Noufal Ibrahim wrote: > János Juhász wrote: >> Dear Tutors! >> >> I know a python list is a mutable object. >>>>> array = [1,2,3,4,5] >> So I can modify any item in it. >>>>> for index in range(len(array)): array[index] *= 2 >> ... >>>>> array >> [2, 4, 6, 8, 10] >> >> So I typed this: >>>>> for item in array: item *= 2 >> ... >>>>> array >> [1, 2, 3, 4, 5] > > You usually don't do things like that in python as far as I know. > > You just work on a generated modified list. > > foo = range(1,6) > for i in [x*2 for x in foo]: > do_whatever_you_want_with(i) >
What about : array = [1,2,3,4,5] array = [i * 2 for i in array] _______________________________________________ Tutor maillist - Tutor@python.org http://mail.python.org/mailman/listinfo/tutor
