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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
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Issues list

Property getters and setters can't have different types bug mypy got something wrong
#17808 by dalemyers was closed Sep 22, 2024 updated Sep 22, 2024
2
ternary operator for side-effect bug mypy got something wrong false-positive mypy gave an error on correct code priority-1-normal topic-ternary-expression a if b else c
#5160 by charpov was closed Mar 27, 2022 updated Sep 21, 2024
5
Upper bound is missing from generic function signature in error report bug mypy got something wrong
#17792 by jolaf was closed Sep 21, 2024 updated Sep 21, 2024
1
1
Variable "typing_extensions.ReadOnly" is not valid as a type bug mypy got something wrong
#17801 by MarcoGorelli was closed Sep 21, 2024 updated Sep 21, 2024
1
no-overload-impl false positive with typevar inside bug mypy got something wrong topic-overloads
#17167 by trim21 was closed Sep 21, 2024 updated Sep 21, 2024
7
x is None or y is None VS not all((x, y)) bug mypy got something wrong
#17800 by virajkanwade was closed Sep 20, 2024 updated Sep 20, 2024
2
Old TypeVar and new [T:] annotations are not equivalent bug mypy got something wrong
#17749 by jolaf was closed Sep 8, 2024 updated Sep 19, 2024
4
Incorrect "incompatible type" error for context manager typed with AbstractContextManager bug mypy got something wrong
#16260 by gozdal was closed Oct 13, 2023 updated Sep 18, 2024
6
[PEP 695] Unexpected var-annotated error bug mypy got something wrong topic-pep-695 Issues related to PEP 695 syntax
#17630 by jolaf was closed Sep 18, 2024 updated Sep 18, 2024
1
1
[PEP 695] Nested generic class fails to typecheck bug mypy got something wrong topic-pep-695 Issues related to PEP 695 syntax
#17596 by jolaf was closed Sep 18, 2024 updated Sep 18, 2024
1
1
[good-first-issue] Incomplete Cobertura XML spec support bug mypy got something wrong
#17689 by webknjaz was closed Sep 15, 2024 updated Sep 15, 2024
1
2
False X | Y positives on not existing lines bug mypy got something wrong
#17768 by febus982 was closed Sep 13, 2024 updated Sep 13, 2024
1
Mypy does not understand typing relationship with generics bug mypy got something wrong
#17763 by damienbfs was closed Sep 12, 2024 updated Sep 12, 2024
1
Mypy doesn't understand structural subtyping for nested TypedDicts bug mypy got something wrong
#17754 by sh-at-cs was closed Sep 10, 2024 updated Sep 10, 2024
1
list of dict is reported as not compatible with list of Mapping bug mypy got something wrong
#17752 by Czaki was closed Sep 9, 2024 updated Sep 9, 2024
1
using attrs pre-commit mypy error: Unexpected keyword argument [call-arg] bug mypy got something wrong
#17735 by sebasouza was closed Sep 9, 2024 updated Sep 9, 2024
1
class decorators that change the type don't work bug mypy got something wrong
#11117 by DetachHead was closed Oct 9, 2023 updated Aug 26, 2024
4
PEP 695 variance inferred as simultaneously covariant and contravariant bug mypy got something wrong
#17709 by gschaffner was closed Aug 25, 2024 updated Aug 26, 2024
2
error when subclassing a generic class that implements __new__ bug mypy got something wrong
#15935 by cj81499 was closed Aug 22, 2024 updated Aug 22, 2024
1
FixtureFunction TypeVar pollutes mypy annotations for arbitrary types bug mypy got something wrong
#17673 by pechersky was closed Aug 17, 2024 updated Aug 17, 2024
4
Cannot alias keywords mypy has special cases for bug mypy got something wrong
#17656 by sshane was closed Aug 16, 2024 updated Aug 16, 2024
3
Only concrete class can be given where "Type[Abstract]" is expected when creating a list comprehension of an ABC's concrete subclasses bug mypy got something wrong topic-join-v-union Using join vs. using unions
#16442 by CalebMDMI was closed Nov 9, 2023 updated Aug 12, 2024
3
SQLAlchemy plugin has "AssertionError: Synthetic types don't serialize" starting with 1.11.0 - no idea how to fix bug mypy got something wrong crash
#17548 by zzzeek was closed Aug 4, 2024 updated Aug 12, 2024
5
[1.11 Regression] partial plugin doesn't respect TypeVar bounds when deciding if something can be passed to partial bug mypy got something wrong topic-type-variables
#17646 by AlexWaygood was closed Aug 10, 2024 updated Aug 10, 2024
1
3
False positive with --warn-unreachable when calling something with a lambda expression which raises bug mypy got something wrong
#13863 by bzoracler was closed Aug 10, 2024 updated Aug 10, 2024
1
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