def test_multiple_instance_error(self):
        try:
            self.AppClass()
        except __HOLE__:
            pass
        except Exception as e:
            raise e
        else:
            raise AssertionError("Test failed")
dataset/ETHPy150Open amol-mandhane/htmlPy/tests/base_gui_basics.py/BaseGUIBasics.test_multiple_instance_error