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Add metaclasses for string.Template and dataclasses.InitVar (#8852)

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This commit is contained in:
Nikita Sobolev
2022-10-06 00:41:24 +03:00
committed by GitHub
parent ae1cca13c1
commit 6e84b56016
2 changed files with 18 additions and 4 deletions
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11
stdlib/dataclasses.pyi
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@@ -4,7 +4,7 @@ import types
from builtins import type as Type # alias to avoid name clashes with fields named "type"
from collections.abc import Callable, Iterable, Mapping
from typing import Any, Generic, Protocol, TypeVar, overload
from typing_extensions import Literal
from typing_extensions import Literal, TypeAlias
if sys.version_info >= (3, 9):
from types import GenericAlias
@@ -217,7 +217,14 @@ def is_dataclass(obj: Any) -> bool: ...
class FrozenInstanceError(AttributeError): ...
class InitVar(Generic[_T]):
if sys.version_info >= (3, 9):
_InitVarMeta: TypeAlias = type
else:
class _InitVarMeta(type):
# Not used, instead `InitVar.__class_getitem__` is called.
def __getitem__(self, params: Any) -> InitVar[Any]: ...
class InitVar(Generic[_T], metaclass=_InitVarMeta):
type: Type[_T]
def __init__(self, type: Type[_T]) -> None: ...
if sys.version_info >= (3, 9):