Complete Python asyncio system. PROACTIVELY activate for: (1) async/await syntax, (2) asyncio.gather for concurrent execution, (3) TaskGroup (3.11+), (4) Semaphores for rate limiting, (5) Timeouts with asyncio.timeout, (6) Producer-consumer with Queue, (7) Async generators and context managers, (8) uvloop performance, (9) Common async gotchas.
Install
npx skills add JosiahSiegel/claude-plugin-marketplace --skill python-asyncionpx skills add JosiahSiegel/claude-plugin-marketplace --skill python-asyncio -a claude-code -gnpx skills add JosiahSiegel/claude-plugin-marketplace --skill python-asyncio -a codex -ggemini skills install https://github.com/JosiahSiegel/claude-plugin-marketplace.git --path plugins/python-master/skills/python-asynciogh skill install JosiahSiegel/claude-plugin-marketplace python-asynciogit clone --depth 1 https://github.com/JosiahSiegel/claude-plugin-marketplace /tmp/JosiahSiegel__claude-plugin-marketplace
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/JosiahSiegel__claude-plugin-marketplace/plugins/python-master/skills/python-asyncio ~/.claude/skills/python-asyncio # Claude Code
cp -R /tmp/JosiahSiegel__claude-plugin-marketplace/plugins/python-master/skills/python-asyncio ~/.agents/skills/python-asyncio # Codex, Cursor, Gemini CLI, Copilot, OpenCode