Erik Max Francis wrote: > Micah Elliott wrote: > >>On Nov 21, David Isaac wrote: >>>What's the good way to produce a cumulative sum? >> >>>>>import operator >>>>>x = 1,2,3 >>>>>reduce(operator.add, x) >> >>6 > > Or just sum(x).
That just gives you the tail end. The OP asked for a cumulative sum; that is, a list with all of the intermediate sums, too. -- Robert Kern [EMAIL PROTECTED] "In the fields of hell where the grass grows high Are the graves of dreams allowed to die." -- Richard Harter -- http://mail.python.org/mailman/listinfo/python-list