can fail, check its return value, and die if it does fail.

_PyGILState_Init():  Assert that the thread doesn't already have an
association for autoTLSkey.  If it does, PyThread_set_key_value() will
ignore the attempt to (re)set the association, which the code clearly
doesn't want.

code.

PyThread_set_key_value():  It's clear that this code assumes the passed-in
value isn't NULL, so document that it must not be, and assert that it
isn't.  It remains unclear whether existing callers want the odd semantics
actually implemented by this function.

calling .lower() on it.  This fixes the problem described in SF patch # 866982
where in the tr_TR.ISO-8859-9 locale, 'I'.lower() isn't 'i'.  unicodes are
locale insensitive.

arguments passed through tuples.

George Yoshida!

Simplify internal calls and logic for _fix() and _fixexponents().
(Contributed by Facundo Batista.)

(Contributed by Gerrit Holl.  Reviewed by Jeff Epler.)

The shutils.rmtree() implementation uses an excessive amount of memory when
deleting large directory hierarchies. Before actually deleting any files, it
builds up a list of (function, filename) tuples for all the files that it is
going to remove.

[ 1030629 ] PyOS_InputHook broken

with a couple of utterly inconsequential changes by me.

(Contributed by Nick Coghlan.)

accept any iterable instead of only a sliceable object.

Closes bug #1039270.

the example so it does pass.

Closes bug #1038935.  Thanks Malte Helmert for spotting it.

SF bug #997050: Document, test, & check for non-string values in ConfigParser.  Moved the new string-only restriction added in rev. 1.65 to the SafeConfigParser class, leaving existing ConfigParser & RawConfigParser behavior alone, and documented the conditions under which non-string values work.

SF bug #1017864: ConfigParser now correctly handles default keys, processing them with ``ConfigParser.optionxform`` when supplied, consistent with the handling of config file entries and runtime-set options.