20:49

Class Methods in Python | How to add Methods in Class | Python Tutorials for Beginners #lec87

53:06

Python Object Oriented Programming (OOP) - For Beginners

26:38

Abstract Class & Abstract Method in Python | Python Tutorials for Beginners #lec99

27:20

Inheritance in Python | Python Tutorials for Beginners #lec89

18:10

Functions with Return Statement in Python | Python Tutorials for Beginners #lec73