49 lines
1.2 KiB
Python
49 lines
1.2 KiB
Python
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"""
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A platform independent file lock that supports the with-statement.
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.. autodata:: filelock.__version__
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:no-value:
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"""
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from __future__ import annotations
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import sys
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import warnings
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from ._api import AcquireReturnProxy, BaseFileLock
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from ._error import Timeout
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from ._soft import SoftFileLock
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from ._unix import UnixFileLock, has_fcntl
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from ._windows import WindowsFileLock
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from .version import version
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#: version of the project as a string
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__version__: str = version
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if sys.platform == "win32": # pragma: win32 cover
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_FileLock: type[BaseFileLock] = WindowsFileLock
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else: # pragma: win32 no cover
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if has_fcntl:
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_FileLock: type[BaseFileLock] = UnixFileLock
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else:
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_FileLock = SoftFileLock
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if warnings is not None:
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warnings.warn("only soft file lock is available")
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#: Alias for the lock, which should be used for the current platform. On Windows, this is an alias for
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# :class:`WindowsFileLock`, on Unix for :class:`UnixFileLock` and otherwise for :class:`SoftFileLock`.
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FileLock: type[BaseFileLock] = _FileLock
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__all__ = [
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"__version__",
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"FileLock",
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"SoftFileLock",
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"Timeout",
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"UnixFileLock",
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"WindowsFileLock",
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"BaseFileLock",
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"AcquireReturnProxy",
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]
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