def addUnexpectedSuccess(self, test, todo):
        self._unsupported(test, 'unexpected success', todo)
If there aren't any visible items in the submenu, don't bother to show
dataset/ETHPy150Open kuri65536/python-for-android/python-modules/twisted/twisted/trial/unittest.py/PyUnitResultAdapter.addUnexpectedSuccess--crossover with--dataset/ETHPy150Open torchbox/wagtail/wagtail/contrib/modeladmin/menus.py/GroupMenuItem.is_shown