python · JelleZijlstra · Apr 1, 2023 · Apr 1, 2023 · Sep 26, 2022 · Oct 29, 2022
diff --git a/mypy/typeshed/stdlib/_compression.pyi b/mypy/typeshed/stdlib/_compression.pyi
@@ -17,7 +17,7 @@ class DecompressReader(RawIOBase):
         self,
         fp: _Reader,
         decomp_factory: Callable[..., object],
-        trailing_error: type[Exception] | tuple[type[Exception], ...] = ...,
+        trailing_error: type[Exception] | tuple[type[Exception], ...] = (),
         **decomp_args: Any,
     ) -> None: ...
     def readinto(self, b: WriteableBuffer) -> int: ...

diff --git a/mypy/typeshed/stdlib/_dummy_thread.pyi b/mypy/typeshed/stdlib/_dummy_thread.pyi
@@ -7,7 +7,7 @@ __all__ = ["error", "start_new_thread", "exit", "get_ident", "allocate_lock", "i
 TIMEOUT_MAX: int
 error = RuntimeError
 
-def start_new_thread(function: Callable[..., object], args: tuple[Any, ...], kwargs: dict[str, Any] = ...) -> None: ...
+def start_new_thread(function: Callable[..., object], args: tuple[Any, ...], kwargs: dict[str, Any] = {}) -> None: ...
 def exit() -> NoReturn: ...
 def get_ident() -> int: ...
 def allocate_lock() -> LockType: ...

diff --git a/mypy/typeshed/stdlib/_dummy_threading.pyi b/mypy/typeshed/stdlib/_dummy_threading.pyi
@@ -62,7 +62,7 @@ class Thread:
         group: None = None,
         target: Callable[..., object] | None = None,
         name: str | None = None,
-        args: Iterable[Any] = ...,
+        args: Iterable[Any] = (),
         kwargs: Mapping[str, Any] | None = None,
         *,
         daemon: bool | None = None,

diff --git a/mypy/typeshed/stdlib/_sitebuiltins.pyi b/mypy/typeshed/stdlib/_sitebuiltins.pyi
@@ -10,7 +10,7 @@ class Quitter:
 
 class _Printer:
     MAXLINES: ClassVar[Literal[23]]
-    def __init__(self, name: str, data: str, files: Iterable[str] = ..., dirs: Iterable[str] = ...) -> None: ...
+    def __init__(self, name: str, data: str, files: Iterable[str] = (), dirs: Iterable[str] = ()) -> None: ...
     def __call__(self) -> None: ...
 
 class _Helper:

diff --git a/mypy/typeshed/stdlib/_winapi.pyi b/mypy/typeshed/stdlib/_winapi.pyi
@@ -54,7 +54,10 @@ if sys.platform == "win32":
     HIGH_PRIORITY_CLASS: Literal[0x80]
     INFINITE: Literal[0xFFFFFFFF]
     if sys.version_info >= (3, 8):
-        INVALID_HANDLE_VALUE: Literal[0xFFFFFFFFFFFFFFFF]
+        # Ignore the flake8 error -- flake8-pyi assumes
+        # most numbers this long will be implementation details,
+        # but here we can see that it's a power of 2
+        INVALID_HANDLE_VALUE: Literal[0xFFFFFFFFFFFFFFFF]  # noqa: Y054
     IDLE_PRIORITY_CLASS: Literal[0x40]
     NORMAL_PRIORITY_CLASS: Literal[0x20]
     REALTIME_PRIORITY_CLASS: Literal[0x100]

diff --git a/mypy/typeshed/stdlib/argparse.pyi b/mypy/typeshed/stdlib/argparse.pyi
@@ -135,7 +135,7 @@ class ArgumentParser(_AttributeHolder, _ActionsContainer):
             usage: str | None = None,
             description: str | None = None,
             epilog: str | None = None,
-            parents: Sequence[ArgumentParser] = ...,
+            parents: Sequence[ArgumentParser] = [],
             formatter_class: _FormatterClass = ...,
             prefix_chars: str = "-",
             fromfile_prefix_chars: str | None = None,
@@ -152,7 +152,7 @@ class ArgumentParser(_AttributeHolder, _ActionsContainer):
             usage: str | None = None,
             description: str | None = None,
             epilog: str | None = None,
-            parents: Sequence[ArgumentParser] = ...,
+            parents: Sequence[ArgumentParser] = [],
             formatter_class: _FormatterClass = ...,
             prefix_chars: str = "-",
             fromfile_prefix_chars: str | None = None,

diff --git a/mypy/typeshed/stdlib/asyncio/windows_utils.pyi b/mypy/typeshed/stdlib/asyncio/windows_utils.pyi
@@ -15,7 +15,7 @@ if sys.platform == "win32":
     BUFSIZE: Literal[8192]
     PIPE = subprocess.PIPE
     STDOUT = subprocess.STDOUT
-    def pipe(*, duplex: bool = False, overlapped: tuple[bool, bool] = ..., bufsize: int = 8192) -> tuple[int, int]: ...
+    def pipe(*, duplex: bool = False, overlapped: tuple[bool, bool] = (True, True), bufsize: int = 8192) -> tuple[int, int]: ...
 
