mypy
https://github.com/python/mypy
Python
Optional static typing for Python
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- Issues
- Specifying the return type of `__abs__` to be a `TypeVar` causes `expected "SupportsAbs[<nothing>]` error
- Type of list items not inferred when using `isinstance` inside `all`
- Respecting return type of __new__ does not extend to derived classes
- Type inference for protocol is confused with keyword-only, reordered arguments
- Strange error when dealing with `Something[NoReturn]` as a type parameter
- Should non-overlapping comparisons allowed in assertions?
- Conditional expression produces different result than if (w/ callable())
- NamedTuple with dependent default values causes unexpected 'Name is not defined' errors
- Warn about non-optional conditions that don't provide __nonzero__?
- Add `new_typeinfo` to public plugin API for both SemanticAnalyzer and TypeChecker
- Docs
- Python not yet supported