Peak-to-Average Ratio

Problem

Compute the peak-to-average ratio of a load profile: max(load) / mean(load).

Return 0.0 for an empty series or a zero mean.

Hint

A flatter profile has a ratio closer to 1.

case 1

in: [[1,2,3,4]]

expected: 1.6

case 2

in: [[5,5,5]]

expected: 1

case 3

in: [[1,0,0]]

expected: 3

case 4

in: [[0,0]]

expected: 0

Starter codePython

def peak_to_average_ratio(load):
    # Your code here
    pass

4 test cases · run your code against them in the editor