mypy
https://github.com/python/mypy
Python
Optional static typing for Python
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- Issues
- no error when setting property defined without decorator to incorrect type
- TypedDict -> dict compatibility
- no error when setting `init=False` on `Final` field in dataclass
- no error when using `field` outside of a `dataclass`
- generics used in type aliases incorrectly cause `Expression type contains "Any"` error
- False positive `statement is unreachable` in try-finally related to KeyboardInterrupt
- Type narrowing does not apply to default arguments in definition time
- Incorrect (incomplete) inference for mapping containing types derived from Any
- Faulty type narrowing with value restrictions
- Type narrowing on all() call
- Docs
- Python not yet supported