Merged revisions 74741 via svnmerge from

svn+ssh://pythondev@svn.python.org/python/branches/py3k

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  r74741 | benjamin.peterson | 2009-09-11 16:17:13 -0500 (Fri, 11 Sep 2009) | 1 line

  #6888 fix the alias command with no arguments
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