hannoy Transformer #123
Description
At long last, a NN method with python bindings that is disk-backed emerges: https://blog.kerollmops.com/from-trees-to-graphs-speeding-up-vector-search-10x-with-hannoy
Some things to consider:
- There are currently no python docs (that I see)
- Allowing users to specify an on-disk location
- Allowing users to update an existing index