Message 256628 - Python tracker

> The documentation should probably also be updated. It has a list of supported schemes. 

I agree. Gergely, do you want to update your patch?

> I imagine this would have to be taken as a new feature for 3.6+, rather than a bug fix.

Since urlparse can parse wss:// addresses, *but* urljoin can't work with them, I think we can classify this as a bug fix patch.