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Adds list.take, python binding for cudf::lists::segmented_gather #7591

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merged 9 commits into from
Mar 18, 2021
Merged

Adds list.take, python binding for cudf::lists::segmented_gather #7591

merged 9 commits into from
Mar 18, 2021

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@isVoid isVoid commented Mar 13, 2021 •
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Closes #7465

Implements ListColumn.list.take based on cudf::lists:segmented_gather. Gather elements inside each list based on the provided positions. Example:

>>> s = cudf.Series([[1, 2, 3], [4, 5]])
>>> s
0    [1, 2, 3]
1       [4, 5]
dtype: list
>>> s.list.take([[2, 1], [1, 0]])
0    [3, 2]
1    [5, 4]
dtype: list

@github-actions github-actions bot added the Python Affects Python cuDF API. label Mar 13, 2021
@isVoid isVoid changed the title Python binding for segment_gather Python list.take, binding for cudf::lists::segment_gather Mar 15, 2021
@isVoid isVoid changed the title Python list.take, binding for cudf::lists::segment_gather Python list.take, binding for cudf::list::segment_gather Mar 15, 2021
@isVoid isVoid changed the title Python list.take, binding for cudf::list::segment_gather Python list.take, binding for cudf::lists::segment_gather Mar 15, 2021
@isVoid isVoid changed the title Python list.take, binding for cudf::lists::segment_gather Python list.take, binding for cudf::lists::segmented_gather Mar 15, 2021
@isVoid isVoid self-assigned this Mar 15, 2021
@isVoid isVoid added 3 - Ready for Review Ready for review by team feature request New feature or request non-breaking Non-breaking change labels Mar 15, 2021
@isVoid isVoid marked this pull request as ready for review March 15, 2021 18:17
@isVoid isVoid requested a review from a team as a code owner March 15, 2021 18:17
@isVoid isVoid requested review from shwina and galipremsagar March 15, 2021 18:17
@isVoid isVoid changed the title Python list.take, binding for cudf::lists::segmented_gather Adds list.take, python binding for cudf::lists::segmented_gather Mar 15, 2021
kkraus14
kkraus14 reviewed Mar 15, 2021
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@isVoid isVoid requested a review from kkraus14 March 15, 2021 20:15
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codecov bot commented Mar 15, 2021 •
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Codecov Report

Merging #7591 (d717116) into branch-0.19 (7871e7a) will increase coverage by 0.14%.
The diff coverage is 93.15%.

Impacted file tree graph

@@               Coverage Diff               @@
##           branch-0.19    #7591      +/-   ##
===============================================
+ Coverage        81.86%   82.01%   +0.14%     
===============================================
  Files              101      101              
  Lines            16884    17008     +124     
===============================================
+ Hits             13822    13949     +127     
+ Misses            3062     3059       -3
Impacted Files Coverage Δ
python/cudf/cudf/core/index.py 92.86% <ø> (ø)
python/cudf/cudf/core/column/column.py 87.77% <60.00%> (+0.01%) ⬆️
python/cudf/cudf/core/column/numerical.py 94.83% <85.71%> (-0.20%) ⬇️
python/cudf/cudf/core/frame.py 89.00% <89.18%> (-0.02%) ⬇️
python/cudf/cudf/core/column/decimal.py 92.75% <91.30%> (-2.12%) ⬇️
python/cudf/cudf/core/column/lists.py 91.81% <94.73%> (+0.42%) ⬆️
python/cudf/cudf/core/dataframe.py 90.45% <95.00%> (-0.01%) ⬇️
python/cudf/cudf/core/series.py 91.25% <96.15%> (+0.47%) ⬆️
python/cudf/cudf/core/column/string.py 86.58% <100.00%> (+0.08%) ⬆️
python/cudf/cudf/core/column_accessor.py 95.28% <100.00%> (-0.03%) ⬇️
... and 16 more

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@isVoid @kkraus14
Rev: proper indent for docs
cab3059 
Co-authored-by: Keith Kraus <[email protected]>
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rerun tests

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rerun tests

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@gpucibot merge

@kkraus14 kkraus14 added 5 - Ready to Merge Testing and reviews complete, ready to merge and removed 3 - Ready for Review Ready for review by team labels Mar 17, 2021
@rapids-bot rapids-bot bot merged commit 951b455 into rapidsai:branch-0.19 Mar 18, 2021
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@shwina shwina shwina left review comments

@kkraus14 kkraus14 kkraus14 approved these changes

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[FEA] Python bindings for lists::segmented_gather
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