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Title: gh-122634: Deprecate `__class_getitem__` on metaclasses by sobolevn · Pull Request #122743 · python/cpython · GitHub

Open Graph Title: gh-122634: Deprecate `__class_getitem__` on metaclasses by sobolevn · Pull Request #122743 · python/cpython

X Title: gh-122634: Deprecate `__class_getitem__` on metaclasses by sobolevn · Pull Request #122743 · python/cpython

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

Open Graph Description: Issue: __class_getitem__ Unexpectedly Falls Back to the Metaclass #122634 📚 Documentation preview 📚: https://cpython-previews--122743.org.readthedocs.build/

X Description: Issue: __class_getitem__ Unexpectedly Falls Back to the Metaclass #122634 📚 Documentation preview 📚: https://cpython-previews--122743.org.readthedocs.build/

Opengraph URL: https://github.com/python/cpython/pull/122743

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