Update Unused and __exit__ parameters in stdlib

stdlib/ast.pyi

@@ -1,15 +1,15 @@
 import os
 import sys
 from _ast import *
-from _typeshed import ReadableBuffer
+from _typeshed import ReadableBuffer, Unused
 from collections.abc import Iterator
 from typing import Any, TypeVar, overload
 from typing_extensions import Literal
 
 if sys.version_info >= (3, 8):
     class _ABC(type):
         if sys.version_info >= (3, 9):
-            def __init__(cls, *args: object) -> None: ...
+            def __init__(cls, *args: Unused) -> None: ...
 
     class Num(Constant, metaclass=_ABC):
         value: int | float | complex

stdlib/asyncio/events.pyi

@@ -1,6 +1,6 @@
 import ssl
 import sys
-from _typeshed import FileDescriptorLike, ReadableBuffer, Self, StrPath, WriteableBuffer
+from _typeshed import FileDescriptorLike, ReadableBuffer, Self, StrPath, Unused, WriteableBuffer
 from abc import ABCMeta, abstractmethod
 from collections.abc import Awaitable, Callable, Coroutine, Generator, Sequence
 from contextvars import Context
@@ -96,7 +96,7 @@ class AbstractServer:
     @abstractmethod
     def close(self) -> None: ...
     async def __aenter__(self: Self) -> Self: ...
-    async def __aexit__(self, *exc: object) -> None: ...
+    async def __aexit__(self, *exc: Unused) -> None: ...
     @abstractmethod
     def get_loop(self) -> AbstractEventLoop: ...
     @abstractmethod

stdlib/asyncio/locks.pyi

@@ -1,6 +1,6 @@
 import enum
 import sys
-from _typeshed import Self
+from _typeshed import Self, Unused
 from collections import deque
 from collections.abc import Callable, Generator
 from types import TracebackType
@@ -31,7 +31,7 @@ else:
     class _ContextManager:
         def __init__(self, lock: Lock | Semaphore) -> None: ...
         def __enter__(self) -> None: ...
-        def __exit__(self, *args: object) -> None: ...
+        def __exit__(self, *args: Unused) -> None: ...
 
     class _ContextManagerMixin:
         # Apparently this exists to *prohibit* use as a context manager.
@@ -104,7 +104,7 @@ if sys.version_info >= (3, 11):
     class Barrier(_LoopBoundMixin):
         def __init__(self, parties: int) -> None: ...
         async def __aenter__(self: Self) -> Self: ...
-        async def __aexit__(self, *args: object) -> None: ...
+        async def __aexit__(self, *args: Unused) -> None: ...
         async def wait(self) -> int: ...
         async def abort(self) -> None: ...
         async def reset(self) -> None: ...

stdlib/asyncio/runners.pyi

@@ -1,5 +1,5 @@
 import sys
-from _typeshed import Self
+from _typeshed import Self, Unused
 from collections.abc import Callable, Coroutine
 from contextvars import Context
 from typing import Any, TypeVar
@@ -18,7 +18,7 @@ if sys.version_info >= (3, 11):
     class Runner:
         def __init__(self, *, debug: bool | None = ..., loop_factory: Callable[[], AbstractEventLoop] | None = ...) -> None: ...
         def __enter__(self: Self) -> Self: ...
-        def __exit__(self, exc_type: object, exc_val: object, exc_tb: object) -> None: ...
+        def __exit__(self, exc_type: Unused, exc_val: Unused, exc_tb: Unused) -> None: ...
         def close(self) -> None: ...
         def get_loop(self) -> AbstractEventLoop: ...
         def run(self, coro: Coroutine[Any, Any, _T], *, context: Context | None = ...) -> _T: ...

stdlib/builtins.pyi

@@ -953,7 +953,7 @@ class function:
 
     __module__: str
     # mypy uses `builtins.function.__get__` to represent methods, properties, and getset_descriptors so we type the return as Any.
-    def __get__(self, obj: object | None, type: type | None = ...) -> Any: ...
+    def __get__(self, obj: object, type: type | None = ...) -> Any: ...
 
 class list(MutableSequence[_T], Generic[_T]):
     @overload

stdlib/cProfile.pyi

@@ -1,5 +1,5 @@
 import sys
-from _typeshed import Self, StrOrBytesPath
+from _typeshed import Self, StrOrBytesPath, Unused
 from collections.abc import Callable
 from types import CodeType
 from typing import Any, TypeVar
@@ -32,6 +32,6 @@ class Profile:
     def runcall(self, __func: Callable[_P, _T], *args: _P.args, **kw: _P.kwargs) -> _T: ...
     if sys.version_info >= (3, 8):
         def __enter__(self: Self) -> Self: ...
-        def __exit__(self, *exc_info: object) -> None: ...
+        def __exit__(self, *exc_info: Unused) -> None: ...
 
