Simon Willison’s Weblog

25th September 2018 - Link Blog

How we rolled out one of the largest Python 3 migrations ever. “If you’re using Dropbox today, the application is powered by a Dropbox-customized variant of Python 3.5”

Posted 25th September 2018 at 11:02 pm

Recent articles

A new feature for my blog, built using my voice - 9th October 2026
Claude Haiku 5.5 - 7th October 2026
We're going to need default hard budget caps on pretty much everything - 3rd October 2026
OpenAI DevDay 2026 live blog - 29th September 2026

This is a link post by Simon Willison, posted on 25th September 2018.

migrations 14 python 1,287 python3 22 dropbox 10

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