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Issues: python/mypy

Announcement issue for plugin API changes
#6617 opened Apr 3, 2019 by msullivan
Open 15
Python 3.13 tracking issue
#17264 opened May 18, 2024 by hauntsaninja
Open 1
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2,712 Open 7,865 Closed
2,712 Open 7,865 Closed
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Issues list

Opt-in error for if x: when x: None | int or None | str etc. feature
#17892 opened Oct 7, 2024 by huonw
1
An edit button in docs does not work (gives 404) documentation
#17870 opened Oct 3, 2024 by hnykda
2
Inconsistent "Incompatible return type" error when List[int] is returned for List[Union[str, int]] when layered up with Tuple/Union bug mypy got something wrong topic-type-context Type context / bidirectional inference
#17868 opened Oct 2, 2024 by huntfx
Allow applying generic types to TypeVarTuple feature
#17861 opened Oct 1, 2024 by eltoder
2
False negative when lvalue has union type affects-mypyc bug mypy got something wrong topic-union-types
#17859 opened Oct 1, 2024 by JukkaL
Iteration over a Enum fails to typecheck if it's the Flag subclass bug mypy got something wrong
#17858 opened Oct 1, 2024 by Quasar6X
overload with wrong return type is ignored bug mypy got something wrong
#17857 opened Oct 1, 2024 by ggirol-rc
2
Crash in --pretty mode with --shadow-file which shadows a shorter file crash
#17853 opened Sep 30, 2024 by bzoracler
1
Incorrect diagnostic on missing submodule bug mypy got something wrong
#17846 opened Sep 28, 2024 by jolaf
3
Inconsistent behavior: MyPy rejects isinstance with Any, but accepts cast from Any for ignored imports bug mypy got something wrong
#17844 opened Sep 27, 2024 by carlos-superior
1
If Callable type is incompatible with a callable protocol, show signature of __call__ feature good-first-issue topic-usability
#17840 opened Sep 27, 2024 by JukkaL
3
False negative: potentially unbound instance attribute doesn't trigger possibly-undefined error bug mypy got something wrong
#17837 opened Sep 26, 2024 by nsoranzo
2
dmypy in a metadata reload loop with --use-fine-grained-cache bug mypy got something wrong
#17831 opened Sep 25, 2024 by Redoubts
Replace uses of type variable "value restriction" with "constraints" documentation
#17828 opened Sep 25, 2024 by JukkaL
3
Crash when using ParamSpec crash topic-paramspec PEP 612, ParamSpec, Concatenate
#17825 opened Sep 25, 2024 by kvdveer
3
mypyc runtime tests against debug build don't actually use debug build bug mypy got something wrong
#17819 opened Sep 24, 2024 by hauntsaninja
1
1.12 Release Tracking Issue meta Issues tracking a broad area of work
#17815 opened Sep 24, 2024 by hauntsaninja
@JukkaL
22
Support infer_variance= parameter for TypeVar (PEP 695) feature topic-pep-695 Issues related to PEP 695 syntax
#17811 opened Sep 23, 2024 by JukkaL
Linecount Report over counting bug mypy got something wrong
#17807 opened Sep 22, 2024 by sagarbadiyani
1
1
Type application is only supported for generic classes bug mypy got something wrong
#17804 opened Sep 22, 2024 by IvanKirpichnikov
3
Protocol Subclass checking method mentioned in documentation does not work / gives desired output documentation
#17799 opened Sep 20, 2024 by david-westreicher
The execution results of dmypy are not as expected bug mypy got something wrong
#17797 opened Sep 20, 2024 by WutingjiaX
Mypyc IntEnum undeclared name error while compiling bug mypy got something wrong
#17796 opened Sep 20, 2024 by CoolCat467
Mypyc should support __file__ feature topic-mypyc mypyc bugs
#17795 opened Sep 20, 2024 by CoolCat467
Mypyc KeyError: mypy.nodes.MemberExpr bug mypy got something wrong
#17794 opened Sep 20, 2024 by CoolCat467
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