name: modern-python description: Use when writing, reviewing, or refactoring Python to ensure adherence to modern best practices (type syntax, uv instead of python, linting, formatting, etc.)#

• Never use python. Use uv instead of python
  • uv add package-name
  • uv run script.py
• Don't use from __future__ import annotations
• Use modern type syntax (list[str], str | None)
• Format with uvx ruff format .
• Lint with uvx ruff check . and uvx ty check
• Look before you leap (check conditions before acting)
• Default to no backwards compatibility preservation
• Declare variables close to use