python3-fissix 21.6.6-3 (ppc64el binary) in ubuntu oracular

 Fissix is a backport of lib2to3, a CST (concrete syntax tree)
 implementation, that supports various features and grammars that are
 more up-to-date than the latest upstream CPython version. It is the
 parser that Bowler uses to make safe, large scale code modifications
 and smart refactoring. It supports source written in both Python 2
 and 3.
 .
 This package installs the library for Python 3.