volume of cylinder

import math

print("lets calculate volume of cylinder with 2 values, ratio and high in cms.")
input1 = input("ratio > ")
input2 = input("high > ")
ratio = float(input1)
high = float(input2)
#pi1 = 3.1416
result = math.pi * ratio * ratio * high
output = str(result)
print("volume of cylinder = " + output + " cms^3")