Write a python function to check whether the number is a Magic number or not

Solution

 def isMagic(n): 
    sum = 0
    
    while (n > 0 or sum > 9): 
        if (n == 0): 
            n = sum; 
            sum = 0; 
        sum = sum + n % 10; 
        n = int(n / 10); 
        
    return True if (sum == 1) else False;