I have also used this ability to make a dsl with https://noseofyeti.readthedocs.io https://noseofyeti.readthedocs.io (rspec style "describe", "it" for writing p

I have also used this ability to make a dsl with https://noseofyeti.readthedocs.io https://noseofyeti.readthedocs.io (rspec style "describe", "it" for writing python tests). It's a cool technique, but quite a lot of effort and can break a bunch of tooling (getting my codec to work with black for example was... fun)