Claude AI Assistant Rules for Fireteam Python Version Requirements REQUIRED: Use Python 3.12 or higher for all operations NEVER use Python 3.9, 3.10, or 3.11 When checking Python version, ensure it's 3.12+: python3.12 --version Dependency Management REQUIRED: Use uv for all Python dependency management NEVER use pip, pip3, or standard pip commands uv is a fast, modern Python package installer and resolver Common Operations # Install dependencies from requirements.txt uv pip install -r requirements.txt # Install a single package uv pip install <package-name> # Create virtual environment with uv uv venv # Sync dependencies (install exact versions from lockfile) uv pip sync requirements.txt Why These Rules? Python 3.12+: Required by claude-agent-sdk>=0.1.4 and provides better performance uv: 10-100x faster than pip, better dependency resolution, production-ready