Meet the Walrus Operator (:=) in Python
The Python Walrus Operator (:=) lets you assign a value inside an expression. It reduces repetition, speeds up common patterns (loops, filtering, regex), and keeps code tidy—when used thoughtfully.
Why Python Scripts Have This Weird if __name__ == “__main__”: Line
Ever wondered why so many Python scripts end with if __name__ == “__main__”:?
It’s not just a quirky Python thing — it’s a powerful feature that decides whether your file runs as the main program or behaves quietly as an imported module. In this post, we’ll break it down with simple examples, real-life analogies, and why it makes your code cleaner and more reusable.