[sebst]

This is a cool one. I once stumbled upon bargeparse and have used it several times. And, you're right: argparse can cause some pain ;)

I've taken the liberty to post your project to my Python news aggregator over here[1].

[1] https://news.python.sc/item/0d111c5d-0eff-41d5-8d5c-ecb18301...