def get_all_completed_items(self, **kwargs):
        params = {'token': self.token}
        params.update(kwargs)
        return self._get('get_all_completed_items', params=params)
Test thet preApplication and postApplication methods are
dataset/ETHPy150Open Doist/todoist-python/todoist/api.py/TodoistAPI.get_all_completed_items--crossover with--dataset/ETHPy150Open twisted/twisted/twisted/test/test_twistd.py/ApplicationRunnerTests.test_preAndPostApplication