reduce python + code example

Example 1: reduce in python

'''try this'''
from functools import reduce
a = [1,2,3,4]

SUM = reduce(lambda n,n2:n+n2,a)

print(SUM)

Example 2: python reduce()

from functools import reduce
items = [1,2,3,4,5]
sum_all = reduce(lambda x,y: x + y, items)
 
print (sum_all) #15