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6e596e9609
* Decimal does not support __round__, and its __abs__ returns Decimal. * Fix contextmanager signature too.
54 lines
1.9 KiB
Python
54 lines
1.9 KiB
Python
# Stubs for contextlib
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from typing import (
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Any, Callable, Generator, IO, Iterator, Optional, Type,
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Generic, TypeVar,
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)
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from types import TracebackType
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import sys
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_T = TypeVar('_T')
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_ExitFunc = Callable[[Optional[Type[BaseException]],
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Optional[Exception],
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Optional[TracebackType]], bool]
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_CM_EF = TypeVar('_CM_EF', ContextManager, _ExitFunc)
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# TODO already in PEP, have to get added to mypy
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class ContextManager(Generic[_T]):
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def __enter__(self) -> _T: ...
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def __exit__(self, exc_type: Optional[Type[BaseException]],
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exc_val: Optional[Exception],
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exc_tb: Optional[TracebackType]) -> bool: ...
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def contextmanager(func: Callable[..., Iterator[_T]]) -> Callable[..., ContextManager[_T]]: ...
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if sys.version_info < (3,):
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def nested(*mgr: ContextManager[Any]) -> ContextManager[None]: ...
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class closing(Generic[_T], ContextManager[_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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class redirect_stdout(ContextManager[None]):
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def __init__(self, new_target: 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: 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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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[..., None],
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*args: Any, **kwds: Any) -> Callable[..., None]: ...
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def pop_all(self) -> ExitStack: ...
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def close(self) -> None: ...
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