[issue25731] Assigning and deleting __new__ attr on the class does not allow to create instances of this class

[Roundup Robot]

Roundup Robot added the comment:

New changeset 3c9512d8ac0d by Benjamin Peterson in branch '3.5':
set tp_new from the class in the hierarchy that actually owns the descriptor (closes #25731)
https://hg.python.org/cpython/rev/3c9512d8ac0d

New changeset e7062dd9085e by Benjamin Peterson in branch '2.7':
set tp_new from the class in the hierarchy that actually owns the descriptor (closes #25731)
https://hg.python.org/cpython/rev/e7062dd9085e

New changeset a7953ee29f1c by Benjamin Peterson in branch 'default':
merge 3.5 (#25731)
https://hg.python.org/cpython/rev/a7953ee29f1c

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nosy: +python-dev
resolution:  -> fixed
stage:  -> resolved
status: open -> closed

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue25731>
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