Make staticmethod/classmethod generic in their return type
#6285
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Diff from mypy_primer, showing the effect of this PR on open source code: pydantic (https://github.com/samuelcolvin/pydantic.git)
+ pydantic/class_validators.py:57: error: Missing type parameters for generic type "classmethod" [type-arg]
+ pydantic/class_validators.py:84: error: Missing type parameters for generic type "classmethod" [type-arg]
+ pydantic/class_validators.py:100: error: Missing type parameters for generic type "classmethod" [type-arg]
+ pydantic/class_validators.py:107: error: Missing type parameters for generic type "classmethod" [type-arg]
+ pydantic/class_validators.py:113: error: Missing type parameters for generic type "classmethod" [type-arg]
+ pydantic/class_validators.py:125: error: Missing type parameters for generic type "classmethod" [type-arg]
+ pydantic/class_validators.py:135: error: Missing type parameters for generic type "classmethod" [type-arg]
+ pydantic/class_validators.py:328: error: Missing type parameters for generic type "classmethod" [type-arg]
+ pydantic/main.py:869: error: Missing type parameters for generic type "classmethod" [type-arg]
+ pydantic/main.py:882: error: Missing type parameters for generic type "classmethod" [type-arg]
+ pydantic/main.py:894: error: Missing type parameters for generic type "classmethod" [type-arg]
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srittau
approved these changes
Nov 12, 2021
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This proposal is basically "make
classmethodandstaticmethodgeneric in such a way that we get more type specificity now, and it will also be easy to addParamSpeconce mypy supports it".Slightly different to @srittau's approaches in #5703 and #5682