Create C04_p5.py

Author: tron01

C04/C04_p5.py

@@ -0,0 +1,39 @@
+#Create a class Publisher (name).
+#Derive class Book from Publisher with attributes title and author.
+#Derive class Python from Book with attributes price and no_of_pages. 
+#Write a program that displays information about a Python book.
+#Use base class constructor invocation and method overriding.
+
+class Publisher():
+
+    def __init__(self,t,n):
+        self.__title=t
+        self.__author=n
+    def display(self):
+        print("Title =",self.__title)
+        print("author =",self.__author)    
+class Book(Publisher):
+    
+    def __init__(self,t,n,p,np):
+        super().__init__(self,t,n)
+        self.__price=p
+        self.__no_of_page=np
+        
+    def display(self):
+        print("price =",self.__price)
+        print("no_of_page =",self.__no_of_page)
+class Python(Book):
+    def __init__(self,t,n,p,np):
+        self.__title=t
+        self.__author=n
+        self.__price=p
+        self.__no_of_page=np
+    def display(self):
+        print("Title =",self.__title)
+        print("author =",self.__author)
+        print("price =",self.__price)
+        print("no_of_page =",self.__no_of_page)   
+
+obj =Python("book1","nam1",1000,100)
+obj.display()
+