Would DiskCache work for you? Runs via SQLite memory or persisted file database. Thread safe, has various expiration controls, etc. https://grantjenks.com/docs

Would DiskCache work for you? Runs via SQLite memory or persisted file database. Thread safe, has various expiration controls, etc. https://grantjenks.com/docs/diskcache/tutorial.html https://grantjenks.com/docs/diskcache/tutorial.html