Waxeye: Language-Agnostic Parser Generator
waxeye-org.github.iohttp://waxeye.org/manual.html#_using_waxeye_from_python
> Waxeye’s Python runtime has been tested with Python version 2.5.1 and is intended to work with 2.x.x versions of Python.
Hmm, so this is quite old then...!