all perfect squares up to n

1def perfect_squares(minimum, maximum) :  
2  	# get first number  
3    number = ceil(sqrt(minimum));  
4  
5    # get fisrt number's square
6    n2 = number * number;  
7  
8    # get next 
9    number = (number * 2) + 1;  
10   
11    while ((n2 >= minimum and n2 <= maximum)) : 
12  
13        # print perfect square 
14        print(n2, end= " ");  
15  
16        # find next perfect square 
17        n2 = n2 + number;  
18  
19        # next odd number to be added
20        number += 2;