Normalized the name order of arguments. There's no actual bug here, other than...

    A metaclass to normalize arguments give to the get_db_prep_* and db_type

    methods on fields.

    """

    def __new__(cls, names, bases, attrs):

        new_cls = super(LegacyConnection, cls).__new__(cls, names, bases, attrs)

    def __new__(cls, name, bases, attrs):

        new_cls = super(LegacyConnection, cls).__new__(cls, name, bases, attrs)

        for attr in ('db_type', 'get_db_prep_save'):

            setattr(new_cls, attr, call_with_connection(getattr(new_cls, attr)))

        for attr in ('get_db_prep_lookup', 'get_db_prep_value'):

    A metaclass for custom Field subclasses. This ensures the model's attribute

    has the descriptor protocol attached to it.

    """

    def __new__(cls, base, name, attrs):

        new_class = super(SubfieldBase, cls).__new__(cls, base, name, attrs)

    def __new__(cls, name, bases, attrs):

        new_class = super(SubfieldBase, cls).__new__(cls, name, bases, attrs)

        new_class.contribute_to_class = make_contrib(

            new_class, attrs.get('contribute_to_class')

        )