def test_execute_io_error(self):
        ret = {'error': 'Command  is not supported (yet)', 'retval': False}
        self.assertEqual(augeas_cfg.execute(None, None, [" "]), ret)
get_values() -> []        
dataset/ETHPy150Open saltstack/salt/tests/unit/modules/augeas_cfg_test.py/AugeasCfgTestCase.test_execute_io_error--crossover with--dataset/ETHPy150Open VisTrails/VisTrails/vistrails/gui/modules/paramexplore.py/QUserFunctionEditor.get_values