Sync typeshed (python#18403)

Source commit:

python/typeshed@b66d6cf

Author: cdce8p

misc/typeshed_patches/0001-Revert-Remove-redundant-inheritances-from-Iterator.patch

@@ -1,4 +1,4 @@
-From 25250cbe1f7ee0e924ac03b3f19297e1885dd13e Mon Sep 17 00:00:00 2001
+From abc5225e3c69d7ae8f3388c87260fe496efaecac Mon Sep 17 00:00:00 2001
 From: Marc Mueller <[email protected]>
 Date: Sat, 21 Dec 2024 22:36:38 +0100
 Subject: [PATCH] Revert Remove redundant inheritances from Iterator in
@@ -15,7 +15,7 @@ Subject: [PATCH] Revert Remove redundant inheritances from Iterator in
  7 files changed, 34 insertions(+), 34 deletions(-)
 
 diff --git a/mypy/typeshed/stdlib/_asyncio.pyi b/mypy/typeshed/stdlib/_asyncio.pyi
-index a25902661..18920cd8a 100644
+index 89cdff6cc..1397e579d 100644
 --- a/mypy/typeshed/stdlib/_asyncio.pyi
 +++ b/mypy/typeshed/stdlib/_asyncio.pyi
 @@ -1,6 +1,6 @@
@@ -36,7 +36,7 @@ index a25902661..18920cd8a 100644
      @property
      def _exception(self) -> BaseException | None: ...
 diff --git a/mypy/typeshed/stdlib/builtins.pyi b/mypy/typeshed/stdlib/builtins.pyi
-index 5c6d321f7..56a5969d1 100644
+index b75e34fc5..526406acc 100644
 --- a/mypy/typeshed/stdlib/builtins.pyi
 +++ b/mypy/typeshed/stdlib/builtins.pyi
 @@ -1130,7 +1130,7 @@ class frozenset(AbstractSet[_T_co]):
@@ -64,7 +64,7 @@ index 5c6d321f7..56a5969d1 100644
 -class map(Generic[_S]):
 +class map(Iterator[_S]):
      @overload
-     def __new__(cls, func: Callable[[_T1], _S], iter1: Iterable[_T1], /) -> Self: ...
+     def __new__(cls, func: Callable[[_T1], _S], iterable: Iterable[_T1], /) -> Self: ...
      @overload
 @@ -1632,7 +1632,7 @@ def pow(base: _SupportsSomeKindOfPow, exp: complex, mod: None = None) -> complex
 
@@ -131,7 +131,7 @@ index bf6daad0a..1e6aa78e2 100644
          # encoding and errors are added
          @overload
 diff --git a/mypy/typeshed/stdlib/itertools.pyi b/mypy/typeshed/stdlib/itertools.pyi
-index 013c3cba1..f69665882 100644
+index 55b0814ac..675533d44 100644
 --- a/mypy/typeshed/stdlib/itertools.pyi
 +++ b/mypy/typeshed/stdlib/itertools.pyi
 @@ -29,7 +29,7 @@ _Predicate: TypeAlias = Callable[[_T], object]
@@ -149,14 +149,14 @@ index 013c3cba1..f69665882 100644
 
 -class cycle(Generic[_T]):
 +class cycle(Iterator[_T]):
-     def __init__(self, iterable: Iterable[_T], /) -> None: ...
+     def __new__(cls, iterable: Iterable[_T], /) -> Self: ...
      def __next__(self) -> _T: ...
      def __iter__(self) -> Self: ...
 
