Yep, Alan's suggestion is what I use too. See https://groups.google.com/d/topic/web2py/qjTF3_wHlWQ/discussion for some more details on how I do it
- [web2py] How to add link for downloading CSV file with specifyi... thstart
- [web2py] Re: How to add link for downloading CSV file with... Alan Etkin
- [web2py] Re: How to add link for downloading CSV file with... Brian M