mypy
https://github.com/python/mypy
Python
Optional static typing for Python
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- Issues
- False positive with variable key in Mapping with Optional value
- Support attrs 20.1's on_setattr=attr.setters.convert
- Flow-sensitive typing ignores dictionary key mutation
- Enable local partial types by default
- Disallow assignment of `Any` to known/explicit types and/or Introduce `Unknown` type
- subtype dict unpack
- Turn on strict equality checking by default
- Proposal: infer obvious parameters and return types
- Confusing error message: List item 0 has incompatible type "Type[Linear]"; expected "Type[Linear]"
- Overlapping overload detection fails when signature contains TypeVar
- Docs
- Python not yet supported