I'm Ned Batchelder, a Python software developer and community organizer.
- My personal site is nedbatchelder.com.
- I'm an organizer of Boston Python.
- I'm a member of the Python Docs Editorial Board.
You can find me at:
- Mastodon: @nedbat@nedbat.com.
- Discord: nedbat in the Python Discord.
- Libera IRC: nedbat in #python.
My latest blog posts:
- Expert asterisks, 27 Sep
Watching discussions happening online, I see a frequent unfortunate tic I’ll call the Expert Asterisk. A beginner is asking for help, and experts are answering. (read..) - Silence is golden lightning talk, 16 Sep
A lightning talk I did at PyCon US 2026 (read..) - Micro language implementation: Calcium, 22 Aug
A tiny language, to explain how programming languages are implemented. (read..) - Caller-specific coverage, 9 Aug
An idea for a new feature for coverage measurement: per-caller coverage (read..) - and many more..
I maintain a few Python packages, including:
- Coverage.py: The code coverage tool for Python
- Cog: Small bits of Python computation for static files
- Scriv: Changelog management tool
- Linklint: A Sphinx extension to reduce excessive linking
- Dinghy: A GitHub activity digest tool
- WatchGHA: Live display of current GitHub action runs
I've also made a few informal projects, some mathy art, and some small utilities:
- pkgsample, an simple example of how to package a Python project.
- edtext, a utility for selecting and manipulating text using ed-inspired addressing. Blog post.
- Truchet images explores Truchet tiles and rendering images with them. Blog post.
- Flourish is a harmonograph explorer. Blog post and live site.
- Acidica is a toy BASIC implementation. Blog post.
- Stilted is a toy PostScript implementation. Blog post.
- Gefilte Fish is a Python-based DSL for writing Gmail filters. Blog post.
- Pydoctor shows details of your Python environment for troubleshooting.
- Aptus is a Mandelbrot toy.
This is a Markdown page with embedded Python code rendered with cog. See my blog post Cogged GitHub profile for details.
Updated at 2026-10-08 09:17 UTC