[issue23764] functools.wraps should be able to change function argspec as well

[SilentGhost]

Changes by SilentGhost <ghost.adh at gmail.com>:


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nosy: +ncoghlan, rhettinger
versions:  -Python 3.2, Python 3.3, Python 3.4, Python 3.6

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue23764>
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