Python Indexing vs. For Loops: What’s Really Faster?

Known as the go-to language for tasks like data processing and analyzing large datasets, it is no surprise Python offers multiple ways to iterate through datasets of all sizes.

Iteration is the process of repeating an action for each item in a collection, one at a time. In programming, it usually means going through a list, string or other group of values step by step. You “visit” each item, often to read it, change it or perform some action with it. Think of iteration like folding laundry. You take out one item, fold it, then move on to…