test_integration.py 文件源码

def test_select_ipc_pandas(self, con):
        pytest.importorskip("pyarrow")
        with mock.patch.dict('sys.modules', {'pandas': None}):
            with pytest.raises(ImportError) as m:
                con.select_ipc("select * from foo;")

        assert m.match("pandas is required for `select_ipc`")