@util.dependencies("sqlalchemy.sql.functions.func")
    def next_value(self, func):
        return func.next_value(self, bind=self.bind)
Return a :class:`.next_value` function element
dataset/ETHPy150Open RoseOu/flasky/venv/lib/python2.7/site-packages/sqlalchemy/sql/schema.py/Sequence.next_value