 def label(code: str | CodeType) -> _Label: ...  # undocumented

stdlib/calendar.pyi

@@ -1,5 +1,6 @@
 import datetime
 import sys
+from _typeshed import Unused
 from collections.abc import Iterable, Sequence
 from time import struct_time
 from typing import ClassVar
@@ -108,7 +109,7 @@ class HTMLCalendar(Calendar):
 class different_locale:
     def __init__(self, locale: _LocaleType) -> None: ...
     def __enter__(self) -> None: ...
-    def __exit__(self, *args: object) -> None: ...
+    def __exit__(self, *args: Unused) -> None: ...
 
 class LocaleTextCalendar(TextCalendar):
     def __init__(self, firstweekday: int = ..., locale: _LocaleType | None = ...) -> None: ...

stdlib/cgi.pyi

@@ -1,5 +1,5 @@
 import sys
-from _typeshed import Self, SupportsGetItem, SupportsItemAccess
+from _typeshed import Self, SupportsGetItem, SupportsItemAccess, Unused
 from builtins import list as _list, type as _type
 from collections.abc import Iterable, Iterator, Mapping
 from email.message import Message
@@ -106,7 +106,7 @@ class FieldStorage:
         separator: str = ...,
     ) -> None: ...
     def __enter__(self: Self) -> Self: ...
-    def __exit__(self, *args: object) -> None: ...
+    def __exit__(self, *args: Unused) -> None: ...
     def __iter__(self) -> Iterator[str]: ...
     def __getitem__(self, key: str) -> Any: ...
     def getvalue(self, key: str, default: Any = ...) -> Any: ...

stdlib/concurrent/futures/_base.pyi

@@ -1,6 +1,6 @@
 import sys
 import threading
-from _typeshed import Self
+from _typeshed import Self, Unused
 from collections.abc import Callable, Iterable, Iterator, Sequence
 from logging import Logger
 from types import TracebackType
@@ -108,4 +108,4 @@ class _AcquireFutures:
     futures: Iterable[Future[Any]]
     def __init__(self, futures: Iterable[Future[Any]]) -> None: ...
     def __enter__(self) -> None: ...
-    def __exit__(self, *args: object) -> None: ...
+    def __exit__(self, *args: Unused) -> None: ...

stdlib/contextlib.pyi

@@ -1,6 +1,6 @@
 import abc
 import sys
-from _typeshed import FileDescriptorOrPath, Self
+from _typeshed import FileDescriptorOrPath, Self, Unused
 from abc import abstractmethod
 from collections.abc import AsyncGenerator, AsyncIterator, Awaitable, Callable, Generator, Iterator
 from types import TracebackType
@@ -108,7 +108,7 @@ _SupportsCloseT = TypeVar("_SupportsCloseT", bound=_SupportsClose)
 
 class closing(AbstractContextManager[_SupportsCloseT]):
     def __init__(self, thing: _SupportsCloseT) -> None: ...
-    def __exit__(self, *exc_info: object) -> None: ...
+    def __exit__(self, *exc_info: Unused) -> None: ...
 
 if sys.version_info >= (3, 10):
     class _SupportsAclose(Protocol):
@@ -117,7 +117,7 @@ if sys.version_info >= (3, 10):
 
     class aclosing(AbstractAsyncContextManager[_SupportsAcloseT]):
         def __init__(self, thing: _SupportsAcloseT) -> None: ...
-        async def __aexit__(self, *exc_info: object) -> None: ...
+        async def __aexit__(self, *exc_info: Unused) -> None: ...
 
 class suppress(AbstractContextManager[None]):
     def __init__(self, *exceptions: type[BaseException]) -> None: ...
@@ -178,9 +178,9 @@ if sys.version_info >= (3, 10):
         @overload
         def __init__(self: nullcontext[_T], enter_result: _T) -> None: ...
         def __enter__(self) -> _T: ...
-        def __exit__(self, *exctype: object) -> None: ...
+        def __exit__(self, *exctype: Unused) -> None: ...
         async def __aenter__(self) -> _T: ...
-        async def __aexit__(self, *exctype: object) -> None: ...
+        async def __aexit__(self, *exctype: Unused) -> None: ...
 
 else:
     class nullcontext(AbstractContextManager[_T]):
@@ -190,7 +190,7 @@ else:
         @overload
         def __init__(self: nullcontext[_T], enter_result: _T) -> None: ...
         def __enter__(self) -> _T: ...
-        def __exit__(self, *exctype: object) -> None: ...
+        def __exit__(self, *exctype: Unused) -> None: ...
 
