mypy
https://github.com/python/mypy
Python
Optional static typing for Python
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- Issues
- Method as variable inside class fail to count parameters
- Erroneous arg-type error with Mapping and reversed Mapping
- Mypy doesn't recognize that different string literals in if/else statement match a union of string literals
- Type narrowing broken with dict items
- Cannot infer generic parameter types within `match` statements
- redundant-expr does not work with TypeVar with multiple constraints
- Cryptic "object is not iterable" warning when __iter__ is incorrectly annotated.
- Generic TypeGuard inferred as Never when passed as Callable with recursive Union type
- type narrowing vs assert vs unreachability changed in PR #17818 (between mypy 1.11 and 1.12)
- Add explanations of the yield statement to common_issues.rst Fixes #17996
- Docs
- Python not yet supported