def run_once(self):
        self.on_new_data()
        if time.time() > self._expire_ts:
            self._handle_timeout()
:return: the most appropriate label for the given featureset.
dataset/ETHPy150Open facebook/fbtftp/fbtftp/base_handler.py/BaseHandler.run_once--crossover with--dataset/ETHPy150Open nltk/nltk/nltk/classify/api.py/ClassifierI.classify