In my experience, if performance is an absolute need, there are plenty of other frameworks out there. Apache Flink and Apache Apex come to mind, even though the

In my experience, if performance is an absolute need, there are plenty of other frameworks out there. Apache Flink and Apache Apex come to mind, even though they are JVM. Whats interesting about the Python angle is I've noticed there are data science teams who would want to manage streams in production, however there tends to be a heavy dependency on python and its ecosystem (numpy, scipy, tensorflow).