Allow mixing ParamSpec and TypeVarTuple in Generic #17450
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According to mypy_primer, this change doesn't affect type check results on a corpus of open source code. ✅ |
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Fixes #16696
Fixes #16695
I think there are no good reasons to not allow this anymore. Also I am using this opportunity to tighten a bit invalid instances/aliases where a regular type variable is replaced with parameters and vice versa.