[dask] Add support for 'pred_leaf' in Dask estimators (fixes #3792) #3919
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StrikerRUS
reviewed
Feb 7, 2021
jameslamb
commented
Feb 7, 2021
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This pull request has been automatically locked since there has not been any recent activity since it was closed. To start a new related discussion, open a new issue at https://github.com/microsoft/LightGBM/issues including a reference to this. |
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This PR adds support in the Dask module for getting indices of the leaf nodes in each tree that each observation in a dataset falls into, via
.predict(X, pred_leaf=True). It fixes #3792.This brings the Dask module a step closer to feature parity with the estimators available from
lightgbm.sklearn.Notes for Reviewers
These tests also led to the discovery of this bug: #3918