Merged revisions 75283 via svnmerge from

svn+ssh://pythondev@svn.python.org/python/trunk

........
  r75283 | mark.dickinson | 2009-10-08 16:54:10 +0100 (Thu, 08 Oct 2009) | 4 lines

  Issue #7078:  _struct.__doc__ was being ignored.  Import it into struct.
  Also add description of '?' struct format character.  Thanks Gabriel
  Genellina for the patch.
........

Lib/struct.py

 from _struct import *
 from _struct import _clearcache
+from _struct import __doc__

Misc/NEWS

@@ -12,6 +12,8 @@ What's New in Python 2.6.5
 Core and Builtins
 -----------------
 
+- Issue #7078: Set struct.__doc__ from _struct.__doc__.
+
 - Issue #1722344: threading._shutdown() is now called in Py_Finalize(), which
   fixes the problem of some exceptions being thrown at shutdown when the
   interpreter is killed. Patch by Adam Olsen.

Modules/_struct.c

@@ -2042,9 +2042,10 @@ static struct PyMethodDef module_functions[] = {
 /* Module initialization */
 
 PyDoc_STRVAR(module_doc,
-"Functions to convert between Python values and C structs.\n\
-Python strings are used to hold the data representing the C struct\n\
-and also as format strings to describe the layout of data in the C struct.\n\
+"Functions to convert between Python values and C structs represented\n\
+as Python strings. It uses format strings (explained below) as compact\n\
+descriptions of the lay-out of the C structs and the intended conversion\n\
+to/from Python values.\n\
 \n\
 The optional first format char indicates byte order, size and alignment:\n\
   @: native order, size & alignment (default)\n\
@@ -2056,6 +2057,7 @@ The optional first format char indicates byte order, size and alignment:\n\
 The remaining chars indicate types of args and must match exactly;\n\
 these can be preceded by a decimal repeat count:\n\
   x: pad byte (no data); c:char; b:signed byte; B:unsigned byte;\n\
+  ?: _Bool (requires C99; if not available, char is used instead)\n\
   h:short; H:unsigned short; i:int; I:unsigned int;\n\
   l:long; L:unsigned long; f:float; d:double.\n\
 Special cases (preceding decimal count indicates length):\n\