text: import pathlib
  from typing import Dict
  
  from flaxlight.introducer.introducer import Introducer
  from flaxlight.introducer.introducer_api import IntroducerAPI
  from flaxlight.server.outbound_message import NodeType
  from flaxlight.server.start_service import run_service
  from flaxlight.util.config import load_config_cli
  from flaxlight.util.default_root import DEFAULT_ROOT_PATH
  
  # See: https://bugs.python.org/issue29288
  "".encode("idna")
  
  SERVICE_NAME = "introducer"
  
  
  def service_kwargs_for_introducer(
      root_path: pathlib.Path,
      config: Dict,
  ) -> Dict:
      introducer = Introducer(config["max_peers_to_send"], config["recent_peer_threshold"])
      node__api = IntroducerAPI(introducer)
      network_id = config["selected_network"]
      kwargs = dict(
          root_path=root_path,
          node=introducer,
          peer_api=node__api,
          node_type=NodeType.INTRODUCER,
          advertised_port=config["port"],
          service_name=SERVICE_NAME,
          server_listen_ports=[config["port"]],
          network_id=network_id,
      )
      return kwargs
  
  
  def main() -> None:
      config = load_config_cli(DEFAULT_ROOT_PATH, "config.yaml", SERVICE_NAME)
      kwargs = service_kwargs_for_introducer(DEFAULT_ROOT_PATH, config)
      return run_service(**kwargs)
  
  
  if __name__ == "__main__":
      main()
  