Related projects and technology
- A lot of work in this field!
- WebWare for Python.
- Java: servlets and JSPs
I'm actually running a 24/7 website on my own Snakelets server: 
ProMozilla (sorry, Dutch only). Real-life features and stability are quite allright! The site is hosted by Python-hosting.com, because they allow you to build and run your own server software.
Snakelets web applications
Frog - a web log
a Web Logging application. See the project page for more info.
FileMgr - a web based file manager
a Web based file manager. See the project page for more info.
You might also be interested in another project by myself: Pyro 
- Python remote objects (RPC/IPC).