     class PipeHandle:
         def __init__(self, handle: int) -> None: ...

diff --git a/mypy/typeshed/stdlib/builtins.pyi b/mypy/typeshed/stdlib/builtins.pyi
@@ -1747,7 +1747,7 @@ def __import__(
     name: str,
     globals: Mapping[str, object] | None = None,
     locals: Mapping[str, object] | None = None,
-    fromlist: Sequence[str] = ...,
+    fromlist: Sequence[str] = (),
     level: int = 0,
 ) -> types.ModuleType: ...
 def __build_class__(__func: Callable[[], _Cell | Any], __name: str, *bases: Any, metaclass: Any = ..., **kwds: Any) -> Any: ...

diff --git a/mypy/typeshed/stdlib/concurrent/futures/process.pyi b/mypy/typeshed/stdlib/concurrent/futures/process.pyi
@@ -153,9 +153,9 @@ def _chain_from_iterable_of_lists(iterable: Iterable[MutableSequence[Any]]) -> A
 class BrokenProcessPool(BrokenExecutor): ...
 
 class ProcessPoolExecutor(Executor):
-    _mp_context: BaseContext | None = ...
-    _initializer: Callable[..., None] | None = ...
-    _initargs: tuple[Any, ...] = ...
+    _mp_context: BaseContext | None
+    _initializer: Callable[..., None] | None
+    _initargs: tuple[Any, ...]
     _executor_manager_thread: _ThreadWakeup
     _processes: MutableMapping[int, Process]
     _shutdown_thread: bool
@@ -174,7 +174,7 @@ class ProcessPoolExecutor(Executor):
             max_workers: int | None = None,
             mp_context: BaseContext | None = None,
             initializer: Callable[..., object] | None = None,
-            initargs: tuple[Any, ...] = ...,
+            initargs: tuple[Any, ...] = (),
             *,
             max_tasks_per_child: int | None = None,
         ) -> None: ...
@@ -184,7 +184,7 @@ class ProcessPoolExecutor(Executor):
             max_workers: int | None = None,
             mp_context: BaseContext | None = None,
             initializer: Callable[..., object] | None = None,
-            initargs: tuple[Any, ...] = ...,
+            initargs: tuple[Any, ...] = (),
         ) -> None: ...
     if sys.version_info >= (3, 9):
         def _start_executor_manager_thread(self) -> None: ...

diff --git a/mypy/typeshed/stdlib/concurrent/futures/thread.pyi b/mypy/typeshed/stdlib/concurrent/futures/thread.pyi
@@ -44,16 +44,16 @@ class ThreadPoolExecutor(Executor):
     _broken: bool
     _shutdown: bool
     _shutdown_lock: Lock
-    _thread_name_prefix: str | None = ...
-    _initializer: Callable[..., None] | None = ...
-    _initargs: tuple[Any, ...] = ...
+    _thread_name_prefix: str | None
+    _initializer: Callable[..., None] | None
+    _initargs: tuple[Any, ...]
     _work_queue: queue.SimpleQueue[_WorkItem[Any]]
     def __init__(
         self,
         max_workers: int | None = None,
         thread_name_prefix: str = "",
         initializer: Callable[..., object] | None = None,
-        initargs: tuple[Any, ...] = ...,
+        initargs: tuple[Any, ...] = (),
     ) -> None: ...
     def _adjust_thread_count(self) -> None: ...
     def _initializer_failed(self) -> None: ...
diff --git a/mypy/typeshed/stdlib/configparser.pyi b/mypy/typeshed/stdlib/configparser.pyi
@@ -69,8 +69,8 @@ class RawConfigParser(_Parser):
         dict_type: type[Mapping[str, str]] = ...,
         *,
         allow_no_value: Literal[True],
-        delimiters: Sequence[str] = ...,
-        comment_prefixes: Sequence[str] = ...,
+        delimiters: Sequence[str] = ("=", ":"),
+        comment_prefixes: Sequence[str] = ("#", ";"),
         inline_comment_prefixes: Sequence[str] | None = None,
         strict: bool = True,
         empty_lines_in_values: bool = True,
@@ -85,8 +85,8 @@ class RawConfigParser(_Parser):
         dict_type: type[Mapping[str, str]],
         allow_no_value: Literal[True],
         *,
-        delimiters: Sequence[str] = ...,
-        comment_prefixes: Sequence[str] = ...,
+        delimiters: Sequence[str] = ("=", ":"),
+        comment_prefixes: Sequence[str] = ("#", ";"),
         inline_comment_prefixes: Sequence[str] | None = None,
         strict: bool = True,
         empty_lines_in_values: bool = True,
@@ -101,8 +101,8 @@ class RawConfigParser(_Parser):
         dict_type: type[Mapping[str, str]] = ...,
         allow_no_value: bool = False,
         *,
-        delimiters: Sequence[str] = ...,
-        comment_prefixes: Sequence[str] = ...,
+        delimiters: Sequence[str] = ("=", ":"),
+        comment_prefixes: Sequence[str] = ("#", ";"),
         inline_comment_prefixes: Sequence[str] | None = None,
         strict: bool = True,
         empty_lines_in_values: bool = True,

