[issue39046] collections.abc.Reversible should not be a subclass of Hashable

[Lovi]

Change by Lovi <1668151593 at qq.com>:


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nosy: +lovi
versions:  -Python 3.7, Python 3.8

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue39046>
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