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Dataframes powered by a multithreaded, vectorized query engine, written in Rust

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Polars rs-0.15.1

Polars: rs-0.15.1 Release

Release date:

August 12, 2021

Previous version:

rs-0.14.8 (released July 25, 2021)

Magnitude:

6,806 Diff Delta

Contributors:

4 total committers

Data confidence:

Commits:

64 Commits in this Release

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

(Python) Refactor Series constructor (#1032)

Authored July 24, 2021

make groupby on objects possible

Authored July 27, 2021

exclude expression

Authored August 3, 2021

add bounds check

Authored July 25, 2021

make AnyValue::Object printable

Authored July 29, 2021

Unify from_pandas construction (#1037)

Authored July 25, 2021

fix bug in function input wildcard

Authored August 4, 2021

Remove duplicate binary import warnings (#1036)

Authored July 25, 2021

python reference guide

Authored July 31, 2021

Arrow in DataFrame constructor (#1034)

Authored July 24, 2021

Lazy mutate expression

Authored August 5, 2021

Lazy: groupby().head/tail

Authored August 3, 2021

explode accept expressions

Authored August 3, 2021

keep_name expression

Authored August 3, 2021

lazy select columns by regex

Authored August 5, 2021

make sure all expression implement evaluate_on_groups

Authored August 5, 2021

csv-reader accept &Schema instead of Arc<Schema>

Authored July 30, 2021

LazyFrame expose schema; python expose lazyframe columns

Authored August 4, 2021

move the bounds check to the implementation of TakeIterators

Authored July 26, 2021

python take collect into alignedvec

Authored August 3, 2021

Move use_pyarrow args to top-level functions

Authored July 23, 2021

fix bug in fitler + binary exprs

Authored August 5, 2021

add list groupby feature

Authored July 27, 2021

remove lifetime in io writers

Authored July 27, 2021

python add indexing to DateTimeNameSpace

Authored July 31, 2021

python: drop_nulls expression

Authored August 3, 2021

python use pl.all() for wildcard

Authored August 4, 2021

fix bug in groupby apply aggregation

Authored August 5, 2021

python improve dataframe slicing: closes #1082

Authored August 3, 2021

update changelogs

Authored August 2, 2021

python: docstring

Authored July 27, 2021

python 0.8.18

Authored August 5, 2021

python docs, do not compile

Authored August 1, 2021

python: boolean numpy array to boolean type

Authored August 6, 2021

python raise ValueError when empty bytes are given

Authored July 30, 2021

fix python

Authored August 5, 2021

refactor recursion to iterator

Authored August 4, 2021

feature gate take_from_iter; closes #1038

Authored July 25, 2021

fix bug in pyarrow list roundtrip

Authored July 30, 2021

list take: don't create null buffer if there are no nulls

Authored July 29, 2021

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Top Contributors in rs-0.15.1

ritchie46

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