Tag Archive: Mapping

Python Dictionaries – What do I need to know?

When you’re learning Python, dictionaries are one of the most important data structures you’ll encounter. Unlike lists (see blog post) which store items by position, dictionaries store data as key-value pairs, making them the natural choice whenever you need to look something up by name rather than by index. In this post, we’ll cover everything you need to know about Python dictionaries: what they are, how they work, and how to…