Ask HN: PythonHackers.com Valid idea?
pythonhackers.com
pythonhackers.com
Also, you have a couple of typos and grammar errors on the front page. This isn't a big deal, but it detracts from the feel of a serious project. I'm at work, but if I find time later I'll send you a pull request with some corrections.
Why don't you start with a forum template (ready framworks) and if everything goes well, you might try to implement it from scratch and change the design and add more components??
Tuna