Summing a 2D list

Mark markjturner at
Thu Jun 12 16:34:13 CEST 2008

John, it's a QuerySet coming from a database in Django. I don't know
enough about the structure of this object to go into detail I'm

Aidan, I got an error trying your suggestion: 'zip argument #2 must
support iteration', I don't know what this means!

Thanks to all who have answered! Sorry I'm not being very specific!

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