Area_Perimeter11

from abc import ABC, abstractmethod
class Shape(ABC): #superclass  also Shape class is inheriting from ABC module
    @abstractmethod #decorator,it makes the methods below them abstract
    def area():pass

    @abstractmethod #decorator   and we dont want the user to create an instance of shape class
    def perimeter(self):pass


class Square(Shape):#subclass
    def __init__(self, side):
        self.__side = side
    def area(self):
        return self._side * self._side
    def perimeter(self):
        return self._side *4

shape = Square(5)
print(shape.area)
print(shape.perimeter)
OUTPUTS:
<bound method Square.area of <__main__.Square object at 0x00000183E34E6108>>
<bound method Square.perimeter of <__main__.Square object at 0x00000183E34E6108>>