[issue40464] functools.singledispatch doesn't verify annotation is on FIRST parameter

[Filipe Laíns]

Change by Filipe Laíns <filipe.lains at gmail.com>:


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keywords: +patch
nosy: +FFY00
nosy_count: 2.0 -> 3.0
pull_requests: +19184
stage:  -> patch review
pull_request: https://github.com/python/cpython/pull/19871

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue40464>
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