Immutability
Last Updated: December 6, 2025
6 min read
Immutability can seem like a daunting concept at first, but it's one of the cornerstones of functional programming that can lead to cleaner, more maintainable code. Imagine trying to track changes in a large application: mutable data can lead to unexpected side effects and bugs. Embracing immutability can help you avoid these pitfalls.
In this chapter, we will delve deep into immutability in Python, exploring its significance, practical applications, and how it can transform the way you write code.