 if sys.version_info >= (3, 11):
     _T_fd_or_any_path = TypeVar("_T_fd_or_any_path", bound=FileDescriptorOrPath)
@@ -199,4 +199,4 @@ if sys.version_info >= (3, 11):
         path: _T_fd_or_any_path
         def __init__(self, path: _T_fd_or_any_path) -> None: ...
         def __enter__(self) -> None: ...
-        def __exit__(self, *excinfo: object) -> None: ...
+        def __exit__(self, *excinfo: Unused) -> None: ...

stdlib/distutils/util.pyi

@@ -1,4 +1,4 @@
-from _typeshed import StrPath
+from _typeshed import StrPath, Unused
 from collections.abc import Callable, Container, Iterable, Mapping
 from typing import Any
 from typing_extensions import Literal
@@ -25,10 +25,7 @@ def byte_compile(
 ) -> None: ...
 def rfc822_escape(header: str) -> str: ...
 def run_2to3(
-    files: Iterable[str],
-    fixer_names: Iterable[str] | None = ...,
-    options: Mapping[str, Any] | None = ...,
-    explicit: Container[str] | None = ...,  # unused
+    files: Iterable[str], fixer_names: Iterable[str] | None = ..., options: Mapping[str, Any] | None = ..., explicit: Unused = ...
 ) -> None: ...
 def copydir_run_2to3(
     src: StrPath,

stdlib/enum.pyi

@@ -1,6 +1,6 @@
 import sys
 import types
-from _typeshed import Self, SupportsKeysAndGetItem
+from _typeshed import Self, SupportsKeysAndGetItem, Unused
 from abc import ABCMeta
 from builtins import property as _builtins_property
 from collections.abc import Iterable, Iterator, Mapping
@@ -177,7 +177,7 @@ class Enum(metaclass=EnumMeta):
     def __new__(cls: type[Self], value: object) -> Self: ...
     def __dir__(self) -> list[str]: ...
     def __format__(self, format_spec: str) -> str: ...
-    def __reduce_ex__(self, proto: object) -> tuple[Any, ...]: ...
+    def __reduce_ex__(self, proto: Unused) -> tuple[Any, ...]: ...
 
 if sys.version_info >= (3, 11):
     class ReprEnum(Enum): ...

stdlib/mmap.pyi

@@ -1,5 +1,5 @@
 import sys
-from _typeshed import ReadableBuffer, Self
+from _typeshed import ReadableBuffer, Self, Unused
 from collections.abc import Iterable, Iterator, Sized
 from typing import NoReturn, overload
 
@@ -74,7 +74,7 @@ class mmap(Iterable[int], Sized):
     # so we claim that there is also an __iter__ to help type checkers.
     def __iter__(self) -> Iterator[int]: ...
     def __enter__(self: Self) -> Self: ...
-    def __exit__(self, *args: object) -> None: ...
+    def __exit__(self, *args: Unused) -> None: ...
 
 if sys.version_info >= (3, 8) and sys.platform != "win32":
     MADV_NORMAL: int

stdlib/multiprocessing/forkserver.pyi

@@ -1,4 +1,4 @@
-from _typeshed import FileDescriptorLike
+from _typeshed import FileDescriptorLike, Unused
 from collections.abc import Sequence
 from struct import Struct
 from typing import Any
@@ -19,7 +19,7 @@ def main(
     alive_r: FileDescriptorLike,
     preload: Sequence[str],
     main_path: str | None = ...,
-    sys_path: object | None = ...,
+    sys_path: Unused = ...,
 ) -> None: ...
 def read_signed(fd: int) -> Any: ...
 def write_signed(fd: int, n: int) -> None: ...

stdlib/multiprocessing/reduction.pyi

@@ -1,6 +1,6 @@
 import pickle
 import sys
-from _typeshed import HasFileno, SupportsWrite
+from _typeshed import HasFileno, SupportsWrite, Unused
 from abc import ABCMeta
 from builtins import type as Type  # alias to avoid name clash
 from collections.abc import Callable
@@ -54,8 +54,7 @@ else:
         ACKNOWLEDGE: Literal[False]
 
     def recvfds(sock: socket, size: int) -> list[int]: ...
-    # destination_pid is unused
-    def send_handle(conn: HasFileno, handle: int, destination_pid: object) -> None: ...
+    def send_handle(conn: HasFileno, handle: int, destination_pid: Unused) -> None: ...
     def recv_handle(conn: HasFileno) -> int: ...
     def sendfds(sock: socket, fds: list[int]) -> None: ...
     def DupFd(fd: int) -> Any: ...  # Return type is really hard to get right
@@ -92,5 +91,4 @@ class AbstractReducer(metaclass=ABCMeta):
         sendfds = _sendfds
         recvfds = _recvfds
         DupFd = _DupFd
-    # *args are unused
-    def __init__(self, *args: object) -> None: ...
+    def __init__(self, *args: Unused) -> None: ...

