如何构建能够在Python中进行热代码交换的Twisted服务器？

I've developed a set of audio streaming server, all of them are using Twisted, and they are in Python, of course. They work, but a problem keeps troubling me, when I found some bugs there in the running server, or I want add something into the server, I need to stop them and start. Unlike HTTP servers, it's okay to restart them whenever, but not okay with audio streaming servers. Once I restart my streaming server, it means my users will encounter a disconnection. I've developed a set of audio streaming server,