 -class repeat(Generic[_T]):
 +class repeat(Iterator[_T]):
      @overload
-     def __init__(self, object: _T) -> None: ...
+     def __new__(cls, object: _T) -> Self: ...
      @overload
 @@ -53,7 +53,7 @@ class repeat(Generic[_T]):
      def __iter__(self) -> Self: ...
@@ -165,15 +165,15 @@ index 013c3cba1..f69665882 100644
 -class accumulate(Generic[_T]):
 +class accumulate(Iterator[_T]):
      @overload
-     def __init__(self, iterable: Iterable[_T], func: None = None, *, initial: _T | None = ...) -> None: ...
+     def __new__(cls, iterable: Iterable[_T], func: None = None, *, initial: _T | None = ...) -> Self: ...
      @overload
 @@ -61,7 +61,7 @@ class accumulate(Generic[_T]):
      def __iter__(self) -> Self: ...
      def __next__(self) -> _T: ...
 
 -class chain(Generic[_T]):
 +class chain(Iterator[_T]):
-     def __init__(self, *iterables: Iterable[_T]) -> None: ...
+     def __new__(cls, *iterables: Iterable[_T]) -> Self: ...
      def __next__(self) -> _T: ...
      def __iter__(self) -> Self: ...
 @@ -71,22 +71,22 @@ class chain(Generic[_T]):
@@ -182,19 +182,19 @@ index 013c3cba1..f69665882 100644
 
 -class compress(Generic[_T]):
 +class compress(Iterator[_T]):
-     def __init__(self, data: Iterable[_T], selectors: Iterable[Any]) -> None: ...
+     def __new__(cls, data: Iterable[_T], selectors: Iterable[Any]) -> Self: ...
      def __iter__(self) -> Self: ...
      def __next__(self) -> _T: ...
 
 -class dropwhile(Generic[_T]):
 +class dropwhile(Iterator[_T]):
-     def __init__(self, predicate: _Predicate[_T], iterable: Iterable[_T], /) -> None: ...
+     def __new__(cls, predicate: _Predicate[_T], iterable: Iterable[_T], /) -> Self: ...
      def __iter__(self) -> Self: ...
      def __next__(self) -> _T: ...
 
 -class filterfalse(Generic[_T]):
 +class filterfalse(Iterator[_T]):
-     def __init__(self, predicate: _Predicate[_T] | None, iterable: Iterable[_T], /) -> None: ...
+     def __new__(cls, function: _Predicate[_T] | None, iterable: Iterable[_T], /) -> Self: ...
      def __iter__(self) -> Self: ...
      def __next__(self) -> _T: ...
 
@@ -210,7 +210,7 @@ index 013c3cba1..f69665882 100644
 -class islice(Generic[_T]):
 +class islice(Iterator[_T]):
      @overload
-     def __init__(self, iterable: Iterable[_T], stop: int | None, /) -> None: ...
+     def __new__(cls, iterable: Iterable[_T], stop: int | None, /) -> Self: ...
      @overload
 @@ -102,19 +102,19 @@ class islice(Generic[_T]):
      def __iter__(self) -> Self: ...
@@ -224,7 +224,7 @@ index 013c3cba1..f69665882 100644
 
 -class takewhile(Generic[_T]):
 +class takewhile(Iterator[_T]):
-     def __init__(self, predicate: _Predicate[_T], iterable: Iterable[_T], /) -> None: ...
+     def __new__(cls, predicate: _Predicate[_T], iterable: Iterable[_T], /) -> Self: ...
      def __iter__(self) -> Self: ...
      def __next__(self) -> _T: ...
 
@@ -288,17 +288,17 @@ index 013c3cba1..f69665882 100644
              def __new__(cls, iterable: Iterable[_T_co], n: int, *, strict: bool = False) -> Self: ...
          else:
 diff --git a/mypy/typeshed/stdlib/multiprocessing/pool.pyi b/mypy/typeshed/stdlib/multiprocessing/pool.pyi
-index 61d6d0781..950ed1d8c 100644
+index 2937d45e3..93197e5d4 100644
 --- a/mypy/typeshed/stdlib/multiprocessing/pool.pyi
 +++ b/mypy/typeshed/stdlib/multiprocessing/pool.pyi
 @@ -1,5 +1,5 @@
  import sys
 -from collections.abc import Callable, Iterable, Mapping
 +from collections.abc import Callable, Iterable, Iterator, Mapping
+ from multiprocessing.context import DefaultContext, Process
  from types import TracebackType
  from typing import Any, Final, Generic, TypeVar
- from typing_extensions import Self
-@@ -36,7 +36,7 @@ class MapResult(ApplyResult[list[_T]]):
+@@ -37,7 +37,7 @@ class MapResult(ApplyResult[list[_T]]):
          error_callback: Callable[[BaseException], object] | None,
      ) -> None: ...
 
