#A practical example of inheritance-------

class shape:

def __init__(self,dim1,dim2):

self.dim1 = dim1

self.dim2 = dim2

def area(self):

print("I am area method of shape class : ")

class Triangle(shape):

def area(self):

area = 0.5 * self.dim1 * self.dim2

print("I am area method of Triangle class : ",area)

class Rectangle(shape):

def area(self):

area = self.dim1 * self.dim2

print("I am area method of Rectangle class : ",area)

class Addiction(shape):

def area(self):

area = self.dim1 * self.dim2

print("Addiction : ",area)

t1 = Triangle(10,20)

t1.area()

t2 = Rectangle(10,20)

t2.area()

t3 = Addiction(100,200)

t3.area()

#A practical example of inheritance-------

class shape:

def __init__(self,dim1,dim2):

self.dim1 = dim1

self.dim2 = dim2

def area(self):

print("It is a Shape class : ")

class Triangle(shape):

def area(self):

area = 0.5 * self.dim1 * self.dim2

print("Area of Triangle : ",area)

class Rectangle(shape):

def area(self):

area = self.dim1 * self.dim2

print("Area of Rectangle : ",area)

class Addiction(shape):

def area(self):

area = self.dim1 + self.dim2

print("Addiction : ",area)

class Subtrauction(shape):

def area(self):

area = self.dim1 - self.dim2

print("Subtruction : ",area)

class Multification(shape):

def area(self):

area = self.dim1 * self.dim2

print("Multification : ",area)

class Division(shape):

def area(self):

area = self.dim1 / self.dim2

print("Division : ",area)

t1 = Triangle(10,20)

t1.area()

r1 = Rectangle(10,20)

r1.area()

add1 = Addiction(100,200)

add1.area()

sub = Subtrauction(200,100)

sub.area()

mul = Multification(10,10)

mul.area()

div = Division(200,10)

div.area()