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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

Add a TypeVar / generic function example to cheat sheet documentation good-first-issue priority-1-normal
#1665 by gnprice was closed Apr 23, 2023 updated Apr 23, 2023
3
Better error location for incompatible override due to argument incompatibility feature good-first-issue priority-1-normal topic-error-reporting How we report errors topic-inheritance Inheritance and incompatible overrides topic-usability
#8298 by JukkaL was closed Feb 16, 2023 updated Feb 16, 2023
2
6
stubgen: import Union if generated stub code includes feature good-first-issue topic-stubgen
#12929 by eggplants was closed Feb 7, 2023 updated Feb 7, 2023
2
5
mypy reports error when Enum 2nd arg is variable instead of literal feature good-first-issue priority-2-low topic-enum
#8219 by cppljevans was closed Jan 7, 2022 updated Feb 2, 2023
7
'in' operator rejected with union right operand bug mypy got something wrong false-positive mypy gave an error on correct code good-first-issue priority-1-normal topic-union-types
#4954 by JukkaL was closed Jan 30, 2023 updated Jan 30, 2023
2
12
Remove unicode classes from test stubs good-first-issue topic-developer Issues relevant to mypy developers
#14512 by JukkaL was closed Jan 24, 2023 updated Jan 24, 2023
python3 runtests.py fails if python version == 3.11 bug mypy got something wrong good-first-issue topic-developer Issues relevant to mypy developers topic-tests
#14487 by aless10 was closed Jan 23, 2023 updated Jan 23, 2023
1
3
False negative when accessing annotated class attributes bug mypy got something wrong good-first-issue topic-descriptors Properties, class vs. instance attributes topic-runtime-semantics mypy doesn't model runtime semantics correctly topic-variable-scope
#13103 by denballakh was closed Dec 13, 2022 updated Dec 13, 2022
1
5
Use consistent order for messages from mypy daemon feature good-first-issue topic-daemon dmypy topic-usability
#13141 by JukkaL was closed Sep 30, 2022 updated Sep 30, 2022
1
1
No error in function definition that returns unbound T bug mypy got something wrong good-first-issue topic-reachability Detecting unreachable code topic-type-variables
#13061 by denballakh was closed Sep 25, 2022 updated Sep 26, 2022
4
Fix testFlagsFile good-first-issue topic-tests
#13241 by hauntsaninja was closed Aug 22, 2022 updated Aug 22, 2022
1
Plugin add_classmethod feature good-first-issue priority-1-normal topic-plugins The plugin API and ideas for new plugins
#7301 by dmontagu was closed Aug 20, 2022 updated Aug 20, 2022
1
3
Fail fast if special module like typing not from typeshed crash good-first-issue priority-0-high topic-usability
#1876 by drakedevel was closed Jul 31, 2022 updated Jul 31, 2022
3
26
Auto-discovery of .test files good-first-issue priority-0-high topic-developer Issues relevant to mypy developers
#8650 by JukkaL was closed Jul 17, 2022 updated Jul 17, 2022
4
9
(🎁) Warn when NoneType is used in a type feature good-first-issue
#11288 by KotlinIsland was closed Jul 17, 2022 updated Jul 17, 2022
1
2
Reject types.NoneType and suggest using None instead feature good-first-issue
#13139 by JukkaL was closed Jul 16, 2022 updated Jul 16, 2022
2
Protocol documentation for arguments is misleading documentation good-first-issue topic-protocols
#8805 by silviogutierrez was closed Jul 16, 2022 updated Jul 16, 2022
1
2
mypy generates __match_args__ for dataclasses and NamedTuples on Python <3.10 bug mypy got something wrong good-first-issue priority-2-low topic-dataclasses topic-match-statement Python 3.10's match statement topic-named-tuple topic-runtime-semantics mypy doesn't model runtime semantics correctly
#12489 by AlexWaygood was closed Jul 8, 2022 updated Jul 8, 2022
1
6
Coding style suggestion about nesting constructs good-first-issue priority-1-normal refactoring Changing mypy's internals
#1184 by gvanrossum was closed Jun 15, 2022 updated Jun 15, 2022
1
6
"variable arguments" in error message diagnostics good-first-issue topic-error-reporting How we report errors
#12508 by JelleZijlstra was closed May 21, 2022 updated May 21, 2022
3
1
mypy --strict has misleading suggestion for Callable bug mypy got something wrong good-first-issue topic-configuration Configuration files and flags topic-error-reporting How we report errors topic-usability
#11757 by frerikandriessen was closed May 7, 2022 updated May 7, 2022
1
2
Friendlier error when 3.10 is parsed as float in pyproject.toml bug mypy got something wrong good-first-issue topic-error-reporting How we report errors
#12108 by jamesbraza was closed May 3, 2022 updated May 3, 2022
1
9
Remove the * for inferred types from reveal_type output bug mypy got something wrong good-first-issue topic-error-reporting How we report errors topic-usability
#10076 by JelleZijlstra was closed Mar 28, 2022 updated Mar 28, 2022
1
1
(🐞) Empty reveal locals should have a better output bug mypy got something wrong good-first-issue topic-reveal-type reveal_type() and reveal_locals()
#12388 by KotlinIsland was closed Mar 22, 2022 updated Mar 22, 2022
1
Module-level __annotations__ variable is flagged as undefined bug mypy got something wrong good-first-issue
#10330 by erictraut was closed Mar 14, 2022 updated Mar 14, 2022
2
9
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