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2,617 Open 8,600 Closed
2,617 Open 8,600 Closed
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Issues list

crash for a very specific invocation of mypy: assert isinstance(visitor, SyntheticTypeVisitor) crash
#19286 opened Jun 12, 2025 by asottile-sentry
1
Bounded generic type parameter not narrowed past its upper bound, regardless of argument value bug mypy got something wrong topic-join-v-union Using join vs. using unions
#19285 opened Jun 12, 2025 by alythobani
4
Source file found twice under different module names mypy bug mypy got something wrong pending Issues that may be closed
#19284 opened Jun 12, 2025 by Tusenka
1
Generic type incorrectly un-narrowed following TypeIs bug mypy got something wrong topic-type-narrowing Conditional type narrowing / binder topic-typeguard-typeis TypeGuard / TypeIs / PEP 647 / PEP 742
#19282 opened Jun 12, 2025 by hauntsaninja
3
setting exclude_gitignore = true breaks stubtest bug mypy got something wrong topic-stubtest
#19281 opened Jun 12, 2025 by jorenham
1.16 changed behavior of redefined variable to None bug mypy got something wrong topic-strict-optional topic-type-narrowing Conditional type narrowing / binder
#19280 opened Jun 12, 2025 by eli-schwartz
3
mypy 1.16 has new dependency pathspec documentation
#19275 opened Jun 11, 2025 by kaddkaka
9
Wrong unreachable note in finally section bug mypy got something wrong topic-reachability Detecting unreachable code
#19269 opened Jun 10, 2025 by tyralla
1
@tyralla
Type-narrowing in a union sometimes fails bug mypy got something wrong topic-type-narrowing Conditional type narrowing / binder
#19265 opened Jun 10, 2025 by bzoracler
Argument "key" to "sorted" has incompatible type "Callable…" bug mypy got something wrong topic-type-context Type context / bidirectional inference
#19259 opened Jun 9, 2025 by roubert
1
Unreachability should work for constrained type vars feature topic-reachability Detecting unreachable code topic-type-variables
#19256 opened Jun 8, 2025 by A5rocks
@tyralla
1
An instance of a final class should be treated as satisfying a TypeVar bound to it, after being narrowed bug mypy got something wrong topic-type-narrowing Conditional type narrowing / binder topic-type-variables
#19255 opened Jun 8, 2025 by A5rocks
Report an error if *args or **kwargs are passed when all other arguments are filled. feature topic-calls Function calls, *args, **kwargs, defaults
#19244 opened Jun 6, 2025 by chriselion
4
[1.16 regression] Incompatible types error when using Enums of a NamedTuple bug mypy got something wrong topic-enum
#19242 opened Jun 6, 2025 by pcavalar
1
Mypy false positive for converter class attribute in logging.Formatter class. bug mypy got something wrong topic-calls Function calls, *args, **kwargs, defaults
#19241 opened Jun 6, 2025 by Yazan-Sharaya
3
1.16 regression: --warn-unused-ignore now complains in ignored-but-correct places bug mypy got something wrong pending Issues that may be closed topic-error-reporting How we report errors topic-type-ignore # type: ignore comments topic-usability
#19237 opened Jun 4, 2025 by asottile-sentry
18
Non-hashable tuple should not be accepted as Hashable bug mypy got something wrong
#19232 opened Jun 4, 2025 by bluenote10
"--version" option does not produce output matching an existing git tag bug mypy got something wrong
#19212 opened Jun 3, 2025 by david-mcdowell-ilw
2
mypy loses information about types. 'str | tuple[str, ...]' becomes 'Sequence[str]' bug mypy got something wrong topic-join-v-union Using join vs. using unions
#19211 opened Jun 2, 2025 by iharabukhouski
3
Function with generic class and generic value arguments are not inferred when generic is a TypedDict bug mypy got something wrong topic-typed-dict
#19201 opened Jun 2, 2025 by frankie567
1
Mypy plugins: Changing class signature impossible here? feature
#19195 opened Jun 1, 2025 by eliegoudout
4
dataclasses.dataclass, custom __init__ and dataclasses.replace false positive. bug mypy got something wrong topic-dataclasses
#19193 opened Jun 1, 2025 by squeaky-pl
Type variable defaults, solved for partially-parameterised generic types, do not reset bug mypy got something wrong topic-pep-696 TypeVar defaults
#19192 opened Jun 1, 2025 by bzoracler
1
Instance variables typed as Callable on the class body don't get assignment warnings when missing in __slots__ bug mypy got something wrong
#19187 opened May 31, 2025 by bzoracler
3
Crash using forward-referencing type alias parameterised by dependent type variables crash topic-pep-696 TypeVar defaults topic-type-alias TypeAlias and other type alias issues
#19186 opened May 31, 2025 by bzoracler
6
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