sum of integers in list python code example

Example 1: how to sum all the numbers in a list in python

# to sum all the numbers we use python's sum() function
a = [4,5,89,5,33,2244,56]
a_total = sum(a)

Example 2: Sum items in a list with ints and strings in python

def sum_mix(arr):
    sumIntStr = sum(map(int, arr))
    return sumIntStr
sum_mix(['5', '0', 9, 3, 2, 1, '9', 6, 7])