mypy
https://github.com/python/mypy
Python
Optional static typing for Python
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- Issues
- "Overloaded function implementation does not accept all arguments" error when using TypeVar with restricted types.
- Type annotation for `__await__` method.
- TypeVar bound doesn't understand CRTP
- mypy infer incorrect types in frozen dataclass with descriptors as attributes.
- Improve match statement union narrowing/inference
- Reassigning `type` fails to typecheck
- Incorrect `TypeIs` narrowing for tuples
- Class structural pattern matching always returns `Any` as type
- Spurious redef warning in an odd situation with type(None) plus TypeAlias plus a later # type: ignore
- `partial` plugin does not handle overloads
- Docs
- Python not yet supported