Simon Willison’s Weblog

Monkeypatching idioms - elegant or ugly? Guido offers a decorator and a metaclass as syntactic sugar for monkeypatching existing Python classes.

Posted 30th January 2008 at 12:39 am

Recent articles

Video: Building a tool to copy-paste share terminal sessions using Claude Code for web - 23rd October 2025
Dane Stuckey (OpenAI CISO) on prompt injection risks for ChatGPT Atlas - 22nd October 2025
Living dangerously with Claude - 22nd October 2025

decorators 6 guido-van-rossum 17 idioms 1 metaclasses 3 monkeypatching 6 python 1198

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