> doesnt sum first construct the list then sum it? > def com(lst): > return sum(x for x in lst)
You construct a generator over an existing list in your code. Try sum([x for x in lst]) to see the effect of additional list construction. And while you're at it, try the simple sum(lst). Cheers, - harold - -- http://mail.python.org/mailman/listinfo/python-list
