code: def _load_weird_container(container_name):
      
      # First must populate "get persisted container" list
      old_container_loading.load_all_containers_from_disk()
      # Load container from old json file
      container = old_container_loading.get_persisted_container(
          container_name)
      # Rotate coordinates to fit the new deck map
      rotated_container = database_migration.rotate_container_for_alpha(
          container)
      # Save to the new database
      database.save_new_container(rotated_container, container_name)
      return container
docs: Load a container from persisted containers, whatever that is