You might be interested in what we're building at Kurtosis: you define your app in a deterministic subset of Python, and then we do the magic to change only wha

You might be interested in what we're building at Kurtosis: you define your app in a deterministic subset of Python, and then we do the magic to change only what's necessary on subsequent runs (what we call "idempotent runs"). It also supports parameterization. Setting up an N-node Cassandra cluster: https://docs.kurtosis.com/how-to-parameterize-cassandra#instantiate-a-3-node-cassandra-cluster https://docs.kurtosis.com/how-to-parameterize-cassandra#inst... Idempotent runs documentation: https://docs.kurtosis.com/concepts-reference/idempotent-runs https://docs.kurtosis.com/concepts-reference/idempotent-runs