence_GetItem(PyObject *o, Py_ssize_t i);
 
        /*
-	 Return the ith element of o, or NULL on failure. This is the
-	 equivalent of the Python expression: o[i].
+     Return the ith element of o, or NULL on failure. This is the
+     equivalent of the Python expression: o[i].
        */
 
      PyAPI_FUNC(PyObject *) PySequence_GetSlice(PyObject *o, Py_ssize_t i1, Py_ssize_t i2);
 
        /*
-	 Return the slice of sequence object o between i1 and i2, or
-	 NULL on failure. This is the equivalent of the Python
-	 expression: o[i1:i2].
+     Return the slice of sequence object o between i1 and i2, or
+     NULL on failure. This is the equivalent of the Python
+     expression: o[i1:i2].
        */
 
      PyAPI_FUNC(int) PySequence_SetItem(PyObject *o, Py_ssize_t i, PyObject *v);
 
        /*
-	 Assign object v to the ith element of o.  Returns
-	 -1 on failure.  This is the equivalent of the Python
-	 statement: o[i]=v.
+     Assign object v to the ith element of o.  Returns
+     -1 on failure.  This is the equivalent of the Python
+     statement: o[i]=v.
        */
 
      PyAPI_FUNC(int) PySequence_DelItem(PyObject *o, Py_ssize_t i);
 
        /*
-	 Delete the ith element of object v.  Returns
-	 -1 on failure.  This is the equivalent of the Python
-	 statement: del o[i].
+     Delete the ith element of object v.  Returns
+     -1 on failure.  This is the equivalent of the Python
+     statement: del o[i].
        */
 
      PyAPI_FUNC(int) PySequence_SetSlice(PyObject *o, Py_ssize_t i1, Py_ssize_t i2,
                                          PyObject *v);
 
        /*
-         Assign the sequence object, v, to the slice in sequence
-	 object, o, from i1 to i2.  Returns -1 on failure. This is the
-	 equivalent of the Python statement: o[i1:i2]=v.
+     Assign the sequence object, v, to the slice in sequence
+     object, o, from i1 to i2.  Returns -1 on failure. This is the
+     equivalent of the Python statement: o[i1:i2]=v.
        */
 
      PyAPI_FUNC(int) PySequence_DelSlice(PyObject *o, Py_ssize_t i1, Py_ssize_t i2);
 
        /*
-	 Delete the slice in sequence object, o, from i1 to i2.
-	 Returns -1 on failure. This is the equivalent of the Python
-	 statement: del o[i1:i2].
+     Delete the slice in sequence object, o, from i1 to i2.
+     Returns -1 on failure. This is the equivalent of the Python
+     statement: del o[i1:i2].
        */
 
      PyAPI_FUNC(PyObject *) PySequence_Tuple(PyObject *o);
 
        /*
-	 Returns the sequence, o, as a tuple on success, and NULL on failure.
-	 This is equivalent to the Python expression: tuple(o)
+     Returns the sequence, o, as a tuple on success, and NULL on failure.
+     This is equivalent to the Python expression: tuple(o)
        */
 
 
      PyAPI_FUNC(PyObject *) PySequence_List(PyObject *o);
        /*
-	 Returns the sequence, o, as a list on success, and NULL on failure.
-	 This is equivalent to the Python expression: list(o)
+     Returns the sequence, o, as a list on success, and NULL on failure.
+     This is equivalent to the Python expression: list(o)
        */
 
      PyAPI_FUNC(PyObject *) PySequence_Fast(PyObject *o, const char* m);
        /*
-         Returns the sequence, o, as a tuple, unless it's already a
-         tuple or list.  Use PySequence_Fast_GET_ITEM to access the
-         members of this list, and PySequence_Fast_GET_SIZE to get its length.
+     Returns the sequence, o, as a tuple, unless it's already a
+     tuple or list.  Use PySequence_Fast_GET_ITEM to access the
+     members of this list, and PySequence_Fast_GET_SIZE to get its length.
 
-         Returns NULL on failure.  If the object does not support iteration,
-         raises a TypeError exception with m as the message text.
+     Returns NULL on failure.  If the object does not support iteration,
+     raises a TypeError exception with m as the message text.
        */
 
 #define PySequence_Fast_GET_SIZE(o) \
-	(PyList_Check(o) ? PyList_GET_SIZE(o) : PyTuple_GET_SIZE(o))
+    (PyList_Check(o) ? PyList_GET_SIZE(o) : PyTuple_GET_SIZE(o))
        /*
-	 Return the size of o, assuming that o was returned by
-         PySequence_Fast and is not NULL.
+     Return the size of o, assuming that o was returned by
+     PySequence_Fast and is not NULL.
        */
 
 #define PySequence_Fast_GET_ITEM(o, i)\
      (PyList_Check(o) ? PyList_GET_ITEM(o, i) : PyTuple_GET_ITEM(o, i))
        /*
-	 Return the ith element of o, assuming that o was returned by
-         PySequence_Fast, and that i is within bounds.
+     Return the ith element of o, assuming that o was returned by
+     PySequence_Fast, and that i is within bounds.
        */
 
