There is also gaoya ( I am the author ), which is also written in Rust and has python bindings. datasketch is great, but it is not performant enough for my use

There is also gaoya ( I am the author ), which is also written in Rust and has python bindings. datasketch is great, but it is not performant enough for my use case. gaoya is used in a production system for large scale clustering https://github.com/serega/gaoya https://github.com/serega/gaoya