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Add _typeshed.Incomplete #7535

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Merged
merged 3 commits into from
Mar 25, 2022
Merged

Add _typeshed.Incomplete #7535

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3a6d167
Add _typeshed.Incomplete
srittau Mar 22, 2022
8dc916c
Use explicit TypeAlias for Incomplete
srittau Mar 22, 2022
52bfce0
Merge remote-tracking branch 'upstream/master' into incomplete
srittau Mar 24, 2022
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9 changes: 8 additions & 1 deletion stdlib/_typeshed/__init__.pyi
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Expand Up @@ -8,7 +8,7 @@ import mmap
import sys
from os import PathLike
from typing import AbstractSet, Any, Awaitable, Container, Generic, Iterable, Protocol, TypeVar
from typing_extensions import Final, Literal, final
from typing_extensions import Final, Literal, TypeAlias, final

_KT = TypeVar("_KT")
_KT_co = TypeVar("_KT_co", covariant=True)
Expand All @@ -23,6 +23,13 @@ _T_contra = TypeVar("_T_contra", contravariant=True)
# def __enter__(self: Self) -> Self: ...
Self = TypeVar("Self") # noqa Y001

# For partially known annotations. Usually, fields where type annotations
# haven't been added are left unannotated, but in some situations this
# isn't possible or a type is already partially known. In cases like these,
# use Incomplete instead of Any as a marker. For example, use
# "Incomplete | None" instead of "Any | None".
Incomplete: TypeAlias = Any

# stable
class IdentityFunction(Protocol):
def __call__(self, __x: _T) -> _T: ...
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