Intro to Object-Oriented Python

Today, we’ll take a brief survey of classes and objects in Python to get us ready to take on Django.

Today’s topics

• Python Classes
  • Instantiating an Object
  • Attributes
  • Instance Methods
  • “Magic” Methods

🔎 Mystery Word Project Retrospective

• Something I learned by doing this project is…
• Something I want to understand better or know more about is…
• In this project, I was happy that I was able to…

🐍 Code Break

Creating classes and objects

🎯 Project

Today you are taking the code you wrote for the word frequency project and refactoring it using OO programming.

Word Frequency OO

🔖 Resources

• Real Python - Object-Oriented Programming in Python 3
• A Byte of Python: OO
• Python Docs: Classes
• Inheritance and Composition in Python OO
• OO-Programming – This is a chapter from a book called Beyond the Basic Stuff With Python by Al Sweigart. He has written a ton of great books on Python and makes them available to read for free online at inventwithpython.com. You might check out Automate the Boring Stuff with Python. It’s a fantastic beginner book.
• Special Methods (aka magic methods) in the Python Docs
• A Guide to Python’s Magic Methods This is a great reference, but watch out! It was written for Python 2, so a few things may be different in Python 3.
• Scope of Variables in Python
• 🐛 Debugging Python For Fun & Profit (video)
• Code Style Checks in Python We installed flake8 on the first day of this phase. This post gives you some detail about what it’s for and why you need it.

🦉 Code

• Jupyter Notebooks Notebooks 14-15