[web2py] Private message module

Does any module exist in web2py that I can use so that authenticated users in my application might be able to send Private Messages to each other.

[web2py] Help in web2py shell

I have create a database 'new' for one of my applicaiton. And also added some tables and records to it via the administrative interface. I can see it on mysql client. But when i start the web2py shell on my terminal and do this : db = DAL('mysql://user:passw...@localhost/new') and do >> print db.t