Simon Willison’s Weblog

5th October 2017 - Link Blog

PyPy v5.9 Released, Now Supports Pandas, NumPy. NumPy and Pandas now work on PyPy2.7. “Many other modules based on C-API extensions work on PyPy as well.”

Posted 5th October 2017 at 4:58 pm

Recent articles

Notes on the xAI/Anthropic data center deal - 7th May 2026
Live blog: Code w/ Claude 2026 - 6th May 2026
Vibe coding and agentic engineering are getting closer than I'd like - 6th May 2026

This is a link post by Simon Willison, posted on 5th October 2017.

pandas 16 pypy 9 numpy 6

Monthly briefing

Sponsor me for $10/month and get a curated email digest of the month's most important LLM developments.

Pay me to send you less!

Sponsor & subscribe