def _pop_contextual_action_view(self):
        self._stack_cont_action_view.pop()
        self.clear_widgets()
        if self._stack_cont_action_view == []:
            super(ActionBar, self).add_widget(self.action_view)
        else:
            super(ActionBar, self).add_widget(self._stack_cont_action_view[-1])
Remove the current ContextualActionView and display either the
dataset/ETHPy150Open kivy/kivy/kivy/uix/actionbar.py/ActionBar._pop_contextual_action_view