diff --git a/mypy/typeshed/stdlib/copy.pyi b/mypy/typeshed/stdlib/copy.pyi
@@ -8,7 +8,7 @@ _T = TypeVar("_T")
 PyStringMap: Any
 
 # Note: memo and _nil are internal kwargs.
-def deepcopy(x: _T, memo: dict[int, Any] | None = None, _nil: Any = ...) -> _T: ...
+def deepcopy(x: _T, memo: dict[int, Any] | None = None, _nil: Any = []) -> _T: ...
 def copy(x: _T) -> _T: ...
 
 class Error(Exception): ...

diff --git a/mypy/typeshed/stdlib/dataclasses.pyi b/mypy/typeshed/stdlib/dataclasses.pyi
@@ -252,7 +252,7 @@ if sys.version_info >= (3, 11):
         cls_name: str,
         fields: Iterable[str | tuple[str, type] | tuple[str, type, Any]],
         *,
-        bases: tuple[type, ...] = ...,
+        bases: tuple[type, ...] = (),
         namespace: dict[str, Any] | None = None,
         init: bool = True,
         repr: bool = True,
@@ -271,7 +271,7 @@ elif sys.version_info >= (3, 10):
         cls_name: str,
         fields: Iterable[str | tuple[str, type] | tuple[str, type, Any]],
         *,
-        bases: tuple[type, ...] = ...,
+        bases: tuple[type, ...] = (),
         namespace: dict[str, Any] | None = None,
         init: bool = True,
         repr: bool = True,
@@ -289,7 +289,7 @@ else:
         cls_name: str,
         fields: Iterable[str | tuple[str, type] | tuple[str, type, Any]],
         *,
-        bases: tuple[type, ...] = ...,
+        bases: tuple[type, ...] = (),
         namespace: dict[str, Any] | None = None,
         init: bool = True,
         repr: bool = True,

diff --git a/mypy/typeshed/stdlib/datetime.pyi b/mypy/typeshed/stdlib/datetime.pyi
@@ -2,7 +2,7 @@ import sys
 from abc import abstractmethod
 from time import struct_time
 from typing import ClassVar, NamedTuple, NoReturn, TypeVar, overload
-from typing_extensions import Literal, Self, TypeAlias, final
+from typing_extensions import Literal, Self, SupportsIndex, TypeAlias, final
 
