Hasty Briefsbeta

Closer to production quality Python notebooks with `marimo check`

9 days ago
  • #linter
  • #python
  • #marimo
  • Introduction of marimo check, a linter for high-quality marimo notebooks, pipelines, and apps.
  • Motivations behind marimo check include integrating software engineering practices into notebook development.
  • marimo check is designed to work seamlessly with CI pipelines and AI-assisted coding.
  • The tool addresses community demand for better linting in marimo notebooks, evidenced by custom solutions like a Pylint plugin.
  • marimo check provides actionable error messages, inspired by Ruff and Rust, focusing on marimo-specific issues.
  • The linter complements existing tools like ruff, pylint, and mypy, not replacing them.
  • Features include automated fixes with --fix and --unsafe-fixes flags for quick issue resolution.
  • CI integration is supported with a --strict flag to enforce quality gates in notebooks.
  • marimo check is also beneficial for AI agents, helping them adhere to marimo-specific rules.
  • The tool is open to contributions, with documentation available for developers interested in adding new lint rules.