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[typing] Add missing qualname parameter annotation to TypeAliasType.__new__ #16347

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Merged
JelleZijlstra merged 2 commits into from
Sep 5, 2026
+9 −4
Merged

[typing] Add missing qualname parameter annotation to TypeAliasType.__new__ #16347

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32b204c
[typing] Add `qualname` parameter to `TypeAliasType`
johnslavik Sep 5, 2026
7a1bb18
[pre-commit.ci] auto fixes from pre-commit.com hooks
pre-commit-ci[bot] Sep 5, 2026
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13 changes: 9 additions & 4 deletions stdlib/typing.pyi
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Original file line number Diff line number Diff line change
Expand Up @@ -1199,7 +1199,15 @@ if sys.version_info >= (3, 12):

@final
class TypeAliasType:
def __new__(cls, name: str, value: Any, *, type_params: tuple[_TypeParameter, ...] = ()) -> Self: ...
if sys.version_info >= (3, 15):
def __new__(
cls, name: str, value: Any, *, type_params: tuple[_TypeParameter, ...] = (), qualname: str | None = None
) -> Self: ...
@property
def __qualname__(self) -> str: ...
else:
def __new__(cls, name: str, value: Any, *, type_params: tuple[_TypeParameter, ...] = ()) -> Self: ...

@property
def __value__(self) -> Any: ... # AnnotationForm
@property
Expand All @@ -1208,9 +1216,6 @@ if sys.version_info >= (3, 12):
def __parameters__(self) -> tuple[Any, ...]: ... # AnnotationForm
@property
def __name__(self) -> str: ...
if sys.version_info >= (3, 15):
@property
def __qualname__(self) -> str: ...
# It's writable on types, but not on instances of TypeAliasType.
@property
def __module__(self) -> str | None: ... # type: ignore[override]
Expand Down