@@ -308,7 +308,7 @@ index 61d6d0781..950ed1d8c 100644
      def __iter__(self) -> Self: ...
      def next(self, timeout: float | None = None) -> _T: ...
 diff --git a/mypy/typeshed/stdlib/sqlite3/__init__.pyi b/mypy/typeshed/stdlib/sqlite3/__init__.pyi
-index bc0ff6469..730404bde 100644
+index b83516b4d..724bc3166 100644
 --- a/mypy/typeshed/stdlib/sqlite3/__init__.pyi
 +++ b/mypy/typeshed/stdlib/sqlite3/__init__.pyi
 @@ -397,7 +397,7 @@ class Connection:

mypy/typeshed/stdlib/_asyncio.pyi

@@ -65,7 +65,7 @@ class Task(Future[_T_co]):  # type: ignore[type-var]  # pyright: ignore[reportIn
             self,
             coro: _TaskCompatibleCoro[_T_co],
             *,
-            loop: AbstractEventLoop = ...,
+            loop: AbstractEventLoop | None = None,
             name: str | None = ...,
             context: Context | None = None,
             eager_start: bool = False,
@@ -75,13 +75,13 @@ class Task(Future[_T_co]):  # type: ignore[type-var]  # pyright: ignore[reportIn
             self,
             coro: _TaskCompatibleCoro[_T_co],
             *,
-            loop: AbstractEventLoop = ...,
+            loop: AbstractEventLoop | None = None,
             name: str | None = ...,
             context: Context | None = None,
         ) -> None: ...
     else:
         def __init__(
-            self, coro: _TaskCompatibleCoro[_T_co], *, loop: AbstractEventLoop = ..., name: str | None = ...
+            self, coro: _TaskCompatibleCoro[_T_co], *, loop: AbstractEventLoop | None = None, name: str | None = ...
         ) -> None: ...
 
     if sys.version_info >= (3, 12):

mypy/typeshed/stdlib/_blake2.pyi

@@ -22,8 +22,8 @@ class blake2b:
     digest_size: int
     name: str
     if sys.version_info >= (3, 9):
-        def __init__(
-            self,
+        def __new__(
+            cls,
             data: ReadableBuffer = b"",
             /,
             *,
@@ -39,10 +39,10 @@ class blake2b:
             inner_size: int = 0,
             last_node: bool = False,
             usedforsecurity: bool = True,
-        ) -> None: ...
+        ) -> Self: ...
     else:
-        def __init__(
-            self,
+        def __new__(
+            cls,
             data: ReadableBuffer = b"",
             /,
             *,
@@ -57,7 +57,7 @@ class blake2b:
             node_depth: int = 0,
             inner_size: int = 0,
             last_node: bool = False,
-        ) -> None: ...
+        ) -> Self: ...
 
     def copy(self) -> Self: ...
     def digest(self) -> bytes: ...
@@ -74,8 +74,8 @@ class blake2s:
     digest_size: int
     name: str
     if sys.version_info >= (3, 9):
-        def __init__(
-            self,
+        def __new__(
+            cls,
             data: ReadableBuffer = b"",
             /,
             *,
@@ -91,10 +91,10 @@ class blake2s:
             inner_size: int = 0,
             last_node: bool = False,
             usedforsecurity: bool = True,
-        ) -> None: ...
+        ) -> Self: ...
     else:
-        def __init__(
-            self,
+        def __new__(
+            cls,
             data: ReadableBuffer = b"",
             /,
             *,
@@ -109,7 +109,7 @@ class blake2s:
             node_depth: int = 0,
             inner_size: int = 0,
             last_node: bool = False,
-        ) -> None: ...
+        ) -> Self: ...
 
