def test_poolargs(self):

        e = create_engine(
            'postgresql://',
            creator=None,
            pool_recycle=50,
            echo_pool=None,
            module=mock_dbapi,
            _initialize=False,
        )
        assert e.pool._recycle == 50

        # these args work for QueuePool

        e = create_engine(
            'postgresql://',
            max_overflow=8,
            pool_timeout=60,
            poolclass=tsa.pool.QueuePool,
            module=mock_dbapi,
            _initialize=False,
        )

        # but not SingletonThreadPool

        assert_raises(
            TypeError,
            create_engine,
            'sqlite://',
            max_overflow=8,
            pool_timeout=60,
            poolclass=tsa.pool.SingletonThreadPool,
            module=mock_sqlite_dbapi,
            _initialize=False,
        )
test that connection pool args make it thru
dataset/ETHPy150Open zzzeek/sqlalchemy/test/engine/test_parseconnect.py/CreateEngineTest.test_poolargs