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89d3a55f1a
A few comments between imports were removed or moved to the top of the import block, due to behavioral differences between black and isort. See psf/black#251 for details. In two instances @overloads at the top of the file needed to be moved due to psf/black#1490.
110 lines
4.7 KiB
Python
110 lines
4.7 KiB
Python
# ContextManager aliased here for backwards compatibility; TODO eventually remove this
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from typing import (
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Any, Callable, Generator, IO, Iterable, Iterator, Optional, Type,
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Generic, TypeVar, overload
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)
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from types import TracebackType
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import sys
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from typing import ContextManager as ContextManager
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if sys.version_info >= (3, 5):
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from typing import AsyncContextManager, AsyncIterator
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if sys.version_info >= (3, 6):
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from typing import ContextManager as AbstractContextManager
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if sys.version_info >= (3, 7):
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from typing import AsyncContextManager as AbstractAsyncContextManager
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_T = TypeVar('_T')
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_F = TypeVar('_F', bound=Callable[..., Any])
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_ExitFunc = Callable[[Optional[Type[BaseException]],
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Optional[BaseException],
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Optional[TracebackType]], bool]
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_CM_EF = TypeVar('_CM_EF', ContextManager[Any], _ExitFunc)
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if sys.version_info >= (3, 2):
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class _GeneratorContextManager(ContextManager[_T], Generic[_T]):
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def __call__(self, func: _F) -> _F: ...
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def contextmanager(func: Callable[..., Iterator[_T]]) -> Callable[..., _GeneratorContextManager[_T]]: ...
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else:
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class GeneratorContextManager(ContextManager[_T], Generic[_T]):
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def __call__(self, func: _F) -> _F: ...
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def contextmanager(func: Callable[..., Iterator[_T]]) -> Callable[..., ContextManager[_T]]: ...
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if sys.version_info >= (3, 7):
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def asynccontextmanager(func: Callable[..., AsyncIterator[_T]]) -> Callable[..., AsyncContextManager[_T]]: ...
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if sys.version_info < (3,):
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def nested(*mgr: ContextManager[Any]) -> ContextManager[Iterable[Any]]: ...
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class closing(ContextManager[_T], Generic[_T]):
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def __init__(self, thing: _T) -> None: ...
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if sys.version_info >= (3, 4):
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class suppress(ContextManager[None]):
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def __init__(self, *exceptions: Type[BaseException]) -> None: ...
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def __exit__(self, exctype: Optional[Type[BaseException]],
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excinst: Optional[BaseException],
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exctb: Optional[TracebackType]) -> bool: ...
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class redirect_stdout(ContextManager[None]):
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def __init__(self, new_target: Optional[IO[str]]) -> None: ...
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if sys.version_info >= (3, 5):
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class redirect_stderr(ContextManager[None]):
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def __init__(self, new_target: Optional[IO[str]]) -> None: ...
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if sys.version_info >= (3,):
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class ContextDecorator:
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def __call__(self, func: Callable[..., None]) -> Callable[..., ContextManager[None]]: ...
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_U = TypeVar('_U', bound=ExitStack)
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class ExitStack(ContextManager[ExitStack]):
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def __init__(self) -> None: ...
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def enter_context(self, cm: ContextManager[_T]) -> _T: ...
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def push(self, exit: _CM_EF) -> _CM_EF: ...
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def callback(self, callback: Callable[..., Any],
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*args: Any, **kwds: Any) -> Callable[..., Any]: ...
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def pop_all(self: _U) -> _U: ...
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def close(self) -> None: ...
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def __enter__(self: _U) -> _U: ...
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def __exit__(self, __exc_type: Optional[Type[BaseException]],
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__exc_value: Optional[BaseException],
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__traceback: Optional[TracebackType]) -> bool: ...
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if sys.version_info >= (3, 7):
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from typing import Awaitable
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_S = TypeVar('_S', bound=AsyncExitStack)
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_ExitCoroFunc = Callable[[Optional[Type[BaseException]],
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Optional[BaseException],
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Optional[TracebackType]], Awaitable[bool]]
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_CallbackCoroFunc = Callable[..., Awaitable[Any]]
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_ACM_EF = TypeVar('_ACM_EF', AsyncContextManager[Any], _ExitCoroFunc)
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class AsyncExitStack(AsyncContextManager[AsyncExitStack]):
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def __init__(self) -> None: ...
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def enter_context(self, cm: ContextManager[_T]) -> _T: ...
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def enter_async_context(self, cm: AsyncContextManager[_T]) -> Awaitable[_T]: ...
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def push(self, exit: _CM_EF) -> _CM_EF: ...
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def push_async_exit(self, exit: _ACM_EF) -> _ACM_EF: ...
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def callback(self, callback: Callable[..., Any],
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*args: Any, **kwds: Any) -> Callable[..., Any]: ...
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def push_async_callback(self, callback: _CallbackCoroFunc,
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*args: Any, **kwds: Any) -> _CallbackCoroFunc: ...
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def pop_all(self: _S) -> _S: ...
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def aclose(self) -> Awaitable[None]: ...
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def __aenter__(self: _S) -> Awaitable[_S]: ...
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def __aexit__(self, __exc_type: Optional[Type[BaseException]],
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__exc_value: Optional[BaseException],
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__traceback: Optional[TracebackType]) -> Awaitable[bool]: ...
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if sys.version_info >= (3, 7):
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@overload
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def nullcontext(enter_result: _T) -> ContextManager[_T]: ...
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@overload
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def nullcontext() -> ContextManager[None]: ...
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