Write a Python program to calculate the sum of three given numbers, if the values are equal then return thrice of their sum

def sum_thrice(x, y, z):
    sum = x + y + z
 
    if x == y == z:
     sum = sum * 3
    return sum
print(sum_thrice(1, 2, 3))
print(sum_thrice(3, 3, 3))     

Output:

6                                                                                                             
27