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.

Python 3 replaces the print statement with a print function. Syntax. Python 3’s syntax is considered easier to understand and more readable than Python 2’s, which uses more complex syntax.

An experimental ‘no-GIL’ build mode in Python 3.13 disables the Global Interpreter Lock to enable true parallel execution in Python. Here’s where to start.