mypy
https://github.com/python/mypy
Python
Optional static typing for Python
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- Issues
- Type narrowing fails on type(None) or NoneType
- Overlapping modules overloads in `pyproject.toml` result in undefined behavior
- stubgen generates bad signatures when mixing historical positional-only names and keyword-only parameters
- Assignment to field of typed dict doesn't change its (field) type
- overload, Protocol and generic self: annotations
- False-positive [attr-defined] when importing classes and functions from a file with the same name as the parent package
- `NamedTuple`'s `_tuplegetter` is not recognized
- inline configurations (mypy comments) in strings still work
- Bug report (Regression): bad overload resolution in `--strict` mode
- Dict unpacking fails when used for building TypedDict with required keys
- Docs
- Python not yet supported