Skip to content

Issues: python/mypy

Announcement issue for plugin API changes
#6617 opened Apr 3, 2019 by msullivan
Open 16
Python 3.13 tracking issue
#17264 opened May 18, 2024 by hauntsaninja
Open 3
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

2,754 Open 7,949 Closed
2,754 Open 7,949 Closed
Author
Filter by author
Loading
Label
Filter by label
Loading
Use alt + click/return to exclude labels
or ⇧ + click/return for logical OR
Projects
Filter by project
Loading
Milestones
Filter by milestone
Loading
Assignee
Filter by who’s assigned
Sort
Sort by
Newest Oldest Most commented Least commented Recently updated Least recently updated Best match
Most reactions
👍 👎 😄 🎉 😕 ❤️ 🚀 👀

Issues list

Add --plugins command-line option feature topic-configuration Configuration files and flags topic-plugins The plugin API and ideas for new plugins
#11667 opened Dec 5, 2021 by GergelyKalmar
1
7
TypeVar resolved to a concrete type using isinstance causes mypy to become confused at the equivalence bug mypy got something wrong
#11664 opened Dec 5, 2021 by alexkoay
Type narrowing not found for combination of overloaded optional argument and null guard bug mypy got something wrong topic-overloads
#11661 opened Dec 3, 2021 by dfoerster-athene
Common type in container is determined using constructor args bug mypy got something wrong
#11659 opened Dec 3, 2021 by robertschweizer
1
mypy does not recognize tuple unpacking syntax for TypeVars. feature priority-2-low topic-runtime-semantics mypy doesn't model runtime semantics correctly topic-type-variables
#11655 opened Dec 3, 2021 by realharry
5
Overloaded metaclass __or__ does not keep typing bug mypy got something wrong topic-metaclasses topic-overloads
#11648 opened Dec 1, 2021 by esoma
2
Literal composition feature priority-2-low topic-literal-types
#11616 opened Nov 25, 2021 by Dreamsorcerer
1
isinstance check widens type bug mypy got something wrong topic-type-narrowing Conditional type narrowing / binder
#11615 opened Nov 25, 2021 by randolf-scholz
2
Mypy doesn't seem to use types from @overload-ed __sub__ bug mypy got something wrong topic-overloads
#11613 opened Nov 25, 2021 by mathialo
6
(🐞) false narrowing with reassignment in loop bug mypy got something wrong topic-reachability Detecting unreachable code
#11612 opened Nov 25, 2021 by KotlinIsland
3
Any type causes worse type inference with higher-order function bug mypy got something wrong false-positive mypy gave an error on correct code
#11610 opened Nov 24, 2021 by JukkaL
Mypy not resolving protocol class as callable in check_reverse_op_method (and possible fix) bug mypy got something wrong
#11595 opened Nov 22, 2021 by velsinki
1
Generic function can't make function call with mapping unpacking bug mypy got something wrong topic-calls Function calls, *args, **kwargs, defaults
#11583 opened Nov 20, 2021 by NeilGirdhar
1
12
No error on new union syntax with union of fake types (TypeAlias and None) bug mypy got something wrong topic-pep-604 PEP 604 (union | operator)
#11582 opened Nov 20, 2021 by KotlinIsland
1
5
Analysis time binding of restricted Generics feature
#11565 opened Nov 16, 2021 by harahu
2
Cannot determine type of "userlist" bug mypy got something wrong topic-import-cycles
#11554 opened Nov 14, 2021 by Akuli
1
Typeguard for TypedDict keys feature topic-type-narrowing Conditional type narrowing / binder topic-typed-dict
#11553 opened Nov 14, 2021 by tlambert03
3
reveal_type(type(None)) is object bug mypy got something wrong
#11550 opened Nov 14, 2021 by sobolevn
1
4
Bad error message surrounding generic type aliases being Any when it's really just unbound bug mypy got something wrong
#11549 opened Nov 14, 2021 by KotlinIsland
error: "Type[None]" has no attribute "__bool__" bug mypy got something wrong topic-runtime-semantics mypy doesn't model runtime semantics correctly
#11539 opened Nov 13, 2021 by KotlinIsland
1
8
generic mutable class attributes introduce a vent in the type system bug mypy got something wrong
#11538 opened Nov 13, 2021 by KotlinIsland
2
10
classmethods shouldn't be allowed to access generic attributes bug mypy got something wrong
#11537 opened Nov 13, 2021 by KotlinIsland
2
bad error message when attempting to assign to generic type bug mypy got something wrong
#11536 opened Nov 13, 2021 by DetachHead
2
mypy resolves symbol incorrectly with builtins import cycle bug mypy got something wrong topic-import-cycles
#11535 opened Nov 13, 2021 by hauntsaninja
Implement monitoring for the mypy wheel build feature priority-0-high
#11532 opened Nov 12, 2021 by JukkaL
3
ProTip! Add no:assignee to see everything that’s not assigned.