def visit_INTERVAL(self, type_):
        if type_.precision is not None:
            return type_.precision % "INTERVAL(%d)"
        else:
            return "INTERVAL"
dataset/ETHPy150Open RoseOu/flasky/venv/lib/python2.7/site-packages/sqlalchemy/dialects/postgresql/base.py/PGTypeCompiler.visit_INTERVAL/swapped operands of `%`