code: def main(args):
      """
      Main method.
      """
      client = carla.Client(args.carla_host, args.carla_port)
      client.set_timeout(2.0)
  
      try:
          world = client.get_world()
          vehicle_blueprints = world.get_blueprint_library().filter(
              "vehicle.*"
          )
  
          transform = world.get_map().get_spawn_points()[0]
  
          vtypes = []
          for blueprint in vehicle_blueprints:
              logging.info("processing vtype for %s", blueprint.id)
              vehicle = world.spawn_actor(blueprint, transform)
  
              vtype = generate_vtype(vehicle)
              if vtype:
                  vtypes.append(vtype)
              else:
                  logging.error(
                      "type id %s could no be mapped to any vtype",
                      vehicle.type_id,
                  )
  
              vehicle.destroy()
  
          write_vtype_xml(args.output_file, vtypes)
  
      finally:
          logging.info("done")
  
file_path: carla/Co-Simulation/Sumo/util/create_sumo_vtypes.py
imports: import argparse
  import glob
  import datetime
  import json
  import logging
  import os
  import sys
  import lxml.etree
  import carla
label_desc: Use image node_id 3 for calling a global function with example usage: main(args) without return types