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Quiz: What's New in Python 3.15

Real Python2026-09-29 20:000 views

In this quiz, you’ll test your understanding of What’s New in Python 3.15.

By working through this quiz, you’ll revisit lazy imports, unpacking in comprehensions, frozendict, the new sentinel() built-in, friendlier error messages, the new sampling profiler, and UTF-8 as the default encoding.

These are the features you’re most likely to reach for once you upgrade, so getting to know them now gives you a head start.

[ Improve Your Python With 🐍 Python Tricks 💌 – Get a short & sweet Python Trick delivered to your inbox every couple of days. >> Click here to learn more and see examples ]

Source：https://realpython.com/quizzes/whats-new-in-python-315/

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