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: / proc / 3023067 / root / opt / saltstack / salt / lib / python3.10 / site-packages / python_discovery /

Filename : _compat.py

back

"""Platform compatibility utilities for Python discovery."""

from __future__ import annotations

import functools
import logging
import pathlib
import tempfile
from typing import Final

_LOGGER: Final[logging.Logger] = logging.getLogger(__name__)


@functools.lru_cache(maxsize=1)
def fs_is_case_sensitive() -> bool:
    with tempfile.NamedTemporaryFile(prefix="TmP") as tmp_file:
        result = not pathlib.Path(tmp_file.name.lower()).exists()
    _LOGGER.debug("filesystem is %scase-sensitive", "" if result else "not ")
    return result


def fs_path_id(path: str) -> str:
    return path.casefold() if not fs_is_case_sensitive() else path


__all__ = [
    "fs_is_case_sensitive",
    "fs_path_id",
]