Merged revisions 70221 via svnmerge from

Merged revisions 70221 via svnmerge from
svn+ssh://pythondev/python/branches/py3k

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  r70221 | guilherme.polo | 2009-03-06 22:54:57 -0300 (Fri, 06 Mar 2009) | 15 lines

  Merged revisions 70218-70219 via svnmerge from
  svn+ssh://pythondev/python/trunk

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    r70218 | guilherme.polo | 2009-03-06 22:19:12 -0300 (Fri, 06 Mar 2009) | 1 line

    Fixed issue #5193: Guarantee that Tkinter.Text.search returns a string.
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    r70219 | guilherme.polo | 2009-03-06 22:47:49 -0300 (Fri, 06 Mar 2009) | 4 lines

    Fixed issue #4792: Prevent a segfault in _tkinter by using the
    guaranteed to be safe interp argument given to the PythonCmd in place
    of the Tcl interpreter taken from a PythonCmd_ClientData.
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