mypy
https://github.com/python/mypy
Python
Optional static typing for Python
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- Issues
- (🐞) error code that is enabled in the config file can't be disabled on the CLI (with `--disable-error-code`)
- Add "is invariant" warning to Set as well as List for situations where a Collection should be used
- bound type-var error is undetected inside return statement
- variance okay for literals, but not expressions ([1, 2] okay for list[int | None] but [1] + [2] is error)
- Mypy does not detect automatic init generation for fieldless dataclass inheriting from abstract base
- False positive for class patterns when `Callable` is used
- Overloading of descriptor's __get__ doesn't work when the differentiator is type of self
- (🐞) TypeGuard behaves inconsistently on instance methods.
- Unexpected incompatible types in assignment (Failed in recursive type checking, nested protocol with generic type)
- Replace implicit reexport with explicit
- Docs
- Python not yet supported