code: def __init__(self, num_threads):
      assert num_threads >= 1
      self.task_queue = Queue.Queue()
      self.result_queues = dict()
      self.num_threads = num_threads
      for _idx in range(self.num_threads):
          thread = WorkerThread(self.task_queue)
          thread.daemon = True
          thread.start()
  
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 to create a new ThreadPool object from inherited base classes: object with example: obj = ThreadPool(num_threads)