mypy
https://github.com/python/mypy
Python
Optional static typing for Python
Triage Issues!
When you volunteer to triage issues, you'll receive an email each day with a link to an open issue that needs help in this project. You'll also receive instructions on how to triage issues.
Triage Docs!
Receive a documented method or class from your favorite GitHub repos in your inbox every day. If you're really pro, receive undocumented methods or classes and supercharge your commit history.
Python not yet supported98 Subscribers
Add a CodeTriage badge to mypy
Help out
- Issues
- Sequence of types
- Wording in `mypy.plugin.Plugin.get_method[_signature]_hook` docstring
- "--version" option does not produce output matching an existing git tag
- Followup tasks for checkmember.py refactoring
- Packaging: license declaration uses outdated format to-be removed Feb. 18, 2026
- [PEP 695] Incorrect Variance Computation with Polymorphic Constructor.
- More specific inline dict type inference can fail on 1.17.0
- When selecting an overload item for constraint template matching, treat any ParamSpec in the template as free
- Importing IPython confuses mypy about package '__main__.py'
- [regression] Type narrowing for through `not issubclass(…)` broken for union of TypeVar instance / types in 1.17
- Docs
- Python not yet supported