def sync(self, *args, **kwargs):
        raise NotImplementedError
Returns the last part of the dunder key
dataset/ETHPy150Open kuri65536/python-for-android/python-modules/twisted/twisted/persisted/journal/base.py/Journal.sync--crossover with--dataset/ETHPy150Open naiquevin/lookupy/lookupy/dunderkey.py/dunder_last