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Pull requests: lightgbm-org/LightGBM

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Pull requests list

TBD
#7266 opened May 8, 2026 by maxwbuckley • Draft
[cuda] datasets need to be created for the correct device_type to avoid segmentation fault crash. Improve user friendliness with better more explicit error message
#7265 opened May 8, 2026 by maxwbuckley • Draft
[python-package] Add Polars / Arrow C Stream support with categorical handling
#7264 opened May 7, 2026 by Ic3fr0g • Draft
2
[python-package] Add support for PyArrow-backed Pandas DataFrames
#7263 opened May 7, 2026 by maxzw • Draft
1
2
[cuda] Fix dense histogram offset issue for global-memory fix gpu (CUDA) Issue is related to the CUDA GPU variant. in progress
#7261 opened May 5, 2026 by maxwbuckley Loading…
1
[python-package] Allow to pass Arrow array as position feature in progress
#7260 opened May 5, 2026 by maxzw Loading…
3
[cuda] cap columns per partition to fix SIGFPE on low-bin features fix gpu (CUDA) Issue is related to the CUDA GPU variant. in progress
#7256 opened May 3, 2026 by maxwbuckley Loading…
22
[cuda] destroy per-tree CUDA stream in CUDATree::ToHost awaiting review efficiency gpu (CUDA) Issue is related to the CUDA GPU variant.
#7255 opened May 3, 2026 by BelixRogner Loading…
3 tasks done
@shiyu1994
2
[cuda] fix half-size allocation of discretized gradient buffer awaiting review fix gpu (CUDA) Issue is related to the CUDA GPU variant.
#7254 opened May 3, 2026 by BelixRogner Loading…
2 tasks done
@shiyu1994
2
[cuda] fix int32 overflow in dense histogram address arithmetic fix gpu (CUDA) Issue is related to the CUDA GPU variant.
#7253 opened May 3, 2026 by BelixRogner Loading…
3 tasks done
@shiyu1994
2
[docs] [python-package] Update pandas categorical feature encoding details doc
#7250 opened May 1, 2026 by maxzw Loading…
5
[c++][python-package] add int8 input dtype for pre-discretized features feature in progress
#7246 opened Apr 29, 2026 by kyo219 Contributor Loading…
3
WIP: [python-package] publish nightlies to pypi.anaconda.org feature in progress
#7245 opened Apr 28, 2026 by jameslamb Member • Draft
1
2
[python-package] accept a pre-built Dataset as X in LGBMModel.fit awaiting review feature in progress
#7243 opened Apr 24, 2026 by fingoldo Loading…
9
[c++] add path_smooth_hessian parameter for hessian-based path smoothing awaiting review feature in progress
#7242 opened Apr 22, 2026 by amqadmiakur8 Loading…
@shiyu1994 @guolinke
1
[c++] raise a clear error for unknown metric types awaiting response fix
#7234 opened Apr 20, 2026 by FranciscoRMendes Loading…
1
@jameslamb
3
[c++] fix Booster.refit() segfault with linear_tree on single-class data fix
#7233 opened Apr 20, 2026 by FranciscoRMendes Loading…
1
5
[python-package] fix misleading feature name warning on sklearn 1.6+ predict() awaiting review fix
#7232 opened Apr 19, 2026 by FranciscoRMendes Loading…
4 tasks done
1
fix(c_api): include start_iteration in SingleRowPredictor cache key awaiting review fix
#7225 opened Apr 10, 2026 by JKDasondee Loading…
1
fix: WeightedPercentileFun uses wrong CDF segment awaiting review fix
#7224 opened Apr 10, 2026 by JKDasondee Loading…
1
[c++] Add survival_cox objective for Cox proportional hazards modelling awaiting review feature in progress
#7212 opened Mar 27, 2026 by ohines Loading…
22
[C-API, python-package] Add leveled logging callback to C API and Python bindings awaiting review feature
#7205 opened Mar 17, 2026 by AnyCPU Loading…
7
[c++] Lightly refactor MapMetric, fix small bug, and add unit tests awaiting review maintenance
#7202 opened Mar 15, 2026 by pgrinspan Loading…
@shiyu1994 @metpavel
4
[python-package] Exclude weight_column from text Dataset features fix in progress
#7198 opened Mar 13, 2026 by shiyu1994 Collaborator Loading…
1
1
[c++] fail when forcedsplits_filename points to missing file fix
#7197 opened Mar 13, 2026 by shiyu1994 Collaborator Loading…
1
1
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