Merged revisions 65668 via svnmerge from

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

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  r65668 | brett.cannon | 2008-08-13 22:55:18 -0700 (Wed, 13 Aug 2008) | 4 lines

  Fix markup for various binary operation examples where the operands were bolded
  and the operator was made literal, leading to non-valid reST. Changed to have
  the entire expression just be a literal bit of text.
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