def shutdown(self):
        self.__serving = False
        self.__is_shut_down.wait()
Convert a single ``spacy.Doc`` into CoNLL-U format, and save it to disk.
dataset/ETHPy150Open AppScale/appscale/AppServer/lib/httplib2/httplib2/test/miniserver.py/ShutdownServer.shutdown--crossover with--dataset/ETHPy150Open chartbeat-labs/textacy/textacy/fileio/write.py/write_conll