[issue4920] Inconsistent usage of next/__next__ in ABC collections; collections.Iterator is not compatible with Python 2.6 iterators.

[Raymond Hettinger]

Changes by Raymond Hettinger <rhettinger at users.sourceforge.net>:


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assignee:  -> rhettinger

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue4920>
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