from validator.rules_src import Rule


class {0}(Rule):
    """
    >>> True{0} = {0}()
    >>> True{0}(...)
    True

    >>> False{0} = {0}()
    >>> False{0}(...)
    False
    """

    def __init__(self):
        pass

    def __call__(self, arg):
        pass

    def __from_str__(self):
        pass
