Дополнение списка Python
>>> list = [1,2,3,4]
>>> tot = 0
>>> for i in list:
... tot = tot + i
...
>>> tot
10
Arrogant Ape
>>> list = [1,2,3,4]
>>> tot = 0
>>> for i in list:
... tot = tot + i
...
>>> tot
10>>> list = [1,2,3,4]
>>> sum(list)
10
>>> l = ['a',1,'f',3.2,4]
>>> sum([i for i in l if isinstance(i, int) or isinstance(i, float)])
8.2
>>> from operator import add
>>> list( map(add, list1, list2) )
[5, 7, 9]