I'm going to echo what someone else mentioned and suggest diving into the Django source. I think it's a really well done, well organized code base. They are alw

I'm going to echo what someone else mentioned and suggest diving into the Django source. I think it's a really well done, well organized code base. They are always in need of contributors for various issues, maybe you could investigate a bug or two. Anyway, this is what was recommended to me when I wanted to "level up" my Python experience, and I think I learned a lot by doing it.