sum up all items of a list in 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 up list python

b = [1,2,3]
a = sum(b)
# 6