progress indicator in a mod_python script

[Larry Bates]

Rajarshi wrote:
> Hi, I have a web application built using mod_python.Currently it
> behaves like a standard CGI - gets data from a form, performs a query
> on a backend database and presents a HTML page.
> 
> However the query can sometimes take a bit of time and I'd like to
> show the user some form of indeterminate progress indicator (spinning
> dashes etc). My searching seems to indicate that this is based on some
> form of asynchronous calls (AJAX) and I'm not sure how I can achieve
> this effect in my mod_python app.
> 
> Any pointers to achieve this would be very appreciated.
> 
> Thanks,
> 
If you want "real" progress than you must do it with some asynchronous
communications via XMLRPC or sockets.  You can "simulate" progress by
doing a little client-side javascript and include a progressive GIF.
There are a bunch of them available here:

http://www.ajaxload.info/

-Larry