class Robot:
def __init__(self, name):
self.name = name
def say_hi(self):
print("Hi, I am " + self.name)
class PhysicianRobot(Robot):
def say_hi(self):
print("Everything will be okay! ")
print(self.name + " takes care of you!")
y = PhysicianRobot("James")
y.say_hi()
# Python code to demonstrate how parent constructors
# are called.
# parent class
class Person( object ):
# __init__ is known as the constructor
def __init__(self, name, idnumber):
self.name = name
self.idnumber = idnumber
def display(self):
print(self.name)
print(self.idnumber)
# child class
class Employee( Person ):
def __init__(self, name, idnumber, salary, post):
self.salary = salary
self.post = post
# invoking the __init__ of the parent class
Person.__init__(self, name, idnumber)
# creation of an object variable or an instance
a = Employee('Rahul', 886012, 200000, "Intern")
# calling a function of the class Person using its instance
a.display()class Robot:
def __init__(self, name):
self.name = name
def say_hi(self):
print("Hi, I am " + self.name)
class PhysicianRobot(Robot):
pass
x = Robot("Marvin")
y = PhysicianRobot("James")
print(x, type(x))
print(y, type(y))
y.say_hi()
class Student(Person):
def __init__(self, fname, lname, year):
super().__init__(fname, lname)
self.graduationyear = year
x = Student("Michael", "Smith", 2020)class BaseClass:
Body of base class
class DerivedClass(BaseClass):
Body of derived classfrom Chef import Chef
class ChineseChef(Chef):
def make_salad():
print("Chinese chef makes a salad")