When to use a Python dictionary. Using Python dictionaries makes the most sense under the following conditions: You want to store objects and data using names, not just positions or index numbers.

To really get a handle on how to add to a dictionary in Python, how to store data in other ways, and how to do much more, you should consider taking an online course.There is a huge amount to ...

The other is to store values to match as keys in a dictionary, then use the values to take an action—e.g., ... Use UV to run Python packages and programs without installing. Jul 18, 2025 3 mins.