def settings(self):
        return self._settings
Ensure that None is returned when the exception Queue is empty.
dataset/ETHPy150Open binhex/moviegrabber/lib/site-packages/Cheetah/SettingsManager.py/SettingsManager.settings--crossover with--dataset/ETHPy150Open sigmavirus24/requests-toolbelt/tests/threaded/test_pool.py/TestPool.test_get_exception_returns_none_when_queue_is_empty