Commit 57295c4d81ac879dd2d804190b38b2e91f934acd broke Windows buildbots:

"""
======================================================================
ERROR: test_rotator (test.test_logging.RotatingFileHandlerTest)
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Traceback (most recent call last):
  File "D:\cygwin\home\db3l\buildarea\3.x.bolen-windows7\build\lib\test\test_logging.py", line 3543, in tearDown
    os.unlink(fn)
PermissionError: [Error 32] The process cannot access the file because it is being used by another process: 'c:\\users\\db3l\\appdata\\local\\temp\\test_logging-2-9ozjk9.log'

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FAIL: test_rotator (test.test_logging.RotatingFileHandlerTest)
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Traceback (most recent call last):
  File "D:\cygwin\home\db3l\buildarea\3.x.bolen-windows7\build\lib\test\test_logging.py", line 3631, in test_rotator
    self.assertEqual(data.decode("ascii"), m1.msg + "\n")
AssertionError: '1\r\n' != '1\n'
- 1
?  -
+ 1


======================================================================
FAIL: test_should_not_rollover (test.test_logging.RotatingFileHandlerTest)
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Traceback (most recent call last):
  File "D:\cygwin\home\db3l\buildarea\3.x.bolen-windows7\build\lib\test\test_logging.py", line 3536, in setUp
    BaseTest.setUp(self)
  File "D:\cygwin\home\db3l\buildarea\3.x.bolen-windows7\build\lib\test\test_logging.py", line 114, in setUp
    raise AssertionError('Unexpected handlers: %s' % hlist)
AssertionError: Unexpected handlers: [<logging.StreamHandler object at 0x0EBAC540>]
"""

See http://python.org/dev/buildbot/all/builders/x86%20Windows7%203.x/builds/4180/steps/test/logs/stdio and http://python.org/dev/buildbot/all/builders/x86%20XP-4%203.x/builds/5780/steps/test/logs/stdio