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Issues list

TypeVar in higher order decorator with type alias not resolved properly bug mypy got something wrong topic-type-alias TypeAlias and other type alias issues topic-type-variables
#18503 opened Jan 21, 2025 by cdce8p
mypy should error about missing type vars in explicit type aliases bug mypy got something wrong topic-type-alias TypeAlias and other type alias issues
#18394 opened Dec 31, 2024 by A5rocks
Using classmethod of generic alias of a generic type and --disallow-any-generics topic-inference When to infer types or require explicit annotations topic-type-alias TypeAlias and other type alias issues
#16982 opened Mar 4, 2024 by sobolevn
Typeshed import cycle causes mypy to start claiming a fixed-length tuple type alias declared with TypeAlias is "not valid as a type" affects-typeshed Anything that blocks a typeshed change bug mypy got something wrong topic-import-cycles topic-type-alias TypeAlias and other type alias issues
#16581 opened Nov 28, 2023 by AlexWaygood
7
Wrong overload resolution with alias to Any bug mypy got something wrong topic-overloads topic-type-alias TypeAlias and other type alias issues
#15630 opened Jul 9, 2023 by eltoder
1
Inconsistent "Invalid Metaclass" error for classes defined within functions bug mypy got something wrong topic-metaclasses topic-type-alias TypeAlias and other type alias issues
#15027 opened Apr 10, 2023 by nathanjmcdougall
Generic TypeAlias does not infer types bug mypy got something wrong topic-type-alias TypeAlias and other type alias issues
#14315 opened Dec 19, 2022 by jzazo
5
(🎁) No warning about TypeAlias to bare TypeVar when using TypeAlias feature priority-2-low topic-runtime-semantics mypy doesn't model runtime semantics correctly topic-type-alias TypeAlias and other type alias issues topic-type-variables
#13376 opened Aug 11, 2022 by KotlinIsland
4
(😳) no error when instanciating dict type alias with invalid type bug mypy got something wrong topic-type-alias TypeAlias and other type alias issues
#13320 opened Aug 4, 2022 by DetachHead
3
generics used in type aliases incorrectly cause Expression type contains "Any" error bug mypy got something wrong topic-disallow-any The disallow-any-* family of flags topic-type-alias TypeAlias and other type alias issues
#13111 opened Jul 13, 2022 by DetachHead
3
(🐞) Strings as TypeAliass are incorrectly assumed to be types bug mypy got something wrong topic-runtime-semantics mypy doesn't model runtime semantics correctly topic-type-alias TypeAlias and other type alias issues
#12382 opened Mar 19, 2022 by KotlinIsland
Implicit type aliases not recognised with PEP 604 + import cycles bug mypy got something wrong priority-0-high topic-pep-604 PEP 604 (union | operator) topic-type-alias TypeAlias and other type alias issues
#11887 opened Jan 2, 2022 by AlexWaygood
12
Decorated __init__ confuses callback type if decorator is defined with type alias or if decorator is imported using relative import bug mypy got something wrong topic-type-alias TypeAlias and other type alias issues
#11293 opened Oct 8, 2021 by posita
3
Need type annotation for predefined dict generic (3.9) bug mypy got something wrong topic-type-alias TypeAlias and other type alias issues
#11093 opened Sep 12, 2021 by ultrabear
1
3
Cannot determine type of "__gt__" error on decorated __lt__ method where decorator is an assigned alias of another decorator bug mypy got something wrong topic-type-alias TypeAlias and other type alias issues
#10943 opened Aug 7, 2021 by posita
1
"object" not callable when creating an instance of tuple by using type alias bug mypy got something wrong topic-type-alias TypeAlias and other type alias issues
#10214 opened Mar 14, 2021 by ghost
5
Errors on multi-variable assignments of types documentation topic-type-alias TypeAlias and other type alias issues
#10101 opened Feb 18, 2021 by MrMino
11
"error: 'type' expects no type arguments, but 1 given" if type is aliased to another name affects-typeshed Anything that blocks a typeshed change bug mypy got something wrong topic-pep-585 PEP 585 (builtin generics) topic-type-alias TypeAlias and other type alias issues
#10068 opened Feb 11, 2021 by johnpmcconnell
7
Bug - Type aliasing typing.Tuple is treated as if the empty Tuple is being aliased bug mypy got something wrong topic-type-alias TypeAlias and other type alias issues
#8715 opened Apr 23, 2020 by ufl-taeber
9
Type alias expansion sometimes interferes with type variable binding bug mypy got something wrong priority-0-high topic-calls Function calls, *args, **kwargs, defaults topic-type-alias TypeAlias and other type alias issues topic-type-variables
#3924 opened Sep 6, 2017 by ilevkivskyi
6
Use alias names in error messages feature priority-1-normal topic-type-alias TypeAlias and other type alias issues topic-usability
#2968 opened Mar 6, 2017 by rhettinger
4
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