This package provides key tagging and invalidation by tag features.
It provides the RedisKeyTagging class which extends the Redis class from
redis-py, so it can be switched seamlessly.
set(): The new optional keyword argumenttags, which must be a list of string, can be used to associate the key being set to each of those tags.
delete_keys_by_tag(): Delete all keys associated with the given tag.
$ py.test