simonw

Build async web applications and APIs with Starlette 1.0, the lightweight ASGI framework for Python. Use this skill whenever a user wants to create an async Python web app, REST API, WebSocket server, or ASGI application using Starlette. Triggers include…

Summarize a CSV, compute basic stats, and produce a markdown report + a plot image.

Generate a cheerful greeting in any language.

Guide for writing Datasette plugins. This skill should be used when users want to create or develop plugins for Datasette, including information about plugin hooks, the cookiecutter template, database APIs, request/response handling, and plugin configuration.

Upgrade GitHub Actions workflows

Use cogapp to auto-generate sections of markdown documentation by embedding Python code that produces content. Use when a project needs to keep documentation in sync with code, such as embedding CLI --help output in README files, generating tables, or any…

A development process for Python applications that uses TDD to iterate on a new project based around uv. Use when Claude needs to create a new Python project, write Python code with tests, or work on Python development using test-driven development practices…

Migrate Python projects from setup.py/setup.cfg to pyproject.toml for use with uv. Use when upgrading legacy Python packaging, converting setup.py to modern pyproject.toml format, setting up dependency groups for development/testing, and ensuring `uv run…