# -*- coding: utf-8 -*-
# This module is part of GitPython and is released under
# the BSD License: http://www.opensource.org/licenses/bsd-license.php

import os
import sys
from typing import Union, Any

if sys.version_info[:2] >= (3, 8):
    from typing import Final, Literal  # noqa: F401
else:
    from typing_extensions import Final, Literal  # noqa: F401


if sys.version_info[:2] < (3, 6):
    # os.PathLike (PEP-519) only got introduced with Python 3.6
    PathLike = str
elif sys.version_info[:2] < (3, 9):
    # Python >= 3.6, < 3.9
    PathLike = Union[str, os.PathLike]
elif sys.version_info[:2] >= (3, 9):
    # os.PathLike only becomes subscriptable from Python 3.9 onwards
    PathLike = Union[str, 'os.PathLike[str]']  # forward ref as pylance complains unless editing with py3.9+

TBD = Any

Lit_config_levels = Literal['system', 'global', 'user', 'repository']