code: def vector_norm(vec: carla.Vector3D) -> float:
      """Returns the norm/magnitude (a scalar) of the given 3D vector."""
      return math.sqrt(vec.x**2 + vec.y**2 + vec.z**2)
  
imports: import os
  import cv2
  import math
  import random
  import numpy
  import carla
  import pygame
  import threading
  import datetime
  from typing import Union
  from tensorforce.agents import Agent
label_desc: Use image node_id 22 for calling a global function with example usage: vector_norm(vec) and returns: math