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.

Python 3.14 has a new feature called the template string, or t-string, type. A t-string superficially resembles an f-string, but it’s designed to do something very different.

Python 3.9’s PEG-based parser removed these barriers, which long-term could lead to more elegant syntax — our first example of this change is the new parenthesized context managers.