Method _find_implementation

pex/interpreter.py:408–422

(
        cls,
        python_tag,  # type: str
        free_threaded,  # type: Optional[bool]
        version,  # type: Tuple[int, int, int]
    )

    @classmethod
    def _find_implementation(
        cls,
        python_tag,  # type: str
        free_threaded,  # type: Optional[bool]
        version,  # type: Tuple[int, int, int]
    ):
        # type: (...) -> InterpreterImplementation.Value
        for implementation in InterpreterImplementation.values():
            if (
                implementation.applies(version)
                and python_tag.startswith(implementation.abbr)
                and (implementation.free_threaded == free_threaded)
            ):
                return implementation
        raise ValueError("Unknown interpreter: {}".format(python_tag))

    def __init__(
        self,