Remove typing._TypedDict

stdlib/@tests/stubtest_allowlists/common.txt

@@ -405,9 +405,9 @@ typing.type_check_only  # typing decorator that is not available at runtime
 # Details of runtime definition don't need to be in stubs
 typing._Final
 typing._Final.__init_subclass__
-typing(_extensions)?\._TypedDict
 typing(_extensions)?\.Any.*
 typing(_extensions)?\.TypedDict
+typing_extensions._TypedDict
 
 # Special primitives
 typing(_extensions)?\.AbstractSet

stdlib/typing.pyi

@@ -4,7 +4,6 @@
 import collections  # ruff: ignore[unused-import]  # pyright: ignore[reportUnusedImport]
 import sys
 import typing_extensions
-from _collections_abc import dict_items, dict_keys, dict_values
 from _typeshed import IdentityFunction, ReadableBuffer, SupportsGetItem, SupportsGetItemViewable, SupportsKeysAndGetItem, Viewable
 from abc import ABCMeta, abstractmethod
 from re import Match as Match, Pattern as Pattern
@@ -21,7 +20,7 @@ from types import (
     UnionType,
     WrapperDescriptorType,
 )
-from typing_extensions import Never as _Never, deprecated
+from typing_extensions import deprecated
 
 if sys.version_info >= (3, 14):
     from _typeshed import EvaluateFunc
@@ -1076,51 +1075,6 @@ class NamedTuple(tuple[Any, ...]):
     if sys.version_info >= (3, 13):
         def __replace__(self, **kwargs: Any) -> typing_extensions.Self: ...  # ty:ignore[invalid-type-form]
 
-# Internal mypy fallback type for all typed dicts (does not exist at runtime)
-# N.B. Keep this mostly in sync with typing_extensions._TypedDict/mypy_extensions._TypedDict
-# Obsolete, use _typeshed._type_checker_internals.TypedDictFallback instead.
-@type_check_only
-class _TypedDict(Mapping[str, object], metaclass=ABCMeta):
-    __total__: ClassVar[bool]
-    __required_keys__: ClassVar[frozenset[str]]
-    __optional_keys__: ClassVar[frozenset[str]]
-    # __orig_bases__ sometimes exists on <3.12, but not consistently,
-    # so we only add it to the stub on 3.12+
-    if sys.version_info >= (3, 12):
-        __orig_bases__: ClassVar[tuple[Any, ...]]
-    if sys.version_info >= (3, 13):
-        __readonly_keys__: ClassVar[frozenset[str]]
-        __mutable_keys__: ClassVar[frozenset[str]]
-    if sys.version_info >= (3, 15):
-        # PEP 728
-        __closed__: ClassVar[bool | None]
-        __extra_items__: ClassVar[Any]  # AnnotationForm
-
-    def copy(self) -> typing_extensions.Self: ...
-    # Using Never so that only calls using mypy plugin hook that specialize the signature
-    # can go through.
-    def setdefault(self, k: _Never, default: object) -> object: ...
-    # Mypy plugin hook for 'pop' expects that 'default' has a type variable type.
-    def pop(self, k: _Never, default: _T = ...) -> object: ...  # pyright: ignore[reportInvalidTypeVarUse]
-    def update(self, m: typing_extensions.Self, /) -> None: ...
-    def __delitem__(self, k: _Never) -> None: ...
-    def items(self) -> dict_items[str, object]: ...
-    def keys(self) -> dict_keys[str, object]: ...
-    def values(self) -> dict_values[str, object]: ...
-
-    @overload
-    def __or__(self, value: typing_extensions.Self, /) -> typing_extensions.Self: ...
-    @overload
-    def __or__(self, value: dict[str, Any], /) -> dict[str, object]: ...
-
-    @overload
-    def __ror__(self, value: typing_extensions.Self, /) -> typing_extensions.Self: ...
-    @overload
-    def __ror__(self, value: dict[str, Any], /) -> dict[str, object]: ...
-
-    # supposedly incompatible definitions of __or__ and __ior__
-    def __ior__(self, value: typing_extensions.Self, /) -> typing_extensions.Self: ...  # type: ignore[misc]
-
 if sys.version_info >= (3, 14):
     from annotationlib import ForwardRef as ForwardRef