Simon Willison’s Weblog

Python one-liner of the day. I love the idea of publishing one-liners accompanied by one-line test suites.

Posted 26th April 2008 at 10:24 am

Recent articles

My Lethal Trifecta talk at the Bay Area AI Security Meetup - 9th August 2025
The surprise deprecation of GPT-4o for ChatGPT consumers - 8th August 2025
GPT-5: Key characteristics, pricing and model card - 7th August 2025

python 1171 testing 63

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