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import queue
import sys
from collections.abc import Callable, Iterable, Mapping, Set as AbstractSet
from threading import Lock, Semaphore, Thread
from types import GenericAlias
from typing import Any, Generic, Protocol, TypeVar, overload, type_check_only
from typing_extensions import Self, TypeAlias, TypeVarTuple, Unpack
from weakref import ref
from ._base import BrokenExecutor, Executor, Future
_Ts = TypeVarTuple("_Ts")
_threads_queues: Mapping[Any, Any]
_shutdown: bool
_global_shutdown_lock: Lock
def _python_exit() -> None: ...
_S = TypeVar("_S")
_Task: TypeAlias = tuple[Callable[..., Any], tuple[Any, ...], dict[str, Any]]
_C = TypeVar("_C", bound=Callable[..., object])
_KT = TypeVar("_KT", bound=str)
_VT = TypeVar("_VT")
@type_check_only
class _ResolveTaskFunc(Protocol):
def __call__(
self, func: _C, args: tuple[Unpack[_Ts]], kwargs: dict[_KT, _VT]
) -> tuple[_C, tuple[Unpack[_Ts]], dict[_KT, _VT]]: ...
if sys.version_info >= (3, 14):
class WorkerContext:
@overload
@classmethod
def prepare(
cls, initializer: Callable[[Unpack[_Ts]], object], initargs: tuple[Unpack[_Ts]]
) -> tuple[Callable[[], Self], _ResolveTaskFunc]: ...
@overload
@classmethod
def prepare(
cls, initializer: Callable[[], object], initargs: tuple[()]
) -> tuple[Callable[[], Self], _ResolveTaskFunc]: ...
@overload
def __init__(self, initializer: Callable[[Unpack[_Ts]], object], initargs: tuple[Unpack[_Ts]]) -> None: ...
@overload
def __init__(self, initializer: Callable[[], object], initargs: tuple[()]) -> None: ...
def initialize(self) -> None: ...
def finalize(self) -> None: ...
def run(self, task: _Task) -> None: ...
if sys.version_info >= (3, 14):
class _WorkItem(Generic[_S]):
future: Future[Any]
task: _Task
def __init__(self, future: Future[Any], task: _Task) -> None: ...
def run(self, ctx: WorkerContext) -> None: ...
def __class_getitem__(cls, item: Any, /) -> GenericAlias: ...
def _worker(executor_reference: ref[Any], ctx: WorkerContext, work_queue: queue.SimpleQueue[Any]) -> None: ...
else:
class _WorkItem(Generic[_S]):
future: Future[_S]
fn: Callable[..., _S]
args: Iterable[Any]
kwargs: Mapping[str, Any]
def __init__(self, future: Future[_S], fn: Callable[..., _S], args: Iterable[Any], kwargs: Mapping[str, Any]) -> None: ...
def run(self) -> None: ...
def __class_getitem__(cls, item: Any, /) -> GenericAlias: ...
def _worker(
executor_reference: ref[Any],
work_queue: queue.SimpleQueue[Any],
initializer: Callable[[Unpack[_Ts]], object],
initargs: tuple[Unpack[_Ts]],
) -> None: ...
class BrokenThreadPool(BrokenExecutor): ...
class ThreadPoolExecutor(Executor):
if sys.version_info >= (3, 14):
BROKEN: type[BrokenThreadPool]
_max_workers: int
_idle_semaphore: Semaphore
_threads: AbstractSet[Thread]
_broken: bool
_shutdown: bool
_shutdown_lock: Lock
_thread_name_prefix: str | None
if sys.version_info >= (3, 14):
_create_worker_context: Callable[[], WorkerContext]
_resolve_work_item_task: _ResolveTaskFunc
else:
_initializer: Callable[..., None] | None
_initargs: tuple[Any, ...]
_work_queue: queue.SimpleQueue[_WorkItem[Any]]
if sys.version_info >= (3, 14):
@overload
@classmethod
def prepare_context(
cls, initializer: Callable[[], object], initargs: tuple[()]
) -> tuple[Callable[[], WorkerContext], _ResolveTaskFunc]: ...
@overload
@classmethod
def prepare_context(
cls, initializer: Callable[[Unpack[_Ts]], object], initargs: tuple[Unpack[_Ts]]
) -> tuple[Callable[[], WorkerContext], _ResolveTaskFunc]: ...
@overload
def __init__(
self,
max_workers: int | None = None,
thread_name_prefix: str = "",
initializer: Callable[[], object] | None = None,
initargs: tuple[()] = (),
) -> None: ...
@overload
def __init__(
self,
max_workers: int | None = None,
thread_name_prefix: str = "",
*,
initializer: Callable[[Unpack[_Ts]], object],
initargs: tuple[Unpack[_Ts]],
) -> None: ...
@overload
def __init__(
self,
max_workers: int | None,
thread_name_prefix: str,
initializer: Callable[[Unpack[_Ts]], object],
initargs: tuple[Unpack[_Ts]],
) -> None: ...
def _adjust_thread_count(self) -> None: ...
def _initializer_failed(self) -> None: ...
|
