code: def main():
      parser = argparse.ArgumentParser(
          description=__doc__[:-135],
          formatter_class=argparse.RawTextHelpFormatter,
      )
      parser.add_argument(
          "--maxsize",
          help="How many jobs (=chunks of N documents) to keep 'pre-fetched' in a queue (default: %(default)s)",
          type=int,
          default=MAX_JOBS_QUEUE,
      )
      parser.add_argument(
          "--host",
          help="Nameserver hostname (default: %(default)s)",
          default=None,
      )
      parser.add_argument(
          "--port",
          help="Nameserver port (default: %(default)s)",
          default=None,
          type=int,
      )
      parser.add_argument(
          "--no-broadcast",
          help="Disable broadcast (default: %(default)s)",
          action="store_const",
          default=True,
          const=False,
      )
      parser.add_argument(
          "--hmac",
          help="Nameserver hmac key (default: %(default)s)",
          default=None,
      )
      parser.add_argument(
          "-v",
          "--verbose",
          help="Verbose flag",
          action="store_const",
          dest="loglevel",
          const=logging.INFO,
          default=logging.WARNING,
      )
      args = parser.parse_args()
  
      logging.basicConfig(
          format="%(asctime)s : %(levelname)s : %(message)s",
          level=args.loglevel,
      )
      logger.info("running %s", " ".join(sys.argv))
  
      ns_conf = {
          "broadcast": args.no_broadcast,
          "host": args.host,
          "port": args.port,
          "hmac_key": args.hmac,
      }
      utils.pyro_daemon(
          LDA_DISPATCHER_PREFIX,
          Dispatcher(maxsize=args.maxsize, ns_conf=ns_conf),
          ns_conf=ns_conf,
      )
      logger.info("finished running %s", " ".join(sys.argv))
  
imports: import argparse
  import os
  import sys
  import logging
  import threading
  import time
  from queue import Queue
  import Pyro4
  from gensim import utils
  from gensim.models.lda_worker import LDA_WORKER_PREFIX
label_desc: Use image node_id 1 for calling a global function with example usage: main() without return types