Merged revisions 65791 via svnmerge from

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

........
  r65791 | brett.cannon | 2008-08-17 17:36:52 -0700 (Sun, 17 Aug 2008) | 2 lines

  Remove two unneeded imports in 'io'.
........

Lib/io.py

@@ -57,7 +57,6 @@ __all__ = ["BlockingIOError", "open", "IOBase", "RawIOBase", "FileIO",
 
 import os
 import abc
-import sys
 import codecs
 import _fileio
 # Import _thread instead of threading to reduce startup cost