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Title: gh-89828: Do not relay the __class__ attribute in GenericAlias by serhiy-storchaka · Pull Request #93754 · python/cpython · GitHub

Open Graph Title: gh-89828: Do not relay the __class__ attribute in GenericAlias by serhiy-storchaka · Pull Request #93754 · python/cpython

X Title: gh-89828: Do not relay the __class__ attribute in GenericAlias by serhiy-storchaka · Pull Request #93754 · python/cpython

Description: The Python programming language. Contribute to python/cpython development by creating an account on GitHub.

Open Graph Description: list[int].__class__ returned type, and isinstance(list[int], type) returned True. It caused numerous problems in code that checks isinstance(x, type). #89828

X Description: list[int].__class__ returned type, and isinstance(list[int], type) returned True. It caused numerous problems in code that checks isinstance(x, type). #89828

Opengraph URL: https://github.com/python/cpython/pull/93754

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