Python

7 Key Python 3.14 Updates To Make Your Coding Easier, Faster, and Better

From template string literals to true multithreading

Image from Wallhaven and edited by Yang Zhou

Python 3.14 was officially released on 7 October 2025.

It has been one of the most anticipated versions in the Python community, not just because its nickname “𝜋thon” looks cute, but because it truly brings significant improvements and several key new features.

As an old Python developer, I’ve spent a few days exploring this exciting new version and handpicked 7 updates that genuinely enhance code performance, readability, and my overall programming experience.

Now, let’s taste them together in this article.

1. Template Strings: A New String Processing Mechanism

The template string, or t-string, is a brand-new syntax proposed in PEP 750 and officially introduced by Python 3.14.

Its usage is very similar to the commonly used f-strings. All we need to do is replace the leading f with t.

But given that f-strings work well, what is the necessity of template strings?

Simply put, they provide a convenient way to sanitize user input and avoid the security issues that…