Method overriding in Python - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to override the method greet in the child class.

Python

class Parent:
    def greet(self):
        print("Hello from Parent")

class Child(Parent):
    def [1](self):
        print("Hello from Child")

c = Child()
c.greet()

Drag options to blanks, or click blank then click option'

Agreet

Bsay_hello

Chello

Dgreeting

Attempts:

3 left

💡 Hint

Common Mistakes

Using a different method name in the child class.

Forgetting to define the method in the child class.

The child class overrides the method by defining a method with the same name greet.

2fill in blank

medium

Complete the code to call the overridden method from the child class instance.

Python

class Animal:
    def sound(self):
        print("Some sound")

class Dog(Animal):
    def sound(self):
        print("Bark")

pet = Dog()
pet.[1]()

Drag options to blanks, or click blank then click option'

Amake_sound

Bcall_sound

Cnoise

Dsound

Attempts:

3 left

💡 Hint

Common Mistakes

Calling a method name that does not exist.

Using the parent class method name incorrectly.

The method sound is overridden in the Dog class and called on the instance.

3fill in blank

hard

Fix the error in the child class method overriding by completing the method name correctly.

Python

class Vehicle:
    def start(self):
        print("Vehicle started")

class Car(Vehicle):
    def [1](self):
        print("Car started")

my_car = Car()
my_car.start()

Drag options to blanks, or click blank then click option'

Abegin

Brun

Cstart

Dgo

Attempts:

3 left

💡 Hint

Common Mistakes

Using a different method name in the child class.

Not overriding the method at all.

The child class must override the method with the exact same name start to replace the parent method.

4fill in blank

hard

Fill both blanks to override the method and call the parent method inside the child method.

Python

class Writer:
    def write(self):
        print("Writing...")

class Author(Writer):
    def [1](self):
        print("Author starts writing")
        super().[2]()

a = Author()
a.write()

Drag options to blanks, or click blank then click option'

Awrite

Bstart

Dbegin

Attempts:

3 left

💡 Hint

Common Mistakes

Using different method names in override and super call.

Not calling the parent method inside the child method.

The child class overrides write and calls the parent write method using super().

5fill in blank

hard

Fill all three blanks to override the method, call the parent method, and add extra behavior.

Python

class Printer:
    def print_message(self):
        print("Printing message")

class ColorPrinter(Printer):
    def [1](self):
        super().[2]()
        print([3])

cp = ColorPrinter()
cp.print_message()

Drag options to blanks, or click blank then click option'

Aprint_message

C"Printing in color"

D"Color print"

Attempts:

3 left

💡 Hint

Common Mistakes

Using different method names.

Not calling the parent method.

Incorrect string in print statement.

The child class overrides print_message, calls the parent method, and adds a new print statement.