Simon Willison’s Weblog

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Thursday, 2nd February 2023

TIL Run Python code in a WebAssembly sandbox — I've been trying to figure this out for ages. Tim Bart responded to [my call for help on Hacker News](https://news.ycombinator.com/item?id=34598024) with [this extremely useful code example](https://gist.github.com/pims/711549577759ad1341f1a90860f1f3a5) showing how to run Python code in WebAssembly inside Python, using [wasmtime-py](https://github.com/bytecodealliance/wasmtime-py) and the new Python WASM build [released by VMware Wasm Labs](https://wasmlabs.dev/articles/python-wasm32-wasi/).

Carving the Scheduler Out of Our Orchestrator (via) Thomas Ptacek describes Fly’s new custom-built alternative to Nomad and Kubernetes in detail, including why they eventually needed to build something custom to best serve their platform. In doing so he provides the best explanation I’ve ever seen of what an orchestration system actually does.

# 9:46 pm / thomas-ptacek, kubernetes, fly

GROUNDHOG-DAY.com (via) “The leading Groundhog Day data source”. I love this so much: it’s a collection of predictions from all 59 groundhogs active in towns scattered across North America (I had no idea there were that many). The data is available via a JSON API too.

# 10:05 pm / data

Wednesday, 1st February 2023
Friday, 3rd February 2023