code: def run_bump(args):
      
      commit_id = args.commit_id
      image = args.image
      branch = args.branch
  
      try:
          print(version_bump(image, branch, commit_id))
      except DockerTagNamingException, de:
          print(de)
          sys.exit(1)
docs: Handle the bump subcommand
      :param args: Parsed command line arguments
      :return: None, output is written to console