Or, if you'd rather stay out of Callback Hell, you could go with the alternate approach of not using Twisted. Personally, I'm a fan of Eventlet: http://eventle

Or, if you'd rather stay out of Callback Hell, you could go with the alternate approach of not using Twisted. Personally, I'm a fan of Eventlet: http://eventlet.net/doc/ http://eventlet.net/doc/ I also hear good things about Gevent, which is similar, though not nearly as well-documented. Or just use vanilla Python; sometimes it's all you need.