# Polars Cheatsheet from O'Reilly Book Released

A new cheatsheet for Polars, the fast DataFrame library for Python, has been published, based on the authors' O'Reilly book. It offers a concise reference for common data manipulation tasks. This is a useful resource for Python developers and data scientists looking to speed up their workflows.

**Importance:** 2/5

## Sources

### Technology
- [Hacker News](https://opensource.posit.co/resources/cheatsheets/polars/) — Tue, 18 Aug 2026 13:38:23 +0000