https://www.pyston.org/
https://github.com/pyston/pyston

https://github.com/pyston/pyston/tree/pyston_main/pyston/pyston_lite

whatsnew
2022
https://www.opennet.ru/opennews/art.shtml?num=57320
2020
https://www.opennet.ru/opennews/art.shtml?num=53987