of os.urandom().
 (backport from rev. 51762)

making subprocess not close standard file descriptors.

to use "in".
 (backport from rev. 51740)

Backport 51669: Make sure memory is properly cleaned up in file_init (even though this should not be able to happen since we already parsed the args)

generator expressions (x for x, in ... ) works again.

Sigh, I only fixed for loops the first time, not list comps and genexprs too.
I couldn't find any more unpacking cases where there is a similar bug lurking.

Partially from SF patch #1551339, but also taken from head.

checking to live happily with recent gcc optimizations that
assume signed integer arithmetic never overflows.

  Doc fix: hashlib objects don't always return a digest of 16 bytes.

 (backport from rev. 51677)

- various minor cleanups for improved consistency

  a unicode string in a build with wide unicode (UCS-4) support.

I will forward port to 2.6.  Can someone backport to 2.4?

Handle a few more error conditions.

Klocwork 301 and 302.  Will backport.

Fix bug #1543303, tarfile adds padding that breaks gunzip.
Patch # 1543897.  (remove the padding)

 (backport from rev. 51416)

object so we don't leak op.  (Fixes an earlier patch to this code)

Klockwork #350

Klocwork #307

 (backport from rev. 51368)