code: def main(args):
      """
      Validates the submission.
      """
      print_in_box("Validating submission " + args.submission_filename)
      random.seed()
      temp_dir = args.temp_dir
      delete_temp_dir = False
      if not temp_dir:
          temp_dir = tempfile.mkdtemp()
          logging.info("Created temporary directory: %s", temp_dir)
          delete_temp_dir = True
      validator = submission_validator_lib.SubmissionValidator(
          temp_dir, args.use_gpu
      )
      if validator.validate_submission(
          args.submission_filename, args.submission_type
      ):
          print_in_box("Submission is VALID!")
      else:
          print_in_box(
              "Submission is INVALID, see log messages for details"
          )
      if delete_temp_dir:
          logging.info("Deleting temporary directory: %s", temp_dir)
          subprocess.call(["rm", "-rf", temp_dir])
  
file_path: cleverhans/cleverhans_v3.1.0/examples/nips17_adversarial_competition/dev_toolkit/validation_tool/validate_submission.py
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import argparse
  import logging
  import random
  import subprocess
  import tempfile
  import submission_validator_lib
label_desc: Use image node_id 2 for calling a global function with example usage: main(args) without return types