def saved_card(self, uid):
        return AuthorizeSavedCard(self, uid)
Create a SQL constraint.
dataset/ETHPy150Open drewisme/authorizesauce/authorize/client.py/AuthorizeClient.saved_card--crossover with--dataset/ETHPy150Open RoseOu/flasky/venv/lib/python2.7/site-packages/sqlalchemy/sql/schema.py/Constraint.__init__