Yeah, it's one of those "Once you're used to writing doc strings, you have no reason to ever use anything else" but if you don't use them, it can be prohibitively laborious to move whatever alternative you're using over to "PEP-compliant".

(lots of fun dunder functions in Python that make metaprogramming a lot easier, but someone needs to tell you about)

Fluent Python covers a bunch of this stuff.