beginner
9 min read
OOP Basics in Python: Classes and Objects
You have written scripts that run top to bottom. You have grouped steps into functions so you can call them again. Then your program grows, and something…
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Object-Oriented Programming in Python
Build programs around objects and responsibilities with classes, methods, inheritance, and practical OOP design.
Tutorials
Articles in Object-Oriented Programming in Python
Follow these lessons in order, or jump directly to the topic you need.
beginner
7 min read
Attributes and Methods in Python Classes
A class is a blueprint, but the blueprint is not the point. The point is what happens when you build real objects from it—each one carrying its own facts…
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beginner
8 min read
Inheritance in Python: Reusing Code with OOP
You've built one class, tested it, and it works. Now you need a second class that does almost the same thing. So you copy the code, paste it, and change a…
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beginner
9 min read
Practice Exercises: Object-Oriented Programming
You've read about classes and objects. The ideas make sense on the page. A class is a blueprint. An object is built from that blueprint. self carries each…
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beginner
8 min read
OOP vs Procedural Programming in Python: What's the Difference?
You've been writing Python for a while now. Your scripts run top to bottom. You define a few functions, call them with some data, and get results. It feels…
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beginner
9 min read
Python Dataclasses: Model Simple Records with Fields and Defaults
You have written this class before. Maybe not this exact one, but its twin: a small container for a name, a price, a count. You typed __init__, you typed…
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beginner
9 min read
Composition in Python: Model Has-a Relationships with Objects
You have a Car class. You have an Engine class. They are clearly related, so you write class Car(Engine) — and something feels off immediately.
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