Excel Report Generator
I disencourage the use of this patch , a much better solution would be the use of: ReportPluginPatch with ExcelReportPlugin, that's the same software, but much less tighly coupled, more modular and extendable.
It's a patch that adds a new output format for reports, the excel report. It uses pyExcelerator, and it's based on the patch submited by some anonymous here: http://trac.edgewall.org/ticket/2669#comment:27
If you have any issues, create a new ticket.
Download the zipped source from here.
You make a report, and want to share it with yout client for some reason, an useful format for the client to write down his own comments could be .xls, that could be