code: def main(unused_argv):
      """Gathers input, submits job and enables TensorBoard."""
      args = get_input()
  
      build_image(args)
      print("Docker image built")
  
      push_image(args)
      print("Image pushed to Google Cloud Registry")
  
      submit_job(args)
      print("Job submitted to AI Platform")
  
      enable_tensorboard(args)
      print("Tensorboard enabled")
  
      upload_logs(args)
      print("Logs uploaded to TensorBoard.dev")
  
imports: import datetime
  import os
  import subprocess
  from absl import app
  from absl import flags
  from google.cloud import storage
label_desc: Use image node_id 15 for calling a global function with example usage: main(unused_argv) without return types