Friendlier errors for PEP 612 #12832
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| ) | ||
| if maybe_ret is None: | ||
| # Callable[?, RET] (where ? is something invalid) | ||
| # TODO(PEP612): change error to mention paramspec, once we actually have some |
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Though that's getting a bit much for an error message.
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I like the new language, maybe a note linking to some docs would be useful in addition however.
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Yeah, Concatenate is why I went with the more generic "parameter specification" rather than "ParamSpec". This error is probably disproportionately encountered by new users, so don't want it to be too scary.
I could add a note for https://mypy.readthedocs.io/en/stable/kinds_of_types.html#callable-types-and-lambdas
hauntsaninja
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According to mypy_primer, this change has no effect on the checked open source code. 🤖🎉 |
This was referenced May 22, 2022
JukkaL
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May 23, 2022
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Co-authored-by: hauntsaninja <>
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