PEP 798 Unpacking in Comprehensions
AssessTechniques
A syntax feature that allows starred and double-starred unpacking inside comprehensions.
Why it's here
Placed in Assess: 1 article(s) of evidence from 1 source(s), led by framework updates, with 1 in the last 30 days. Confidence 24%. Low accumulated evidence, so it defaults conservatively pending more signal.
Evidence (1)
- 7Simon Willison·10/12/2026framework_updatePython 3.15 adds lazy imports, unpacking comprehensions, and a sampling profiler
Python 3.15 is now available, with notable additions including explicit lazy imports, unpacking syntax in comprehensions, and a new sampling profiler in the standard library. The post also notes that performance is broadly similar to Python 3.14 and that users can switch to 3.15 with uv, while Python 3.10 support is being retired for some projects.