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Issues: python/mypy

Python 3.11 tracking issue
#12840 opened May 22, 2022 by hauntsaninja
Open 11
Announcement issue for plugin API changes
#6617 opened Apr 3, 2019 by msullivan
Open 12
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2,207 Open 6,262 Closed
2,207 Open 6,262 Closed
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Issues list

Combining an or and dict.get results in the wrong inferred type. bug mypy got something wrong
#14338 opened Dec 22, 2022 by ojii
Callables like operator.call produce arg-type error with generic functions bug mypy got something wrong
#14337 opened Dec 22, 2022 by gschaffner
AssertionError: Must not defer during final iteration & TypeError: '<' not supported between instances of 'ArgKind' and 'ArgKind' crash topic-daemon dmypy
#14329 opened Dec 21, 2022 by CoolCat467
Stub suggestions for non-typeshed stubs feature
#14328 opened Dec 20, 2022 by hauntsaninja
Incremental mode bug for nested ParamSpecs bug mypy got something wrong topic-incremental topic-paramspec PEP 612, ParamSpec, Concatenate
#14322 opened Dec 20, 2022 by ringohoffman
1
Type is incompatible with Callable when using Concatenate bug mypy got something wrong topic-paramspec PEP 612, ParamSpec, Concatenate
#14321 opened Dec 20, 2022 by ringohoffman
Option to run non-interactive and fail if --install-types is dirty. feature
#14320 opened Dec 20, 2022 by hterik
Annotation of Callable and function bug mypy got something wrong
#14319 opened Dec 20, 2022 by mschmidt87
Subscript op on TypeAlias to Enum is misinterpreted bug mypy got something wrong
#14317 opened Dec 19, 2022 by mcowpert
Generic TypeAlias does not infer types bug mypy got something wrong topic-type-alias TypeAlias and other type alias issues
#14315 opened Dec 19, 2022 by jzazo
1
truthy-function incorrectly reported on sqlalchemy's hybrid_property with expression bug mypy got something wrong false-positive mypy gave an error on correct code topic-descriptors Properties, class vs. instance attributes
#14314 opened Dec 19, 2022 by StephenPCG
Sequence | Hashable reduced to Hashable when class is Generic bug mypy got something wrong
#14311 opened Dec 17, 2022 by twoertwein
[possibly-undefined] Track conditional assignment feature topic-partially-defined partially-defined error code
#14310 opened Dec 17, 2022 by cdce8p
@ilinum
[possibly-undefined] False-positive with nested try block and finally bug mypy got something wrong topic-partially-defined partially-defined error code
#14309 opened Dec 17, 2022 by cdce8p
@ilinum
2
discrepencay between mypy and mypyc bug mypy got something wrong topic-mypyc mypyc bugs
#14306 opened Dec 16, 2022 by twoertwein
Mypy incorrectly infers a non-optional type bug mypy got something wrong
#14305 opened Dec 16, 2022 by miskosz
2
False positive with inherited writable property that reads subtype in subclass bug mypy got something wrong topic-descriptors Properties, class vs. instance attributes topic-inheritance Inheritance and incompatible overrides
#14301 opened Dec 15, 2022 by mthuurne
Difference between the command output and the html report bug mypy got something wrong
#14297 opened Dec 15, 2022 by JCHacking
AttributeError: attribute '_fullname' of 'TypeInfo' undefined crash topic-incremental
#14296 opened Dec 15, 2022 by MarcSkovMadsen
1
Misinterpretation of types in list comprehension bug mypy got something wrong topic-type-context Type context / bidirectional inference
#14294 opened Dec 14, 2022 by scottdweber
2
Support PEP 681 (dataclass_transform) feature
#14293 opened Dec 14, 2022 by NeilGirdhar
3
Recursive protocols do not work in methods bug mypy got something wrong topic-protocols topic-recursive-types
#14291 opened Dec 13, 2022 by unparalleled-js
7
mypy ignores type checking and produces error for union types when using is keyword to check the boolean result from isinstance() feature topic-type-narrowing Conditional type narrowing / binder
#14289 opened Dec 13, 2022 by renanvieira
ParamSpec-specified signatures on overridden functions are erroniously marked as incompatible bug mypy got something wrong
#14288 opened Dec 12, 2022 by schuelermine
Typealias-like definition of enum members makes mypy forget we're in an enum bug mypy got something wrong
#14281 opened Dec 11, 2022 by thomkeh
ProTip! What’s not been updated in a month: updated:<2022-11-21.