The CPython interpreter in Python 3.14 can use a feature in C code that uses tail calls between functions. When compiled with a C compiler that supports these features, CPython runs slightly faster.

Many novice coders learn Python as their first coding language because of its popularity and ease of use. Two versions of this programming language are currently in use: Python 2 and Python 3.

Python 3.13’s installer lets you install the free-threaded build of Python side-by-side with the regular build. You can use the “py” utility to select which one to use for a given program.