def __init__(self, *args, **kwargs):
    self.user = kwargs.pop('user')
    self.listing = kwargs.pop('listing')
    super(PromoForm, self).__init__(*args, **kwargs)
def __init__(self, *args, **kwargs):
    self.user = kwargs.pop('user')
    self.listing = kwargs.pop('listing')
    super(PromoForm, self).__init__(*args, **kwargs)