Learn Programming in Python with Cody Jackson

Why use tuples?

Tuples typically store heterogeneous data, similar to how lists typically hold homogeneous data. It's not a hardcoded rule but simply a convention that some Python programmers follow. Because tuples are immutable, they can be used to store different data about a certain thing. For example, a contact list could conceivably be stored within a tuple; you could have a name and address (both strings) plus a phone number (integer) within a data object.

The biggest thing to remember is that standard operations, such as slicing and iteration, return new tuple objects. Commonly, lists are used for everything except when a developer doesn't want a collection to change. It cuts down on the number of collections to think about; plus, ...