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Issues: python/mypy

Announcement issue for plugin API changes
#6617 opened Apr 3, 2019 by msullivan
Open 15
Python 3.12 tracking issue
#15277 opened May 21, 2023 by hauntsaninja
Open 6
Python 3.13 tracking issue
#17264 opened May 18, 2024 by hauntsaninja
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2,599 Open 7,705 Closed
2,599 Open 7,705 Closed
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Issues list

The implementation of TypeChecker.fail is incorrect bug mypy got something wrong
#17442 opened Jun 26, 2024 by delfick
Redefinition of function arguments can give unclear error message bug mypy got something wrong
#17439 opened Jun 25, 2024 by ianw
Staticmethod's generated by closures are not recognized as being static bug mypy got something wrong
#17438 opened Jun 25, 2024 by rpbeltran
Metaclass defined class attribute raise "name-defined" error when used as a type bug mypy got something wrong
#17434 opened Jun 24, 2024 by superlevure
Union can cause Iterator to require a return statement bug mypy got something wrong
#17432 opened Jun 24, 2024 by tvuotila
1.10.1: pytest fails in bug mypy got something wrong
#17428 opened Jun 23, 2024 by kloczek
Infer type of attrs.fields(type(attrs_instance)) feature topic-attrs
#17426 opened Jun 23, 2024 by injust
1
False Negative when Enforcing Positional Arguments in regards to Protocols bug mypy got something wrong
#17421 opened Jun 22, 2024 by max-muoto
Prime number sieve with generators example does not pass mypy bug mypy got something wrong
#17414 opened Jun 21, 2024 by chrisirhc
1
(🐞) no error when can't able to infer type argument and becomes Never bug mypy got something wrong
#17412 opened Jun 21, 2024 by KotlinIsland
functools.partial incorrectly handles generic function arguments bug mypy got something wrong
#17411 opened Jun 20, 2024 by tamird
Plugin development: Use of get_dynamic_class_hook causes deserialization of types to fail from .mypy_cache
#17410 opened Jun 20, 2024 by jackson-at-arista
2
"Name already defined" for PySide6 Property bug mypy got something wrong
#17406 opened Jun 19, 2024 by rbits0
1
get_dynamic_class_hook does not handle defer properly bug mypy got something wrong topic-plugins The plugin API and ideas for new plugins
#17402 opened Jun 18, 2024 by asottile-sentry
3
[type-abstract] reports with a tuple when the actual type is a dict bug mypy got something wrong
#17399 opened Jun 18, 2024 by bzoracler
mypy --follow-imports error or skip crashes with numpy 2.0.0 crash
#17396 opened Jun 17, 2024 by tomsilver
8
[Stubgenc] Fails to generate stub for Tuple special cases when using pybind11 bug mypy got something wrong topic-stubgen
#17394 opened Jun 17, 2024 by InvincibleRMC
1
no error when overriding property with incompatible return type when the overridden property has asetter that's decorated with a contextmanager bug mypy got something wrong topic-descriptors Properties, class vs. instance attributes topic-inheritance Inheritance and incompatible overrides
#17393 opened Jun 17, 2024 by DetachHead
possibly-undefined not catching unbound variable in try/finally block bug mypy got something wrong topic-possibly-undefined possibly-undefined error code
#17387 opened Jun 15, 2024 by goodoldneon
Having a function that takes Optional[T] as an input and returns T (A type var) works incorrectly if T is an union bug mypy got something wrong topic-join-v-union Using join vs. using unions
#17383 opened Jun 14, 2024 by superosku
1
Need help annotating class with dynamic inheritance bug mypy got something wrong
#17379 opened Jun 13, 2024 by actionless
False positive on function call with walrus operator bug mypy got something wrong topic-pep-572 PEP 572 (walrus operator)
#17377 opened Jun 13, 2024 by mixilchenko
PEP-681 - Inheriting class doesn't recognize kw_only=True from parent class bug mypy got something wrong topic-dataclass-transform PEP 681
#17375 opened Jun 13, 2024 by Avishayy
1
possibly-undefined false negative for variable annotation bug mypy got something wrong topic-possibly-undefined possibly-undefined error code
#17373 opened Jun 13, 2024 by hauntsaninja
1
Match exhaustion fails incorrectly when matching same option twice. bug mypy got something wrong
#17372 opened Jun 13, 2024 by superosku
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