The Powers That Be have, best I can tell, always opposed opening this platform to general discussions.. Like, e.g, here:
So, ya, Python Help is it. I get my needs to “just talk” met by private mailing lists. On Discourse, the DM system can be used for private conversations among people selected in advance. People can leave such a group as they please. Really quite a nice way to carry on discussion with limited appeal, with limited groups. But they’re not publicly visible.