Python sum() function

Python sum() function

The sum() function in python sums start and the items of an iterable from left to right and returns the total. 

Syntax

Parameter

iterable: This parameter represents the sequence to sum.

start: It is optional parameter that represents a value that is added to the return value

Return

This function returns the sum of all items in an iterable.

Example 1

Output

Example 2

Output