 if sys.version_info >= (3, 11):
     __all__ = ("date", "datetime", "time", "timedelta", "timezone", "tzinfo", "MINYEAR", "MAXYEAR", "UTC")
@@ -49,7 +49,7 @@ class date:
     min: ClassVar[date]
     max: ClassVar[date]
     resolution: ClassVar[timedelta]
-    def __new__(cls, year: int, month: int, day: int) -> Self: ...
+    def __new__(cls, year: SupportsIndex, month: SupportsIndex, day: SupportsIndex) -> Self: ...
     @classmethod
     def fromtimestamp(cls, __timestamp: float) -> Self: ...
     @classmethod
@@ -81,7 +81,7 @@ class date:
     def isoformat(self) -> str: ...
     def timetuple(self) -> struct_time: ...
     def toordinal(self) -> int: ...
-    def replace(self, year: int = ..., month: int = ..., day: int = ...) -> Self: ...
+    def replace(self, year: SupportsIndex = ..., month: SupportsIndex = ..., day: SupportsIndex = ...) -> Self: ...
     def __le__(self, __value: date) -> bool: ...
     def __lt__(self, __value: date) -> bool: ...
     def __ge__(self, __value: date) -> bool: ...
@@ -119,10 +119,10 @@ class time:
     resolution: ClassVar[timedelta]
     def __new__(
         cls,
-        hour: int = ...,
-        minute: int = ...,
-        second: int = ...,
-        microsecond: int = ...,
+        hour: SupportsIndex = ...,
+        minute: SupportsIndex = ...,
+        second: SupportsIndex = ...,
+        microsecond: SupportsIndex = ...,
         tzinfo: _TzInfo | None = ...,
         *,
         fold: int = ...,
@@ -160,10 +160,10 @@ class time:
     def dst(self) -> timedelta | None: ...
     def replace(
         self,
-        hour: int = ...,
-        minute: int = ...,
-        second: int = ...,
-        microsecond: int = ...,
+        hour: SupportsIndex = ...,
+        minute: SupportsIndex = ...,
+        second: SupportsIndex = ...,
+        microsecond: SupportsIndex = ...,
         tzinfo: _TzInfo | None = ...,
         *,
         fold: int = ...,
@@ -223,13 +223,13 @@ class datetime(date):
     max: ClassVar[datetime]
     def __new__(
         cls,
-        year: int,
-        month: int,
-        day: int,
-        hour: int = ...,
-        minute: int = ...,
-        second: int = ...,
-        microsecond: int = ...,
+        year: SupportsIndex,
+        month: SupportsIndex,
+        day: SupportsIndex,
+        hour: SupportsIndex = ...,
+        minute: SupportsIndex = ...,
+        second: SupportsIndex = ...,
+        microsecond: SupportsIndex = ...,
         tzinfo: _TzInfo | None = ...,
         *,
         fold: int = ...,
@@ -280,13 +280,13 @@ class datetime(date):
     def timetz(self) -> _Time: ...
     def replace(
         self,
-        year: int = ...,
-        month: int = ...,
-        day: int = ...,
-        hour: int = ...,
-        minute: int = ...,
-        second: int = ...,
-        microsecond: int = ...,
+        year: SupportsIndex = ...,
+        month: SupportsIndex = ...,
+        day: SupportsIndex = ...,
+        hour: SupportsIndex = ...,
+        minute: SupportsIndex = ...,
+        second: SupportsIndex = ...,
+        microsecond: SupportsIndex = ...,
         tzinfo: _TzInfo | None = ...,
         *,
         fold: int = ...,

diff --git a/mypy/typeshed/stdlib/dis.pyi b/mypy/typeshed/stdlib/dis.pyi
@@ -39,10 +39,10 @@ _HaveCodeType: TypeAlias = types.MethodType | types.FunctionType | types.CodeTyp
 
 if sys.version_info >= (3, 11):
     class Positions(NamedTuple):
-        lineno: int | None = ...
-        end_lineno: int | None = ...
-        col_offset: int | None = ...
-        end_col_offset: int | None = ...
+        lineno: int | None = None
+        end_lineno: int | None = None
+        col_offset: int | None = None
+        end_col_offset: int | None = None
 
 if sys.version_info >= (3, 11):
     class Instruction(NamedTuple):
@@ -54,7 +54,7 @@ if sys.version_info >= (3, 11):
         offset: int
         starts_line: int | None
         is_jump_target: bool
-        positions: Positions | None = ...
+        positions: Positions | None = None
 
 else:
     class Instruction(NamedTuple):

diff --git a/mypy/typeshed/stdlib/distutils/cmd.pyi b/mypy/typeshed/stdlib/distutils/cmd.pyi
@@ -5,6 +5,7 @@ from distutils.dist import Distribution
 from typing import Any
 
 class Command:
+    distribution: Distribution
     sub_commands: list[tuple[str, Callable[[Command], bool] | None]]
     def __init__(self, dist: Distribution) -> None: ...
     @abstractmethod

diff --git a/mypy/typeshed/stdlib/distutils/command/build_ext.pyi b/mypy/typeshed/stdlib/distutils/command/build_ext.pyi
@@ -43,8 +43,8 @@ class build_ext(Command):
     def build_extension(self, ext) -> None: ...
     def swig_sources(self, sources, extension): ...
     def find_swig(self): ...
-    def get_ext_fullpath(self, ext_name): ...
-    def get_ext_fullname(self, ext_name): ...
-    def get_ext_filename(self, ext_name): ...
+    def get_ext_fullpath(self, ext_name: str) -> str: ...
+    def get_ext_fullname(self, ext_name: str) -> str: ...
+    def get_ext_filename(self, ext_name: str) -> str: ...
     def get_export_symbols(self, ext): ...
     def get_libraries(self, ext): ...
diff --git a/mypy/typeshed/stdlib/distutils/command/config.pyi b/mypy/typeshed/stdlib/distutils/command/config.pyi
@@ -74,7 +74,7 @@ class config(Command):
         library_dirs: Sequence[str] | None = None,
         headers: Sequence[str] | None = None,
         include_dirs: Sequence[str] | None = None,
-        other_libraries: list[str] = ...,
+        other_libraries: list[str] = [],
     ) -> bool: ...
     def check_header(
         self, header: str, include_dirs: Sequence[str] | None = None, library_dirs: Sequence[str] | None = None, lang: str = "c"