Method to_callable

lantz/processors.py:292–301

(cls, obj)

    @classmethod
    def to_callable(cls, obj):
        if isinstance(obj, dict):
            obj = cls.__reversed_cache.setdefault(id(obj),
                                                  {value: key for key, value
                                                   in obj.items()})
            return get_mapping(obj)
        if isinstance(obj, set):
            return check_membership(obj)
        raise TypeError('ReverseMapProcessor argument must be a dict or a callable, '
                        'not {}'.format(obj))


class RangeProcessor(Processor):