[issue24434] ItemsView.__contains__ does not mimic dict_items

[Caleb Levy]

Caleb Levy added the comment:

Sorry; that should be DictLikeMapping(a="b").items(), where DictLikeMapping is defined in the patch unit tests.

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue24434>
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