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Dataframes powered by a multithreaded, vectorized query engine, written in Rust
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Polars py-0.14.16

Polars: py-0.14.16 Release

Release date:
October 2, 2022
Previous version:
py-0.14.15 (released September 30, 2022)
Magnitude:
2,049 Diff Delta
Contributors:
7 total committers
Data confidence:
Commits:
22 impacting commits

22 Commits in this Release

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

perf(rust): sort and unsort join key if other side is sorted (#5069)
Authored October 2, 2022
fix(rust,python): improve printing controls of DataFrame and Series (#5047)
Authored October 1, 2022
tests[python]: parametric test coverage for EWM functions (#5011)
Authored September 30, 2022
feat[python]: Support `Series` init as struct from `@dataclass` and annotated `NamedTuple` (#5057)
Authored October 1, 2022
ci(python,rust): Use `release-drafter` to draft releases with changelogs (#5033)
Authored October 1, 2022
fix(python): remove overloads for `from_arrow` (#5065)
Authored October 2, 2022
feat(rust, python): small plan and profile chart improvements (#5067)
Authored October 1, 2022
Update Makefile
Authored September 13, 2022
fix(python): tz-aware get_idx (#5072)
Authored October 2, 2022
refactor(python): show_graph (#5059)
Authored October 1, 2022
chore(python, rust): Small update to issue templates (#5055)
Authored October 1, 2022
fix(rust): fix bug in unneeded projection pruning (#5071)
Authored October 2, 2022
feat(python): add gantt chart plot to LazyFrame::profile (#5063)
Authored October 1, 2022
fix(rust): double projections should be checked on input schema (#5058)
Authored October 1, 2022
refactor(python): Default to zstd parquet compression (#5060)
Authored October 1, 2022
feat(python): deprecate boolean mask for Series indexing (#5075)
Authored October 2, 2022
fix[python]: add missing cse param to LazyFrame "profile" method (#5054)
Authored October 1, 2022
perf(rust): do not rechunk left joins (#5066)
Authored October 1, 2022
ci: Add option to skip changelog (#5062)
Authored October 1, 2022
fix(rust): fix iso_year for Date dtype (#5074)
Authored October 2, 2022
fix(python): Fix empty method detection when PYTHONOPTIMIZE=2 (#5043)
Authored October 2, 2022
python polars 0.14.16 (#5076)
Authored October 2, 2022

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Top Contributors in py-0.14.16

ritchie46
alexander-beedie
stinodego
slonik-az
matteosantama
zundertj
egorchakov

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Release Notes Published

πŸš€ Performance improvements

  • sort and unsort join key if other side is sorted (#5069)
  • do not rechunk left joins (#5066)

✨ Enhancements

  • deprecate boolean mask for Series indexing (#5075)
  • small plan and profile chart improvements (#5067)
  • add gantt chart plot to LazyFrame::profile (#5063)
  • Support Series init as struct from @dataclass and annotated NamedTuple (#5057)

🐞 Bug fixes

  • fix iso_year for Date dtype (#5074)
  • tz-aware get_idx (#5072)
  • Fix empty method detection when PYTHONOPTIMIZE=2 (#5043)
  • fix bug in unneeded projection pruning (#5071)
  • remove overloads for from_arrow (#5065)
  • Improve printing controls of DataFrame and Series (#5047)
  • Double projections should be checked on input schema (#5058)
  • Add missing cse param to LazyFrame "profile" method (#5054)

πŸ› οΈ Other improvements

  • Default to zstd parquet compression (#5060)
  • Refactor show_graph (#5059)
  • Use release-drafter to draft releases with changelogs (#5033)
  • Update Makefile (#5056)
  • Parametric test coverage for EWM functions (#5011)

Thank you to all our contributors for making this release possible! @alexander-beedie, @egorchakov, @matteosantama, @ritchie46, @slonik-az, @stinodego and @zundertj

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