Element-wise addition of 2 lists?

Question

I have now:

list1 = [1, 2, 3]
list2 = [4, 5, 6]

I wish to have:

[1, 2, 3]
 +  +  +         


        

Answer 1

Use map with lambda function:

>>> map(lambda x, y: x + y, list1, list2)
[5, 7, 9]