[issue31108] add __contains__ for list_iterator (and others) for better performance

[Terry J. Reedy]

Changes by Terry J. Reedy <tjre...@udel.edu>:


----------
Removed message: http://bugs.python.org/msg299770

_______________________________________
Python tracker <rep...@bugs.python.org>
<http://bugs.python.org/issue31108>
_______________________________________
_______________________________________________
Python-bugs-list mailing list
Unsubscribe: 
https://mail.python.org/mailman/options/python-bugs-list/archive%40mail-archive.com