Unrelated to the main story, those damnable f-strings are awful. For goodness' sake, don't put code into your format strings, you maniacs!
But don't take my word for it: http://www.stringtemplate.org/about.html
But don't take my word for it: http://www.stringtemplate.org/about.html
(Don't pay too much attention to me: I still haven't adopted the .format() method! Heh.)
Very nice project sir!