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Author: shuklatushar226

Hierarchical.py

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+# Python program to demonstrate Hierarchical inheritance
+
+# Base class
+class Parent:
+	def func1(self):
+		print("This function is in parent class.")
+
+# Derived class1
+class Child1(Parent):
+	def func2(self):
+		print("This function is in child 1.")
+
+# Derivied class2
+class Child2(Parent):
+	def func3(self):
+		print("This function is in child 2.")
+
+
+# Driver's code
+object1 = Child1()
+object2 = Child2()
+object1.func1()
+object1.func2()
+object2.func1()
+object2.func3()

example9_overloading.py

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+# class Greeting:
+#
+# 	def sayHello(self, name = None, wish = None):
+# 		if name is not None and wish is not None:
+# 			print ('Hello' + name + wish)
+# 		elif name is not None and wish is None:
+# 			print ('Hello' + name)
+# 		else:
+# 			print ('Hello')
+# greet = Greeting()
+# # Call the method with zero, one and two parameters
+# greet.sayHello()
+# greet.sayHello('Ram')
+# greet.sayHello('Ram,', 'Good Morning!!!')
+
+#area of rectange, circle square
+# class Area:
+# 	def area(self, l=None , b=None , r=None):
+# 		if l is not None and b is not None and r is None:
+# 			print("area of rectange:",l*b)
+# 		elif l is not None and b is None and r is None:
+# 			print("area of square:",l**2)
+# 		elif l is not None and b is not None and r is not None:
+# 			print("area of circle:",3.14*r**2)
+# 			print("area of square:", l ** 2)
+# 			print("area of rectangle:", l*b)
+# a1=Area()
+# a1.area(int(input()),int(input()))
+# a1.area(int(input()))
+# a1.area(int(input()),int(input(),int(input())))
+
+