mypy
https://github.com/python/mypy
Python
Optional static typing for Python
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- Issues
- Mypy is unable to detect if a builtin class supports a generic protocol. Unexpected behavior with custom classes too.
- Limited inference with union of callables and assignment to a union
- TypeVar leaks out of `__init__` with self-type
- Conditional statements don't work inside a NamedTuple class body
- Emit warning for invalid use of quoted types in union syntax
- Dataclass doesn't match a protocol if a field is Callable (expected settable variable, got read-only attribute)
- Add support for TypedDict __extra_items__ (PEP 728)
- Mypy fails to type check function signature after plugin pass
- mypy failed to return correct overloaded func type when decorate func accepts more than one parameter
- fix: preserve generator error context
- Docs
- Python not yet supported