mypy
https://github.com/python/mypy
Python
Optional static typing for Python
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- Issues
- Better message for overloaded functions with required kwargs
- New type inference does not support using singledispatch to decorate a function in which the first argument is a union indexed by a constrained type variable that also appears in the return type
- Mypy doesn't assign TypedDict output as Literals
- Lambda type cannot be inferred when type context includes a callable with a callable parameter
- Don't check plugin-generated functions
- `Never` inferred in complex situation with variadic callable protocol
- `Enum` and `NamedTuple` should not allow extra keywords
- Optional types not fully narrowed with multiple conditionals
- [Regression 1.6.x -> 1.7] Invalid "Returning Any from function declared..."
- Wrong self type only reported upon call if using VarArgs
- Docs
- Python not yet supported