polars 0.15.9


Blazingly fast DataFrame library

Blazingly fast DataFrame library

Stars: 10973, Watchers: 10973, Forks: 571, Open Issues: 320

The pola-rs/polars repo was created 2 years ago and was last updated 2 hours ago.
The project is extremely popular with a mindblowing 10973 github stars!

How to Install polars

You can install polars using pip

pip install polars

or add it to a project with poetry

poetry add polars

Package Details

ritchie46 <[email protected]>
GitHub Repo
No  polars  pypi packages just yet.


A list of common polars errors.

Code Examples

Here are some polars code examples and snippets.

GitHub Issues

The polars package has 320 open issues on GitHub

  • groupby_dynamic with upsampling window boundary
  • python polars 0.12.17
  • Can't convert df to pandas
  • Unable to read parquet files with list values in columns
  • Melting with categorical id_vars generate str columns
  • Fix weighted rolling functions and centering
  • Support
  • [NodeJS]: readIPC from buffer fails with 'Arrow file does not contain correct header', while it works in ArrowJS
  • Does Polars support BMS(BusinessMonthBegin) in OHLC
  • Feature req: gRPC client for Node
  • Count in groupby without column
  • Add scan_json method
  • Expanding upon and improving existing benchmarks
  • Will node.js implementation be a first class citizen?
  • Add optional validation output to joins

See more issues on GitHub

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