I've released 0.6.0 of https://github.com/ktdreyer/txkoji
This version includes a read-through cache to translate user IDs and
tag IDs to names. Koji's messagebus plugin publishes many messages
referring to user IDs and tag IDs, and it's helpful for long-running
processes to cache the names of these values in order to avoid hitting
the Koji hub for each ID-to-name translation.
This version also populates many more attributes on the Task class,
like .arch, .tag, .package, etc. by parsing the task methods' unique