     def copy(self) -> Self: ...
     def digest(self) -> bytes: ...

mypy/typeshed/stdlib/_bz2.pyi

@@ -1,9 +1,15 @@
+import sys
 from _typeshed import ReadableBuffer
 from typing import final
+from typing_extensions import Self
 
 @final
 class BZ2Compressor:
-    def __init__(self, compresslevel: int = 9) -> None: ...
+    if sys.version_info >= (3, 12):
+        def __new__(cls, compresslevel: int = 9, /) -> Self: ...
+    else:
+        def __init__(self, compresslevel: int = 9, /) -> None: ...
+
     def compress(self, data: ReadableBuffer, /) -> bytes: ...
     def flush(self) -> bytes: ...
 

mypy/typeshed/stdlib/_collections_abc.pyi

@@ -8,6 +8,7 @@ from typing import (  # noqa: Y022,Y038
     AsyncIterator as AsyncIterator,
     Awaitable as Awaitable,
     Callable as Callable,
+    ClassVar,
     Collection as Collection,
     Container as Container,
     Coroutine as Coroutine,
@@ -74,6 +75,7 @@ _VT_co = TypeVar("_VT_co", covariant=True)  # Value type covariant containers.
 class dict_keys(KeysView[_KT_co], Generic[_KT_co, _VT_co]):  # undocumented
     def __eq__(self, value: object, /) -> bool: ...
     def __reversed__(self) -> Iterator[_KT_co]: ...
+    __hash__: ClassVar[None]  # type: ignore[assignment]
     if sys.version_info >= (3, 13):
         def isdisjoint(self, other: Iterable[_KT_co], /) -> bool: ...
     if sys.version_info >= (3, 10):
@@ -91,6 +93,7 @@ class dict_values(ValuesView[_VT_co], Generic[_KT_co, _VT_co]):  # undocumented
 class dict_items(ItemsView[_KT_co, _VT_co]):  # undocumented
     def __eq__(self, value: object, /) -> bool: ...
     def __reversed__(self) -> Iterator[tuple[_KT_co, _VT_co]]: ...
+    __hash__: ClassVar[None]  # type: ignore[assignment]
     if sys.version_info >= (3, 13):
         def isdisjoint(self, other: Iterable[tuple[_KT_co, _VT_co]], /) -> bool: ...
     if sys.version_info >= (3, 10):

mypy/typeshed/stdlib/_contextvars.pyi

@@ -1,7 +1,7 @@
 import sys
 from collections.abc import Callable, Iterator, Mapping
 from typing import Any, ClassVar, Generic, TypeVar, final, overload
-from typing_extensions import ParamSpec
+from typing_extensions import ParamSpec, Self
 
 if sys.version_info >= (3, 9):
     from types import GenericAlias
@@ -13,9 +13,9 @@ _P = ParamSpec("_P")
 @final
 class ContextVar(Generic[_T]):
     @overload
-    def __init__(self, name: str) -> None: ...
+    def __new__(cls, name: str) -> Self: ...
     @overload
-    def __init__(self, name: str, *, default: _T) -> None: ...
+    def __new__(cls, name: str, *, default: _T) -> Self: ...
     def __hash__(self) -> int: ...
     @property
     def name(self) -> str: ...
@@ -37,6 +37,7 @@ class Token(Generic[_T]):
     @property
     def old_value(self) -> Any: ...  # returns either _T or MISSING, but that's hard to express
     MISSING: ClassVar[object]
+    __hash__: ClassVar[None]  # type: ignore[assignment]
     if sys.version_info >= (3, 9):
         def __class_getitem__(cls, item: Any, /) -> GenericAlias: ...
 
