code: def setup_module():
      test_utils.torchserve_cleanup()
      create_example_mar()
  
      os.makedirs(
          MODELSTORE_DIR, exist_ok=True
      )  # Create modelstore directory
      copy(DCGAN_MAR_FILE, MODELSTORE_DIR)  # Copy *.mar to modelstore
  
      test_utils.start_torchserve(model_store=MODELSTORE_DIR)
      pass
  
file_path: serve/test/pytest/test_example_dcgan.py
imports: import os
  import subprocess
  import requests
  import test_utils
  from shutil import copy
  from PIL import Image
  from io import BytesIO
label_desc: Use image node_id 1 for calling a global function with example usage: setup_module() without return types