stdlib/multiprocessing/util.pyi

@@ -1,5 +1,5 @@
 import threading
-from _typeshed import Incomplete, ReadableBuffer, SupportsTrunc
+from _typeshed import Incomplete, ReadableBuffer, SupportsTrunc, Unused
 from collections.abc import Callable, Iterable, Mapping, MutableMapping, Sequence
 from logging import Logger, _Level as _LoggingLevel
 from typing import Any, SupportsInt
@@ -56,7 +56,7 @@ class Finalize:
     ) -> None: ...
     def __call__(
         self,
-        wr: object = ...,
+        wr: Unused = ...,
         _finalizer_registry: MutableMapping[Incomplete, Incomplete] = ...,
         sub_debug: Callable[..., object] = ...,
         getpid: Callable[[], int] = ...,
@@ -70,7 +70,7 @@ class ForkAwareThreadLock:
     acquire: Callable[[bool, float], bool]
     release: Callable[[], None]
     def __enter__(self) -> bool: ...
-    def __exit__(self, *args: object) -> None: ...
+    def __exit__(self, *args: Unused) -> None: ...
 
 class ForkAwareLocal(threading.local): ...
 

stdlib/nntplib.pyi

@@ -2,7 +2,7 @@ import datetime
 import socket
 import ssl
 import sys
-from _typeshed import Self
+from _typeshed import Self, Unused
 from builtins import list as _list  # conflicts with a method named "list"
 from collections.abc import Iterable
 from typing import IO, Any, NamedTuple
@@ -73,7 +73,7 @@ class NNTP:
         timeout: float = ...,
     ) -> None: ...
     def __enter__(self: Self) -> Self: ...
-    def __exit__(self, *args: object) -> None: ...
+    def __exit__(self, *args: Unused) -> None: ...
     def getwelcome(self) -> str: ...
     def getcapabilities(self) -> dict[str, _list[str]]: ...
     def set_debuglevel(self, level: int) -> None: ...

stdlib/os/__init__.pyi

@@ -15,6 +15,7 @@ from _typeshed import (
     StrOrBytesPath,
     StrPath,
     SupportsLenAndGetItem,
+    Unused,
     WriteableBuffer,
     structseq,
 )
@@ -730,7 +731,7 @@ def rmdir(path: StrOrBytesPath, *, dir_fd: int | None = ...) -> None: ...
 
 class _ScandirIterator(Iterator[DirEntry[AnyStr]], AbstractContextManager[_ScandirIterator[AnyStr]]):
     def __next__(self) -> DirEntry[AnyStr]: ...
-    def __exit__(self, *args: object) -> None: ...
+    def __exit__(self, *args: Unused) -> None: ...
     def close(self) -> None: ...
 
 @overload
@@ -997,7 +998,7 @@ if sys.version_info >= (3, 8):
             def __init__(self, path: str | None, cookie: _T, remove_dll_directory: Callable[[_T], object]) -> None: ...
             def close(self) -> None: ...
             def __enter__(self: Self) -> Self: ...
-            def __exit__(self, *args: object) -> None: ...
+            def __exit__(self, *args: Unused) -> None: ...
 
         def add_dll_directory(path: str) -> _AddedDllDirectory: ...
     if sys.platform == "linux":

stdlib/pydoc.pyi

@@ -26,7 +26,7 @@ def replace(text: AnyStr, *pairs: AnyStr) -> AnyStr: ...
 def cram(text: str, maxlen: int) -> str: ...
 def stripid(text: str) -> str: ...
 def allmethods(cl: type) -> MutableMapping[str, MethodType]: ...
-def visiblename(name: str, all: Container[str] | None = ..., obj: object | None = ...) -> bool: ...
+def visiblename(name: str, all: Container[str] | None = ..., obj: object = ...) -> bool: ...
 def classify_class_attrs(object: object) -> list[tuple[str, str, type, str]]: ...
 def ispackage(path: str) -> bool: ...
 def source_synopsis(file: IO[AnyStr]) -> AnyStr | None: ...

stdlib/runpy.pyi

@@ -1,4 +1,4 @@
-from _typeshed import Self
+from _typeshed import Self, Unused
 from types import ModuleType
 from typing import Any
 
@@ -9,13 +9,13 @@ class _TempModule:
     module: ModuleType
     def __init__(self, mod_name: str) -> None: ...
     def __enter__(self: Self) -> Self: ...
-    def __exit__(self, *args: object) -> None: ...
+    def __exit__(self, *args: Unused) -> None: ...
 
 class _ModifiedArgv0:
     value: Any
     def __init__(self, value: Any) -> None: ...
     def __enter__(self) -> None: ...
-    def __exit__(self, *args: object) -> None: ...
+    def __exit__(self, *args: Unused) -> None: ...
 
 def run_module(
     mod_name: str, init_globals: dict[str, Any] | None = ..., run_name: str | None = ..., alter_sys: bool = ...