InfoWorld

The 10 biggest new things in Python 3.15

Python 3.15’s first release candidate is out, and is worth trying with your own programs. Here’s the 10 biggest things you’ll want to know about and get your hands dirty with. More on the “lazy imports” feature: https://www.infoworld.com/article/4145854/speed-boost-your-python-programs-with-new-lazy-imports.htm… More on the “frozendict” type: https://www.infoworld.com/article/4152654/get-started-with-pythons-new-frozendict-type.html All of what’s new in Python 3.15: https://www.infoworld.com/article/4166693/the-best-new-features-in-python-3-15.html

Aug 19, 2026 7 mins

Python