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- import os
- import sys
- __all__ = ("_Quoter", "_Unquoter")
- NO_EXTENSIONS = bool(os.environ.get("YARL_NO_EXTENSIONS")) # type: bool
- if sys.implementation.name != "cpython":
- NO_EXTENSIONS = True
- if not NO_EXTENSIONS: # pragma: no branch
- try:
- from ._quoting_c import _Quoter, _Unquoter # type: ignore[misc]
- except ImportError: # pragma: no cover
- from ._quoting_py import _Quoter, _Unquoter # type: ignore[misc]
- else:
- from ._quoting_py import _Quoter, _Unquoter # type: ignore[misc]
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