Hy PyO3!

Lately, I've been messing with Codelist Tools, a Rust library for working with medical codelists. Among other things, it uses PyO3 to provide bindings that enable its use from Python. I had not tried this before. It's fun! It occurred to me that it should also work from Hy, a Lisp dialect for Python. So, I gave it a try…and it does! Running either of these produces