This is incomplete, but I want to get some version into the next alpha. I am still working on:
Documentation.
More tests.
Implement for floats.

In addition, there's an existing bug with 'n' formatting that carries forward to thousands grouping (issue 5515).

Remove unreachable calls to test().

This restores the behavior of SimpleHTTPServer, where a user could
type "python -m SimpleHTTPServer" and get a simple server for sharing
files. Now, you can do the same thing with "python3 -m http.server".

Apparently, Guido don't like this behavior. [1]  I also agree that the memo
should be left as an implementation detail.

[1]: http://mail.python.org/pipermail/python-dev/2009-March/086809.html

This restores the behavior that was present in Python 2.x.

Initialize last_string and arg member of Unpickler.

are consistent with the corresponding tuple index.

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  r71070 | antoine.pitrou | 2009-04-02 23:18:34 +0200 (jeu., 02 avril 2009) | 3 lines

  Issue #2396: backport the memoryview object.
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Merged revisions 71046 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk

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  r71046 | r.david.murray | 2009-04-02 10:05:35 -0400 (Thu, 02 Apr 2009) | 4 lines

  Add missing iteritems() call to the for loop in mailbox.MH.get_message().

  Fixes issue2625.
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paths used '/' as a path separator.

Fixes issue #5646.

error replacement returned by codec error callbacks twice in
IncrementalEncoder and StreamWriter.

that is in fact the case.

Closes issue #5442.

strptime does not accept it in the strftime behavior section of the
datetime docs.

Closes issue 2568.

Porting by hand since svnmerge disclaims all knowledge of the trunk commit.

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

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  r71031 | brett.cannon | 2009-04-01 20:17:39 -0700 (Wed, 01 Apr 2009) | 6 lines

  PyImport_AppendInittab() took a char * as a first argument even though that
  string was stored beyond the life of the call. Changed the signature to be
  const char * to help make this point.

  Closes issue #1419652.
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svn+ssh://pythondev@svn.python.org/python/trunk

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  r71014 | benjamin.peterson | 2009-04-01 20:03:17 -0500 (Wed, 01 Apr 2009) | 1 line

  handle SEEK_ constants in test_io
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