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Published September 1, 2023 | Version py-0.19.1
Software Open

pola-rs/polars: Python Polars 0.19.1

Authors/Creators

  • 1. @pola-rs
  • 2. Quansight
  • 3. @aertslab
  • 4. @alibaba
  • 5. University of California, Berkeley
  • 6. @coralogix
  • 7. The Rockefeller University
  • 8. Munin Data ApS
  • 9. @QuantCo
  • 10. @Quantco
  • 11. @twin-labs
  • 12. Universidad Carlos III(student)
  • 13. Jupiter Intelligence

Description

✨ Enhancements
  • add binary, boolean, categorical, date, object, and time selectors (#10806)
  • Supports is_last operation (#10760)
  • minor typing improvement for DataFrame.__iter__ (#10825)
  • Add custom error for allow_copy=False (#10822)
🐞 Bug fixes
  • empty product returns identity (#10842)
  • never panic in hash/equality doesn't hold in cse (#10836)
  • Improve bound checks on temporal ranges (#10837)
  • var/std behavior around few elements (#10828)
  • Fix divided by zero error when read empty csv in streaming mode (#10819)
  • behaviour of reversed(df) (#10823)
  • fix equality of quantile aggregation node (#10816)
  • Reading an only-header csv file in streaming mode should not panic (#10810)
🛠️ Other improvements
  • Refactor range related functions (#10830)
  • map-related docstring updates (#10779)
  • Move sink tests to streaming module (#10821)

Thank you to all our contributors for making this release possible! @alexander-beedie, @orlp, @reswqa, @ritchie46 and @stinodego

Files

pola-rs/polars-py-0.19.1.zip

Files (2.7 MB)

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Additional details

Related works

Is supplement to
https://github.com/pola-rs/polars/tree/py-0.19.1 (URL)