class Square():

    def __init__(self, num1 = 2):

        self.num1 = num1
    
    def squares(self):

        num1_square = square1.num1**2

        print(num1_square)

class Number():

    def __init__(self):

        num1 = 2

        print(num1)

square1 = Square()

number1 = Number()

number1
