def save(self, filename):
        with open(filename, 'wb') as f:
            _pickle.dump(self, f, _pickle.HIGHEST_PROTOCOL)
:param auth: A tweepy AuthHandler.
dataset/ETHPy150Open CoAxLab/DeBaCl/debacl/level_set_tree.py/LevelSetTree.save--crossover with--dataset/ETHPy150Open foundit/Piped/doc/tutorials/twitter/4_processor/twitter_tutorial/provider.py/TwitterStreamListener.__init__