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Add SupportsRichComparison type to _typeshed (#6583)

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Use it to improve types of `max()` and other functions.

Also make some other tweaks to types related to comparison dunders.

Fixes #6575
This commit is contained in:
Alex Waygood
2021-12-14 14:12:23 +00:00
committed by GitHub
parent 968fd6d01d
commit 5670ca2f75
9 changed files with 73 additions and 69 deletions
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6
stdlib/heapq.pyi
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@@ -1,4 +1,4 @@
from _typeshed import SupportsLessThan
from _typeshed import SupportsRichComparison
from typing import Any, Callable, Iterable, TypeVar
_T = TypeVar("_T")
@@ -9,6 +9,6 @@ def heappushpop(__heap: list[_T], __item: _T) -> _T: ...
def heapify(__heap: list[Any]) -> None: ...
def heapreplace(__heap: list[_T], __item: _T) -> _T: ...
def merge(*iterables: Iterable[_T], key: Callable[[_T], Any] | None = ..., reverse: bool = ...) -> Iterable[_T]: ...
def nlargest(n: int, iterable: Iterable[_T], key: Callable[[_T], SupportsLessThan] | None = ...) -> list[_T]: ...
def nsmallest(n: int, iterable: Iterable[_T], key: Callable[[_T], SupportsLessThan] | None = ...) -> list[_T]: ...
def nlargest(n: int, iterable: Iterable[_T], key: Callable[[_T], SupportsRichComparison] | None = ...) -> list[_T]: ...
def nsmallest(n: int, iterable: Iterable[_T], key: Callable[[_T], SupportsRichComparison] | None = ...) -> list[_T]: ...
def _heapify_max(__x: list[Any]) -> None: ... # undocumented