docs: def get_cache_key(bucket, name, args, kwargs):
      """
      Gets a unique SHA1 cache key for any call to a native tag.
      Use args and kwargs in hash so that the same arguments use the same key
      """
      u = ''.join(map(str, (bucket, name, args, kwargs)))
      return 'native_tags.%s' % sha_constructor(u).hexdigest()