The tests fail for me the same way both before and after the code patch:

======================================================================
FAIL: test_formatdate (test.test_email.test_utils.FormatDateTests)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/home/rdmurray/python/p34/Lib/test/support/__init__.py", line 1525, in inner
    return func(*args, **kwds)
  File "/home/rdmurray/python/p34/Lib/test/test_email/test_utils.py", line 145, in test_formatdate
    self.assertEqual(string, 'Mon, 01 Dec 2014 15:00:00 -0000')
AssertionError: 'Mon, 01 Dec 2014 14:00:00 -0000' != 'Mon, 01 Dec 2014 15:00:00 -0000'
- Mon, 01 Dec 2014 14:00:00 -0000
?                   ^
+ Mon, 01 Dec 2014 15:00:00 -0000
?                   ^


======================================================================
FAIL: test_formatdate_with_localtime (test.test_email.test_utils.FormatDateTests)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/home/rdmurray/python/p34/Lib/test/support/__init__.py", line 1525, in inner
    return func(*args, **kwds)
  File "/home/rdmurray/python/p34/Lib/test/test_email/test_utils.py", line 157, in test_formatdate_with_localtime
    self.assertEqual(string, 'Mon, 01 Dec 2014 18:00:00 +0300')
AssertionError: 'Mon, 01 Dec 2014 18:00:00 +0400' != 'Mon, 01 Dec 2014 18:00:00 +0300'
- Mon, 01 Dec 2014 18:00:00 +0400
?                             ^
+ Mon, 01 Dec 2014 18:00:00 +0300
?                             ^