class AddToBasketFormMixin:
    """
    This mixin does not really add anything to the basket form, but inlike the
    AddToBasketFormMixin for ocyan, it does not have OPTION_FIELD_FACTORIES
    defined. That is because it would hide OPTION_FIELD_FACTORIES from the
    original oscar AddToBasketForm, which contains the correct factories.
    """

    class Media:
        js = ()
        css = {}
