inherit1.py

#!/usr/bin/python

# Example of Inheritance in Python

# A Parent Class (Base class) Employee having its own functionality 
class Employee: 
	
	# Constructor of the Employee Class
	def __init__(self, designation): 
		self.designation = designation 

	# Function to check the designation of the employee type 
	def checkDesignation(self): 
		return self.designation 

	# Function to check if the child class is from Employee
	def isEmployee(self): 
		return True
		
	# Function that must be customized in the Child Class
	def getIntroduction(self):
	    return "Hi! I am an Employee"

# A Child Class (Derived class) extending the Employee 
class Architect(Employee): 

	#overridden fuction from Employee
	def getIntroduction(self): 
		return "Hi! I am an Architect"
		
	# Function specific to the Architect Class
	def myArcFunc(self):
	    return "I have expertise in designing"
		
# Another Child Class (Derived class) extending the Employee 		
class Developer(Employee): 
	
	#overridden fuction from Employee
	def getIntroduction(self): 
		return "Hi! I am a Developer"
	
	# Function specific to the Developer Class
	def myDevFunc(self):
	    return "I have expertise in development"

# Main Invoking Program 

emp = Employee("A Employee") # An Object of Employee 
print(emp.getIntroduction(), emp.isEmployee(), emp.checkDesignation())

emp = Architect("Solution Architect") # An Object of Architect 
print(emp.getIntroduction(), emp.isEmployee(), emp.checkDesignation(), emp.myArcFunc()) 

emp = Developer("Senior Developer") # An Object of Developer 
print(emp.getIntroduction(), emp.isEmployee(), emp.checkDesignation(), emp.myDevFunc())