 #define PySequence_ITEM(o, i)\
-	( Py_TYPE(o)->tp_as_sequence->sq_item(o, i) )
+    ( Py_TYPE(o)->tp_as_sequence->sq_item(o, i) )
        /* Assume tp_as_sequence and sq_item exist and that i does not
-	  need to be corrected for a negative index
-       */     
+      need to be corrected for a negative index
+       */
 
 #define PySequence_Fast_ITEMS(sf) \
-	(PyList_Check(sf) ? ((PyListObject *)(sf))->ob_item \
-			  : ((PyTupleObject *)(sf))->ob_item)
-	/* Return a pointer to the underlying item array for
-           an object retured by PySequence_Fast */
+    (PyList_Check(sf) ? ((PyListObject *)(sf))->ob_item \
+                      : ((PyTupleObject *)(sf))->ob_item)
+    /* Return a pointer to the underlying item array for
+       an object retured by PySequence_Fast */
 
      PyAPI_FUNC(Py_ssize_t) PySequence_Count(PyObject *o, PyObject *value);
 
        /*
-         Return the number of occurrences on value on o, that is,
-	 return the number of keys for which o[key]==value.  On
-	 failure, return -1.  This is equivalent to the Python
-	 expression: o.count(value).
+     Return the number of occurrences on value on o, that is,
+     return the number of keys for which o[key]==value.  On
+     failure, return -1.  This is equivalent to the Python
+     expression: o.count(value).
        */
 
      PyAPI_FUNC(int) PySequence_Contains(PyObject *seq, PyObject *ob);
        /*
-         Return -1 if error; 1 if ob in seq; 0 if ob not in seq.
-         Use __contains__ if possible, else _PySequence_IterSearch().
+     Return -1 if error; 1 if ob in seq; 0 if ob not in seq.
+     Use __contains__ if possible, else _PySequence_IterSearch().
        */
 
 #define PY_ITERSEARCH_COUNT    1
 #define PY_ITERSEARCH_INDEX    2
 #define PY_ITERSEARCH_CONTAINS 3
      PyAPI_FUNC(Py_ssize_t) _PySequence_IterSearch(PyObject *seq,
-     					PyObject *obj, int operation);
-	/*
-	  Iterate over seq.  Result depends on the operation:
-	  PY_ITERSEARCH_COUNT:  return # of times obj appears in seq; -1 if
-	  	error.
-	  PY_ITERSEARCH_INDEX:  return 0-based index of first occurrence of
-	  	obj in seq; set ValueError and return -1 if none found;
-	  	also return -1 on error.
-	  PY_ITERSEARCH_CONTAINS:  return 1 if obj in seq, else 0; -1 on
-	  	error.
-	*/
+                                        PyObject *obj, int operation);
+    /*
+      Iterate over seq.  Result depends on the operation:
+      PY_ITERSEARCH_COUNT:  return # of times obj appears in seq; -1 if
+        error.
+      PY_ITERSEARCH_INDEX:  return 0-based index of first occurrence of
+        obj in seq; set ValueError and return -1 if none found;
+        also return -1 on error.
+      PY_ITERSEARCH_CONTAINS:  return 1 if obj in seq, else 0; -1 on
+        error.
+    */
 
 /* For DLL-level backwards compatibility */
 #undef PySequence_In
@@ -1081,17 +1081,17 @@ xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx*/
 #define PySequence_In PySequence_Contains
 
        /*
-	 Determine if o contains value.  If an item in o is equal to
-	 X, return 1, otherwise return 0.  On error, return -1.  This
-	 is equivalent to the Python expression: value in o.
+     Determine if o contains value.  If an item in o is equal to
+     X, return 1, otherwise return 0.  On error, return -1.  This
+     is equivalent to the Python expression: value in o.
        */
 
      PyAPI_FUNC(Py_ssize_t) PySequence_Index(PyObject *o, PyObject *value);
 
        /*
-	 Return the first index for which o[i]=value.  On error,
-	 return -1.    This is equivalent to the Python
-	 expression: o.index(value).
+     Return the first index for which o[i]=value.  On error,
+     return -1.    This is equivalent to the Python
+     expression: o.index(value).
        */
 
 /* In-place versions of some of the above Sequence functions. */
@@ -1099,18 +1099,18 @@ xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx*/
      PyAPI_FUNC(PyObject *) PySequence_InPlaceConcat(PyObject *o1, PyObject *o2);
 
        /*
-	 Append o2 to o1, in-place when possible. Return the resulting
-	 object, which could be o1, or NULL on failure.  This is the
-	 equivalent of the Python expression: o1 += o2.
+     Append o2 to o1, in-place when possible. Return the resulting
+     object, which could be o1, or NULL on failure.  This is the
+     equivalent of the Python expression: o1 += o2.
 
