How to Implement the Strategy Design Pattern in Python

💡 Learn how to design great software in 7 steps: https://arjan.codes/designguide.

This video covers the Strategy pattern, but also looks at a few varieties of the pattern using Python features such as Protocol classes, dataclasses, the _call_ dunder method, and closures.

The code I worked on in this video is available here: https://github.com/ArjanCodes/2021-py....

🎓 ArjanCodes Courses: https://www.arjancodes.com/courses/

🔖 Chapters:
0:00 Intro
1:23 Explaining the example
3:54 About the Strategy pattern
4:40 #1: Classic OO version
11:58 #2: Using protocols
14:20 #2: Using the _call_ dunder method
16:21 #4: Using functions
22:45 #5: Using closures
26:01 Final thoughts

#arjancodes #softwaredesign #python