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Repository URL to install this package:
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Version:
2022.2.8 ▾
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from typing import Any, Callable, Iterable, TypeVar, overload
_T = TypeVar("_T")
_S = TypeVar("_S")
@overload
def first(iterable: Iterable[_T]) -> _T | None: ...
@overload
def first(iterable: Iterable[_T], default: _S) -> _T | _S: ...
@overload
def first(iterable: Iterable[_T], default: _S, key: Callable[[_T], Any] | None) -> _T | _S: ...
@overload
def first(iterable: Iterable[_T], *, key: Callable[[_T], Any] | None) -> _T | None: ...