code: def launch_server():
      ''' Add commands for testing, etc.. '''
      parser = argparse.ArgumentParser(
          description='Launch psiTurk experiment webserver process on the\
          host/port defined in config.txt.'
      )
  
      # Optional flags
      parser.add_argument(
          '-v', '--version', help='Print version number.', action="store_true"
      )
      args = parser.parse_args()
  
      # If requested version just print and quite
      if args.version:
          print version_number
      else:
          import psiturk.experiment_server as es
          es.launch(f launch_server():
      ''' Add commands for testing, etc.. '''
      parser = argparse.ArgumentParser(
          description='Launch psiTurk experiment webserver process on the\
          host/port defined in config.txt.'
      )
  
      # Optional flags
      parser.add_argument(
          '-v', '--version', help='Print version number.', action="store_true"
      )
      args = parser.parse_args()
  
      # If requested version just print and quite
      if args.version:
          print version_number
      else:
          import psiturk.experiment_server as es
          es.launch()
docs: Add commands for testing, etc..