docs: def finish_bag(dir_bag):
      """
      Closing steps for creating a bag
      :param obj dir_bag:
      :return None:
      """
      logger_bagit.info("enter finish_bag")
      # Create a bag for the 3 files
      new_bag = create_bag(dir_bag)
      open_bag(dir_bag)
      new_bag.save(manifests=True)
      logger_bagit.info("exit finish_bag")
      return