Turn on ParamSpec semanal by default #10883
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This PR does not mean mypy supports PEP 612, but it does do enough to unblock python#10862 mypy should now treat Callable[P, T] as Callable[..., T] and the code paths with incomplete support will no longer crash (but will not do what you'd want)
JukkaL
reviewed
Jul 27, 2021
mypy/applytype.py
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| @@ -19,6 +19,8 @@ def get_target_type( | |||
| skip_unsatisfied: bool | |||
| ) -> Optional[Type]: | |||
| # TODO(shantanu): fix for ParamSpecDef | |||
| if not isinstance(tvar, TypeVarDef): | |||
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Maybe check specifically for ParamSpecDef so we still hit the assertion if we unexpectedly get some other type. (Same applies to the next change.)
msullivan
approved these changes
Aug 4, 2021
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This PR does not mean mypy supports PEP 612, but along with #10866 does do enough to
unblock #10862
mypy should now treat Callable[P, T] as Callable[..., T] and the
code paths with incomplete support will no longer crash (but will not do
what you'd want)