        */
 
      PyAPI_FUNC(PyObject *) PySequence_InPlaceRepeat(PyObject *o, Py_ssize_t count);
 
        /*
-	 Repeat o1 by count, in-place when possible. Return the resulting
-	 object, which could be o1, or NULL on failure.  This is the
-	 equivalent of the Python expression: o1 *= count.
+     Repeat o1 by count, in-place when possible. Return the resulting
+     object, which could be o1, or NULL on failure.  This is the
+     equivalent of the Python expression: o1 *= count.
 
        */
 
@@ -1119,18 +1119,18 @@ xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx*/
      PyAPI_FUNC(int) PyMapping_Check(PyObject *o);
 
        /*
-         Return 1 if the object provides mapping protocol, and zero
-	 otherwise.  
+     Return 1 if the object provides mapping protocol, and zero
+     otherwise.
 
-	 This function always succeeds.
+     This function always succeeds.
        */
 
      PyAPI_FUNC(Py_ssize_t) PyMapping_Size(PyObject *o);
 
        /*
-         Returns the number of keys in object o on success, and -1 on
-	 failure.  For objects that do not provide sequence protocol,
-	 this is equivalent to the Python expression: len(o).
+     Returns the number of keys in object o on success, and -1 on
+     failure.  For objects that do not provide sequence protocol,
+     this is equivalent to the Python expression: len(o).
        */
 
        /* For DLL compatibility */
@@ -1143,9 +1143,9 @@ xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx*/
 
      int PyMapping_DelItemString(PyObject *o, char *key);
 
-	 Remove the mapping for object, key, from the object *o.
-	 Returns -1 on failure.  This is equivalent to
-	 the Python statement: del o[key].
+     Remove the mapping for object, key, from the object *o.
+     Returns -1 on failure.  This is equivalent to
+     the Python statement: del o[key].
        */
 #define PyMapping_DelItemString(O,K) PyObject_DelItemString((O),(K))
 
@@ -1153,71 +1153,71 @@ xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx*/
 
      int PyMapping_DelItem(PyObject *o, PyObject *key);
 
-	 Remove the mapping for object, key, from the object *o.
-	 Returns -1 on failure.  This is equivalent to
-	 the Python statement: del o[key].
+     Remove the mapping for object, key, from the object *o.
+     Returns -1 on failure.  This is equivalent to
+     the Python statement: del o[key].
        */
 #define PyMapping_DelItem(O,K) PyObject_DelItem((O),(K))
 
      PyAPI_FUNC(int) PyMapping_HasKeyString(PyObject *o, char *key);
 
        /*
-	 On success, return 1 if the mapping object has the key, key,
-	 and 0 otherwise.  This is equivalent to the Python expression:
-	 key in o. 
+     On success, return 1 if the mapping object has the key, key,
+     and 0 otherwise.  This is equivalent to the Python expression:
+     key in o.
 
-	 This function always succeeds.
+     This function always succeeds.
        */
 
      PyAPI_FUNC(int) PyMapping_HasKey(PyObject *o, PyObject *key);
 
        /*
-	 Return 1 if the mapping object has the key, key,
-	 and 0 otherwise.  This is equivalent to the Python expression:
-	 key in o. 
+     Return 1 if the mapping object has the key, key,
+     and 0 otherwise.  This is equivalent to the Python expression:
+     key in o.
 
-	 This function always succeeds.
+     This function always succeeds.
 
        */
 
      PyAPI_FUNC(PyObject *) PyMapping_Keys(PyObject *o);
 
        /*
-         On success, return a list or tuple of the keys in object o.
-	 On failure, return NULL.
+     On success, return a list or tuple of the keys in object o.
+     On failure, return NULL.
        */
 
      PyAPI_FUNC(PyObject *) PyMapping_Values(PyObject *o);
 
        /*
-         On success, return a list or tuple of the values in object o.
-	 On failure, return NULL.
+     On success, return a list or tuple of the values in object o.
+     On failure, return NULL.
        */
 
      PyAPI_FUNC(PyObject *) PyMapping_Items(PyObject *o);
 
        /*
-         On success, return a list or tuple of the items in object o,
-	 where each item is a tuple containing a key-value pair.  
-	 On failure, return NULL.
+     On success, return a list or tuple of the items in object o,
+     where each item is a tuple containing a key-value pair.
+     On failure, return NULL.
 
        */
 
      PyAPI_FUNC(PyObject *) PyMapping_GetItemString(PyObject *o, char *key);
 
        /*
-	 Return element of o corresponding to the object, key, or NULL
-	 on failure. This is the equivalent of the Python expression:
-	 o[key].
+     Return element of o corresponding to the object, key, or NULL
+     on failure. This is the equivalent of the Python expression:
+     o[key].
        */
 
      PyAPI_FUNC(int) PyMapping_SetItemString(PyObject *o, char *key,
                                             PyObject *value);
 
        /*
-	 Map the object, key, to the value, v.  Returns 
-	 -1 on failure.  This is the equivalent of the Python
-	 statement: o[key]=v.
+     Map the object, key, to the value, v.  Returns
+     -1 on failure.  This is the equivalent of the Python
+     statement: o[key]=v.
       */