tcp port 80 redirector in python for windows 7

I want to redirect the port 80 traffic to port 3128 for win开发者_运维问答dows 7 , i want to write it in python.

I am relatively new to this....could you guys help ..by giving me some pointers regarding from where to start.

Thanks.

http://code.activestate.com/recipes/483730/ or http://code.activestate.com/recipes/114642/ might be good places to start