code: def error(msg):
      print("Error: " + msg)
      exit(1)
  
imports: import os
  import sys
  import glob
  import argparse
  import threading
  import six.moves.queue
  import traceback
  import numpy
  import tensorflow
  import PIL.Image
  import dnnlib.tflib
  from training import dataset
label_desc: Use image node_id 1 for calling a global function with example usage: error(msg) without return types