[issue16231] pickle persistent_id return value

[Serhiy Storchaka]

Serhiy Storchaka added the comment:

It was fixed for Python 3 in 0ae50aa7d97c. Should it be fixed in 2.7 too or close the issue as won't fix? Note that cPickle tests the return value of persistent_id only for None.

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nosy: +alexandre.vassalotti, pitrou, serhiy.storchaka

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue16231>
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