Polars: Tried for the speed, stayed for the API

📰 Medium · Python

Learn how Polars changes the way you write data pipelines with its speed and API, and why it's a game-changer for data science and machine learning

intermediate Published 26 Jun 2026

Action Steps

Install Polars using pip to get started with its high-performance data processing capabilities
Explore the Polars API to learn how to write efficient data pipelines
Compare the performance of Polars with other data processing libraries to see the benefits for yourself
Apply Polars to your existing data pipelines to improve their speed and scalability
Use Polars to build new data pipelines from scratch, taking advantage of its ease of use and flexibility

Who Needs to Know This

Data scientists and machine learning engineers can benefit from using Polars to improve the efficiency and scalability of their data pipelines, while data engineers can appreciate its ease of use and flexibility

Key Insight

💡 Polars is more than just a fast data processing library - its API can fundamentally change the way you write data pipelines, making them more efficient, scalable, and maintainable

Key Takeaways

Learn how Polars changes the way you write data pipelines with its speed and API, and why it's a game-changer for data science and machine learning

Full Article

Title: Polars: Tried for the speed, stayed for the API

URL Source: https://medium.com/data-and-beyond/polars-tried-for-the-speed-stayed-for-the-api-3c44cd158cd8?source=rss------python-5

Published Time: 2026-06-26T15:07:17Z

Markdown Content:
[Sitemap](https://medium.com/sitemap/sitemap.xml)

[Open in app](https://play.google.com/store/apps/details?id=com.medium.reader&referrer=utm_source%3DmobileNavBar&source=post_page---top_nav_layout_nav-----------------------------------------)

Sign up

[Sign in](https://medium.com/m/signin?operation=login&redirect=https%3A%2F%2Fmedium.com%2Fdata-and-beyond%2Fpolars-tried-for-the-speed-stayed-for-the-api-3c44cd158cd8&source=post_page---top_nav_layout_nav-----------------------global_nav------------------)

[](https://medium.com/?source=post_page---top_nav_layout_nav-----------------------------------------)

Get app

[Write](https://medium.com/m/signin?operation=register&redirect=https%3A%2F%2Fmedium.com%2Fnew-story&source=---top_nav_layout_nav-----------------------new_post_topnav------------------)

[Search](https://medium.com/search?source=post_page---top_nav_layout_nav-----------------------------------------)

Sign up

[Sign in](https://medium.com/m/signin?operation=login&redirect=https%3A%2F%2Fmedium.com%2Fdata-and-beyond%2Fpolars-tried-for-the-speed-stayed-for-the-api-3c44cd158cd8&source=post_page---top_nav_layout_nav-----------------------global_nav------------------)

![Image 1: Unknown user](https://miro.medium.com/v2/resize:fill:32:32/1*dmbNkD5D-u45r44go_cf0g.png)

## [Data And Beyond](https://medium.com/data-and-beyond?source=post_page---publication_nav-b680b860beb1-3c44cd158cd8---------------------------------------)

·
Follow publication

[![Image 2: Data And Beyond](https://miro.medium.com/v2/resize:fill:38:38/1*k72U7hHLb9EFXD5CLsbzFQ.png)](https://medium.com/data-and-beyond?source=post_page---post_publication_sidebar-b680b860beb1-3c44cd158cd8---------------------------------------)
Selected stories around Data Science, Machine Learning, Artificial Intelligence, Programming, and Technology topics. Writing guide: [https://medium.com/data-and-beyond/how-to-write-for-data-and-beyond-b83ff0f3813e](https://medium.com/data-and-beyond/how-to-write-for-data-and-beyond-b83ff0f3813e)

Follow publication

# Polars: Tried for the speed, stayed for the API

## **_Beyond the 100x speed hype: Why the real power of Polars lies in how it changes the way you write data pipelines._**

[![Image 3: Ven](https://miro.medium.com/v2/resize:fill:32:32/1*S38ya2eOdA6bpEHAdo-ohQ.png)](https://medium.com/@datasidequests?source=post_page---byline--3c44cd158cd8---------------------------------------)

[Ven](https://medium.com/@datasidequests?source=post_page---byline--3c44cd158cd8---------------------------------------)

Follow

6 min read

·

5 days ago

[](https://medium.com/m/signin?actionUrl=https%3A%2F%2Fmedium.com%2F_%2Fvote%2Fdata-and-beyond%2F3c44cd158cd8&operation=register&redirect=https%3A%2F%2Fmedium.com%2Fdata-and-beyond%2Fpolars-tried-for-the-speed-stayed-for-the-api-3c44cd158cd8&user=Ven&userId=50751ce4dfb&source=---header_actions--3c44cd158cd8---------------------clap_footer------------------)

50

[](https://medium.com/m/signin?actionUrl=https%3A%2F%2Fmedium.com%2F_%2Frepost%2Fp%2F3c44cd158cd8&operation=register&redirect=https%3A%2F%2Fmedium.com%2Fdata-and-beyond%2Fpolars-tried-for-the-speed-stayed-for-the-api-3c44cd158cd8&user=Ven&userId=50751ce4dfb&source=---header_actions--3c44cd158cd8---------------------repost_header------------------)

[](https://medium.com/m/signin?actionUrl=https%3A%2F%2Fmedium.com%2F_%2Fbookmark%2Fp%2F3c44cd158cd8&operation=register&redirect=https%3A%2F%2Fmedium.com%2Fdata-and-beyond%2Fpolars-tried-for-the-speed-stayed-for-the-api-3c44cd158cd8&source=---header_actions--3c44cd158cd8---------------------bookmark_footer------------------)

[Listen](https://medium.com/m/signin?actionUrl=https%3A%2F%2Fmedium.com%2Fplans%3Fdimension%3Dpost_audio_button%26postId%3D3c44

Read full article → ← Back to Reads

Polars: Tried for the speed, stayed for the API

Key Takeaways

Full Article

Related Videos