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no error when subscripting AbstractContextManager when targeting python 3.8 #16097

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DetachHead opened this issue Sep 13, 2023 · 1 comment
Open

no error when subscripting AbstractContextManager when targeting python 3.8 #16097

DetachHead opened this issue Sep 13, 2023 · 1 comment
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bug mypy got something wrong topic-pep-585 PEP 585 (builtin generics)

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@DetachHead
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from contextlib import AbstractContextManager

foo = AbstractContextManager[int] # runtime error, no mypy error

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@DetachHead DetachHead added the bug mypy got something wrong label Sep 13, 2023
@KotlinIsland
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The easiest way to handle this situation would be to special case it.

@AlexWaygood AlexWaygood added the topic-pep-585 PEP 585 (builtin generics) label Sep 13, 2023
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@DetachHead @KotlinIsland @AlexWaygood