File size: 1,230 Bytes
b6068b4 |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 |
"""
A platform independent file lock that supports the with-statement.
.. autodata:: filelock.__version__
:no-value:
"""
from __future__ import annotations
import sys
import warnings
from typing import TYPE_CHECKING
from ._api import AcquireReturnProxy, BaseFileLock
from ._error import Timeout
from ._soft import SoftFileLock
from ._unix import UnixFileLock, has_fcntl
from ._windows import WindowsFileLock
from .version import version
#: version of the project as a string
__version__: str = version
if sys.platform == "win32": # pragma: win32 cover
_FileLock: type[BaseFileLock] = WindowsFileLock
else: # pragma: win32 no cover
if has_fcntl: # noqa: PLR5501
_FileLock: type[BaseFileLock] = UnixFileLock
else:
_FileLock = SoftFileLock
if warnings is not None:
warnings.warn("only soft file lock is available", stacklevel=2)
if TYPE_CHECKING: # noqa: SIM108
FileLock = SoftFileLock
else:
#: Alias for the lock, which should be used for the current platform.
FileLock = _FileLock
__all__ = [
"__version__",
"FileLock",
"SoftFileLock",
"Timeout",
"UnixFileLock",
"WindowsFileLock",
"BaseFileLock",
"AcquireReturnProxy",
]
|