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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

Support for PEP 695 feature topic-pep-695 Issues related to PEP 695 syntax topic-type-variables
#15238 opened May 14, 2023 by erictraut
8 of 10 tasks
16 👍 207
Unable to specify a default value for a generic parameter feature priority-0-high topic-type-variables
#3737 opened Jul 19, 2017 by rowillia
38 👍 92
Run without module detection logic feature
#10428 opened May 6, 2021 by tuukkamustonen
19 👍 67
TypeForm[T]: Spelling for regular types (int, str) & special forms (Union[int, str], Literal['foo'], etc) feature meta Issues tracking a broad area of work topic-depends-on-pep-change topic-type-form TypeForm might fix this
#9773 opened Dec 1, 2020 by davidfstr
104 👍 67
Use case for typing.Type with abstract types feature
#4717 opened Mar 11, 2018 by erikwright
76 👍 49
What to do about setters of a different type than their property? false-positive mypy gave an error on correct code feature priority-0-high topic-descriptors Properties, class vs. instance attributes
#3004 opened Mar 15, 2017 by sixolet
55 👍 48
(🎁) A git/.gitignore exclude option feature topic-configuration Configuration files and flags
#12505 opened Apr 1, 2022 by KotlinIsland
4 👍 44
TypedDict does not support type refinement in subclasses feature priority-2-low topic-inheritance Inheritance and incompatible overrides topic-typed-dict
#7435 opened Aug 30, 2019 by sm-Fifteen
7 👍 44
Property setter not accepted if not next to getter bug mypy got something wrong false-positive mypy gave an error on correct code priority-1-normal topic-descriptors Properties, class vs. instance attributes
#1465 opened May 2, 2016 by mihneagiurgea
10 👍 42
Better alternative for algebraic data types needs discussion priority-2-low topic-union-types
#2464 opened Nov 16, 2016 by JukkaL
21 👍 42
Support mypy: ignore inline comments to suppress mypy errors feature topic-type-ignore # type: ignore comments
#12358 opened Mar 15, 2022 by jab
16 👍 39
Cannot turn existing dictionary into TypedDict feature topic-typed-dict
#8890 opened May 26, 2020 by astrojuanlu
4 👍 37
Ignore typing errors in individual blocks feature topic-type-ignore # type: ignore comments
#6948 opened Jun 7, 2019 by exhuma
16 👍 35
I want to be able to declare "naive datetime" or "aware datetime" as types feature
#10067 opened Feb 11, 2021 by glyph
8 👍 35
Test stub files against real code feature needs discussion priority-1-normal
#5028 opened May 13, 2018 by gaborbernat
30 👍 33
Proposal: treat "obvious" return type as annotated feature topic-inference When to infer types or require explicit annotations
#4409 opened Dec 25, 2017 by elazarg
46 👍 33
Support for default types in TypedDict feature priority-2-low topic-typed-dict
#6131 opened Jan 3, 2019 by rra
16 👍 31
Generic NewType? topic-newtype NewType
#3331 opened May 5, 2017 by Daenyth
17 👍 31
Allow variable redefinition if lifetimes don't overlap false-positive mypy gave an error on correct code feature priority-1-normal
#6232 opened Jan 21, 2019 by JukkaL
7 👍 31
Odd error message when kwargs passed as **dict feature priority-0-high topic-calls Function calls, *args, **kwargs, defaults topic-usability
#5382 opened Jul 22, 2018 by scop
17 👍 30
Add optional exception checking feature needs discussion priority-2-low topic-depends-on-pep-change
#1773 opened Jun 30, 2016 by Dakkaron
11 👍 29
(🎁) Improve usability of --install-types feature meta Issues tracking a broad area of work topic-usability
#10600 opened Jun 8, 2021 by KotlinIsland
36 👍 29
Add [disallow-non-exhaustive-match] check feature topic-match-statement Python 3.10's match statement
#13597 opened Sep 3, 2022 by johnthagen
10 👍 29
"multiple values for keyword argument" with star expansion bug mypy got something wrong false-positive mypy gave an error on correct code priority-1-normal topic-union-types
#6799 opened May 8, 2019 by Eugeny
10 👍 28
Allow mypy to flag str matching against Sequence[str] as an error feature
#11001 opened Aug 20, 2021 by sirosen
6 👍 28
ProTip! What’s not been updated in a month: updated:<2024-08-21.