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adjust contextlib.nullcontext.__init__ signature to fix divergences in type checkers #15482

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Merged
srittau merged 1 commit into from
Mar 4, 2026
+2 −2
Merged

adjust contextlib.nullcontext.__init__ signature to fix divergences in type checkers #15482

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4 changes: 2 additions & 2 deletions stdlib/contextlib.pyi
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Original file line number Diff line number Diff line change
Expand Up @@ -210,7 +210,7 @@ if sys.version_info >= (3, 10):
class nullcontext(AbstractContextManager[_T, None], AbstractAsyncContextManager[_T, None]):
enter_result: _T
@overload
def __init__(self: nullcontext[None], enter_result: None = None) -> None: ...
def __init__(self: nullcontext[None]) -> None: ...
@overload
def __init__(self: nullcontext[_T], enter_result: _T) -> None: ... # pyright: ignore[reportInvalidTypeVarUse] #11780
def __enter__(self) -> _T: ...
Expand All @@ -222,7 +222,7 @@ else:
class nullcontext(AbstractContextManager[_T, None]):
enter_result: _T
@overload
def __init__(self: nullcontext[None], enter_result: None = None) -> None: ...
def __init__(self: nullcontext[None]) -> None: ...
@overload
def __init__(self: nullcontext[_T], enter_result: _T) -> None: ... # pyright: ignore[reportInvalidTypeVarUse] #11780
def __enter__(self) -> _T: ...
Expand Down