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Dataframes powered by a multithreaded, vectorized query engine, written in Rust
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Polars py-0.17.7

Polars: py-0.17.7 Release

Release date:
April 22, 2023
Previous version:
py-0.17.6 (released April 21, 2023)
Magnitude:
1,160 Diff Delta
Contributors:
7 total committers
Data confidence:
Commits:
11 impacting commits

11 Commits in this Release

Ordered by the degree to which they evolved the repo in this version.

perf(rust, python): remove false sharing in perfect hash table `>2x` (#8432)
Authored April 22, 2023
feat(python): add `Series` support to `pl.from_repr` (#8429)
Authored April 22, 2023
perf(python,rust): further optimised conversions to python date/datetime (#8417)
Authored April 22, 2023
feat(python): Allow `%f` in `strptime` format strings (#8404)
Authored April 22, 2023
fix(rust, python): respect dtype in anonymous list builder in case of… (#8428)
Authored April 22, 2023
feat(rust): add `str_slice` method to `StringNameSpace` (#8427)
Authored April 22, 2023
fix(python): raise upon invalid use of zero_copy_only (#8418)
Authored April 22, 2023
feat(python): initial parametric/hypothesis `Decimal` dtype testing strategy (note: disabled by default) (#8430)
Authored April 22, 2023
fix(rust): fix features serde and dtype-struct not compiling together (#8439)
Authored April 22, 2023
fix(python): `str.strptime` error message: utf -> utc (#8422)
Authored April 21, 2023
python polars 0.17.7 (#8440)
Authored April 22, 2023

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Top Contributors in py-0.17.7

alexander-beedie
ritchie46
stinodego
ayemjay
jonashaag
pgimalac
mzjp2

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Release Notes Published

πŸš€ Performance improvements

  • remove false sharing in perfect hash table >2x (#8432)
  • further optimised conversions to python date/datetime (#8417)

✨ Enhancements

  • initial parametric/hypothesis Decimal dtype testing strategy (note: disabled by default) (#8430)
  • add Series support to pl.from_repr (#8429)
  • Allow %f in strptime format strings (#8404)

🐞 Bug fixes

  • raise upon invalid use of zero_copy_only (#8418)
  • respect dtype in anonymous list builder in case of… (#8428)
  • str.strptime error message: utf -> utc (#8422)

πŸ› οΈ Other improvements

  • initial parametric/hypothesis Decimal dtype testing strategy (note: disabled by default) (#8430)

Thank you to all our contributors for making this release possible! @alexander-beedie, @ayemjay, @jonashaag, @mzjp2, @pgimalac, @ritchie46 and @stinodego

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