codekingpro/portable-devtools

1import os2import sys3from typing import TYPE_CHECKING4 5__all__ = ("_Quoter", "_Unquoter")6 7 8NO_EXTENSIONS = bool(os.environ.get("YARL_NO_EXTENSIONS"))  # type: bool9if sys.implementation.name != "cpython":10    NO_EXTENSIONS = True11 12 13if TYPE_CHECKING or NO_EXTENSIONS:14    from ._quoting_py import _Quoter, _Unquoter15else:16    try:17        from ._quoting_c import _Quoter, _Unquoter18    except ImportError:  # pragma: no cover19        from ._quoting_py import _Quoter, _Unquoter  # type: ignore[assignment]20