docs: def random_path(instance, filename):
      """ Random path generator for uploads, specify this for upload_to= argument of FileFields
      """
      # Split the uuid into two parts so that we won't run into subdirectory count limits. First part has 3 hex chars,
      #  thus 4k possible values.
      uuid_hex = get_uuid()
      return os.path.join(uuid_hex[:3], uuid_hex[3:], filename)