All ZooKeeper libraries are compatible with clickhouse-keeper. The most popular and mature is https://kazoo.readthedocs.io/en/latest/. We use it in our integration tests framework (with clickhouse-keeper) a lot.

The same library that you use for ZooKeeper - kazoo.

Note: our stress tests have found a segmentation fault in Python's kazoo library.

We only wanted to test Keeper, but found every bug around it :) Let me find a link.