code: def spawn_managed_host(config_file, manager, connect_on_start=True):
      
  
      data = manager.request_host_status(config_file)
  
      is_running = data['started']
  
      # Managed hosts run as persistent processes, so it may already be running
      if is_running:
          host_status = json.loads(data['host']['output'])
          logfile = data['host']['logfile']
      else:
          data = manager.start_host(config_file)
          host_status = json.loads(data['output'])
          logfile = data['logfile']
  
      host = JSHost(
          status=host_status,
          logfile=logfile,
          config_file=config_file,
          manager=manager
      )
  
      if not is_running and settings.VERBOSITY >= verbosity.PROCESS_START:
          print('Started {}'.format(host.get_name()))
  
      if connect_on_start:
          host.connect()
  
      return host
docs: Spawns a managed host, if it is not already running