An iterator in Python programming language is an object which you can iterate upon. That is, it returns one object at a time. Iterators are implicitly implemented in constructs like for-loops, ...

Imagine you’re waiting in line to get into a movie 🎥 theater. When it’s finally your 🧑 turn to enter, the attendant 👮 checks your ticket and allows you to proceed. Just like this, iterators allow ...

If you’ve ever written any Python at all, the chances are you’ve used iterators without even realising it. Writing your own and using them in your programs can provide significant performance ...

It allows the developer to read the code in a more natural fashion: from left to right and from top to bottom. The developer no longer needs to "unwrap" the functions to understand the logic.