Method for_value

pex/enum.py:175–187

(
        cls,  # type: Type[Enum[_V]]
        value,  # type: str
    )

    @classmethod
    def for_value(
        cls,  # type: Type[Enum[_V]]
        value,  # type: str
    ):
        # type: (...) -> _V
        for v in cls.values():
            if v.value == value:
                return v
        raise ValueError(
            "{!r} of type {} must be one of {}".format(
                value, type(value), ", ".join(map(repr, cls.values()))
            )
        )