5th November 2021 - Link Blog
An oral history of Bank Python (via) Fascinating description of a very custom Python environment inside a large investment bank—where all of the code lives inside the Python environment itself, everything can be imported into the same process and a directed acyclic graph engine implements Excel-style reactive dependencies. Plenty of extra flavour from people who’ve worked with this (and related) Python systems in the Hacker News comments.
Recent articles
- GPT-5.4 mini and GPT-5.4 nano, which can describe 76,000 photos for $52 - 17th March 2026
- My fireside chat about agentic engineering at the Pragmatic Summit - 14th March 2026
- Perhaps not Boring Technology after all - 9th March 2026