@@ -55,6 +56,7 @@ class Context(Mapping[ContextVar[Any], Any]):
     def get(self, key: ContextVar[_T], default: _D, /) -> _T | _D: ...
     def run(self, callable: Callable[_P, _T], *args: _P.args, **kwargs: _P.kwargs) -> _T: ...
     def copy(self) -> Context: ...
+    __hash__: ClassVar[None]  # type: ignore[assignment]
     def __getitem__(self, key: ContextVar[_T], /) -> _T: ...
     def __iter__(self) -> Iterator[ContextVar[Any]]: ...
     def __len__(self) -> int: ...

mypy/typeshed/stdlib/_csv.pyi

@@ -32,8 +32,8 @@ class Dialect:
     lineterminator: str
     quoting: _QuotingType
     strict: bool
-    def __init__(
-        self,
+    def __new__(
+        cls,
         dialect: _DialectLike | None = ...,
         delimiter: str = ",",
         doublequote: bool = True,
@@ -43,7 +43,7 @@ class Dialect:
         quoting: _QuotingType = 0,
         skipinitialspace: bool = False,
         strict: bool = False,
-    ) -> None: ...
+    ) -> Self: ...
 
 if sys.version_info >= (3, 10):
     # This class calls itself _csv.reader.
@@ -115,7 +115,7 @@ def reader(
 ) -> _reader: ...
 def register_dialect(
     name: str,
-    dialect: type[Dialect] = ...,
+    dialect: type[Dialect | csv.Dialect] = ...,
     *,
     delimiter: str = ",",
     quotechar: str | None = '"',

mypy/typeshed/stdlib/_ctypes.pyi

@@ -169,18 +169,18 @@ class CFuncPtr(_PointerLike, _CData, metaclass=_PyCFuncPtrType):
     # Abstract attribute that must be defined on subclasses
     _flags_: ClassVar[int]
     @overload
-    def __init__(self) -> None: ...
+    def __new__(cls) -> Self: ...
     @overload
-    def __init__(self, address: int, /) -> None: ...
+    def __new__(cls, address: int, /) -> Self: ...
     @overload
-    def __init__(self, callable: Callable[..., Any], /) -> None: ...
+    def __new__(cls, callable: Callable[..., Any], /) -> Self: ...
     @overload
-    def __init__(self, func_spec: tuple[str | int, CDLL], paramflags: tuple[_PF, ...] | None = ..., /) -> None: ...
+    def __new__(cls, func_spec: tuple[str | int, CDLL], paramflags: tuple[_PF, ...] | None = ..., /) -> Self: ...
     if sys.platform == "win32":
         @overload
-        def __init__(
-            self, vtbl_index: int, name: str, paramflags: tuple[_PF, ...] | None = ..., iid: _CData | _CDataType | None = ..., /
-        ) -> None: ...
+        def __new__(
+            cls, vtbl_index: int, name: str, paramflags: tuple[_PF, ...] | None = ..., iid: _CData | _CDataType | None = ..., /
+        ) -> Self: ...
 
     def __call__(self, *args: Any, **kwargs: Any) -> Any: ...
 

mypy/typeshed/stdlib/_curses.pyi

@@ -1,7 +1,7 @@
 import sys
-from _typeshed import ReadOnlyBuffer, SupportsRead
+from _typeshed import ReadOnlyBuffer, SupportsRead, SupportsWrite
 from curses import _ncurses_version
-from typing import IO, Any, final, overload
+from typing import Any, final, overload
 from typing_extensions import TypeAlias
 
 # NOTE: This module is ordinarily only available on Unix, but the windows-curses
@@ -517,7 +517,7 @@ class window:  # undocumented
     def overwrite(
         self, destwin: window, sminrow: int, smincol: int, dminrow: int, dmincol: int, dmaxrow: int, dmaxcol: int
     ) -> None: ...
-    def putwin(self, file: IO[Any], /) -> None: ...
+    def putwin(self, file: SupportsWrite[bytes], /) -> None: ...
     def redrawln(self, beg: int, num: int, /) -> None: ...
     def redrawwin(self) -> None: ...
     @overload