In Python 2.6 ``itertools`` library documentation is a small typo in last paragraph (``projects/python/branches/release26-maint/Doc/library/itertools.rst``, rev. [77750]), see it at http://docs.python.org/library/itertools.html#recipes .

In the note about how optimizing recipes, ``dotproduct`` example function is not outlined as a code sample. Lines 762-763 should end with double colons (instead of simple), to mark following code as such, in reST format::

   (...) For example, the
   *dotproduct* recipe can be written as::

Note that previous ``*dotproduct*`` ref. could be marked as ``inline literal`` instead of *emphasis*, and then lines become::

   (...) For example, the
   ``dotproduct`` recipe can be written as::