gh-145524: Update comment for TypeVar S in typing.rst#145525
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Clarified the comment for type variable S to specify it can be str or any subtype of str.
AlexWaygood
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Mar 5, 2026
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The existing text is correct, since str is a subtype of str -- "any subtype of str" includes str itself. But I agree that not all users will necessarily be aware of that, so the edit does seem to make things clearer to me
AlexWaygood
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needs backport to 3.13
encukou
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needs backport to 3.15
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Fix: #145524
boundparameter oftyping.TypeVaraccepts should be explained more clearly #145524📚 Documentation preview 📚: https://cpython-previews--145525.org.readthedocs.build/