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Return Supports(A)Next from (a)iter (#6035)

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Co-authored-by: Jelle Zijlstra <jelle.zijlstra@gmail.com>
This commit is contained in:
Sebastian Rittau
2021-12-21 04:15:59 +01:00
committed by GitHub
parent 60f2d2f86f
commit 387ef81883
1 changed files with 10 additions and 4 deletions
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14
stdlib/builtins.pyi
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@@ -28,8 +28,6 @@ from typing import (
IO,
AbstractSet,
Any,
AsyncIterable,
AsyncIterator,
BinaryIO,
ByteString,
Callable,
@@ -76,6 +74,14 @@ _T5 = TypeVar("_T5")
_TT = TypeVar("_TT", bound="type")
_TBE = TypeVar("_TBE", bound="BaseException")
_R = TypeVar("_R") # Return-type TypeVar
_SupportsNextT = TypeVar("_SupportsNextT", bound=SupportsNext[Any], covariant=True)
_SupportsAnextT = TypeVar("_SupportsAnextT", bound=SupportsAnext[Any], covariant=True)
class _SupportsIter(Protocol[_T_co]):
def __iter__(self) -> _T_co: ...
class _SupportsAiter(Protocol[_T_co]):
def __aiter__(self) -> _T_co: ...
class object:
__doc__: str | None
@@ -990,7 +996,7 @@ class _PathLike(Protocol[_AnyStr_co]):
def __fspath__(self) -> _AnyStr_co: ...
if sys.version_info >= (3, 10):
def aiter(__async_iterable: AsyncIterable[_T]) -> AsyncIterator[_T]: ...
def aiter(__async_iterable: _SupportsAiter[_SupportsAnextT]) -> _SupportsAnextT: ...
@overload
async def anext(__i: SupportsAnext[_T]) -> _T: ...
@overload
@@ -1073,7 +1079,7 @@ def hex(__number: int | SupportsIndex) -> str: ...
def id(__obj: object) -> int: ...
def input(__prompt: object = ...) -> str: ...
@overload
def iter(__iterable: Iterable[_T]) -> Iterator[_T]: ...
def iter(__iterable: _SupportsIter[_SupportsNextT]) -> _SupportsNextT: ...
@overload
def iter(__function: Callable[[], _T | None], __sentinel: None) -> Iterator[_T]: ...
@overload