mypy
https://github.com/python/mypy
Python
Optional static typing for Python
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- Issues
- stubtest: False-positives with parameter name mangling outside of classes
- Inconsistent behavior w.r.t missing builtins
- honor NO_COLOR env variable to disable colors even with --color-output
- Mypy not detecting abstract methods returning undefined types
- False negative using --strict-equality and None
- mypy reports `used-before-def` with `TypeAlias`es despite `from __future__ import annotations`
- Mypy rolls back to broader type after assert isinstance
- Better message for "Function ... could always be true"
- Inference in the `else` block of a try-except-else
- Order of declarations matters, but it shouldn't
- Docs
- Python not yet supported