1 Release published by 1 person

• 1.7.1 Scikit-learn 1.7.1

  published Jul 18, 2025

19 Pull requests merged by 9 people

• DOC Fix pos_label docstring in Display classes

  #31696 merged Jul 18, 2025

• MNT Remove unused utils._array_api functions

  #31785 merged Jul 18, 2025

• doc(interpretation linear model): small changes

  #31760 merged Jul 18, 2025

• DOC Fix release checklist formatting

  #31783 merged Jul 18, 2025

• MNT Add tags to GaussianMixture array API and precise them for PCA

  #31784 merged Jul 18, 2025

• MNT Update SECURITY.md for 1.7.1

  #31782 merged Jul 18, 2025

• DOC Forward changelog 1.7.1

  #31779 merged Jul 18, 2025

• DOC update news for 1.7.1

  #31780 merged Jul 18, 2025

• DOC Update plots in Categorical Feature Support in GBDT example

  #31062 merged Jul 17, 2025

• Release 1.7.1

  #31762 merged Jul 17, 2025

• CI Avoid miniconda CondaToSNonInteractiveError

  #31771 merged Jul 16, 2025

• FIX: Regression in DecisionBoundaryDisplay.from_estimator with colors and plot_method='contour'

  #31553 merged Jul 15, 2025

• 🔒 🤖 CI Update lock files for scipy-dev CI build(s) 🔒 🤖

  #31755 merged Jul 15, 2025

• 🔒 🤖 CI Update lock files for free-threaded CI build(s) 🔒 🤖

  #31756 merged Jul 15, 2025

• 🔒 🤖 CI Update lock files for array-api CI build(s) 🔒 🤖

  #31757 merged Jul 15, 2025

• 🔒 🤖 CI Update lock files for main CI build(s) 🔒 🤖

  #31758 merged Jul 15, 2025

• Mention possibility of regression targets in warning about unique classes >50% of n_samples

  #31689 merged Jul 14, 2025

• FIX Avoid fitting a pipeline without steps

  #31723 merged Jul 14, 2025

• Fix spurious warning from type_of_target when called on estimator.classes_

  #31584 merged Jul 14, 2025

10 Pull requests opened by 9 people

• MAINT Clean up deprecations for 1.8: scoring='max_error'

  #31753 opened Jul 13, 2025

• DOC: Add section navigation to model_evaluation page (#30309)

  #31763 opened Jul 15, 2025

• FIX: Replace y_pred with y_score in DetCurveDisplay (issue: 31761)

  #31764 opened Jul 15, 2025

• DOC: Update two more reference links

  #31765 opened Jul 15, 2025

• MNT Refactor `_average_weighted_percentile` to avoid double sort

  #31775 opened Jul 17, 2025

• Doc fix svm default 29340

  #31787 opened Jul 18, 2025

• ENH Add clip parameter to MaxAbsScaler

  #31790 opened Jul 19, 2025

• Improved DummyClassifier docstring with simplified strategy explanations

  #31791 opened Jul 19, 2025

• Doc rescue 31765

  #31792 opened Jul 19, 2025

• CI Use miniforge for wheel building [cd build]

  #31793 opened Jul 19, 2025

16 Issues closed by 5 people

• Documentation Bug: Warning about "unstable development version"

  #31776 closed Jul 17, 2025

• Anaconda new ToS causing CI failures

  #31773 closed Jul 17, 2025

• ⚠️ CI failed on Linux_Nightly.pylatest_pip_scipy_dev (last failure: Jul 16, 2025) ⚠️

  #31769 closed Jul 16, 2025

• ⚠️ CI failed on Linux_Runs.pylatest_conda_forge_mkl (last failure: Jul 16, 2025) ⚠️

  #31766 closed Jul 16, 2025

• ⚠️ CI failed on Linux_free_threaded.pylatest_free_threaded (last failure: Jul 16, 2025) ⚠️

  #31767 closed Jul 16, 2025

• ⚠️ CI failed on Ubuntu_Jammy_Jellyfish.pymin_conda_forge_openblas_ubuntu_2204 (last failure: Jul 16, 2025) ⚠️

  #31768 closed Jul 16, 2025

• Regression in `DecisionBoundaryDisplay.from_estimator` with `colors` and `plot_method='contour'` after upgrading to v1.7.0

  #31546 closed Jul 15, 2025

• sklearn.model_selection.RepeatedKFold not validating invalid n_splits

  #31743 closed Jul 15, 2025

• Weak check on sklearn.cluster.KMeans for n_clusters

  #31744 closed Jul 15, 2025

• weak check on sklearn.decomposition.TruncatedSVD for n_components

  #31745 closed Jul 15, 2025

• sklearn.preprocessing.PolynomialFeatures invalid check for negative degree

  #31746 closed Jul 15, 2025

• sklearn.feature_selection.SelectKBest invalid check for floating k

  #31747 closed Jul 15, 2025

• sklearn.linear_model.Lasso missing check for invalid alpha

  #31748 closed Jul 15, 2025

• sklearn.utils.validation.column_or_1d not working as in the documentation.

  #31749 closed Jul 15, 2025

• Pipelines are permitted to have no steps and are displayed as fitted

  #31700 closed Jul 14, 2025

• Unjustified "number of unique classes > 50%" warning in CalibratedClassifierCV

  #31583 closed Jul 14, 2025

7 Issues opened by 6 people

• ⚠️ CI failed on Wheel builder (last failure: Jul 19, 2025) ⚠️

  #31789 opened Jul 19, 2025

• Documentation may be inaccurate regarding deprecation of `multi_class` in LogisticRegression

  #31781 opened Jul 18, 2025

• ⚠️ CI failed on Linux_Nightly.pylatest_pip_scipy_dev (last failure: Jul 19, 2025) ⚠️

  #31778 opened Jul 18, 2025

• y_pred changed to y_true in RocCurveDisplay.from_predictions, but not in DetCurveDisplay.from_predictions

  #31761 opened Jul 15, 2025

• In Balltree, filter out/mask specific points in query

  #31754 opened Jul 13, 2025

• type_of_target misclassifies count/ordinal regression targets as multiclass

  #31752 opened Jul 13, 2025

• Full Python/sklearn Adaptation of py-earth

  #31750 opened Jul 13, 2025

36 Unresolved conversations

Sometimes conversations happen on old items that aren’t yet closed. Here is a list of all the Issues and Pull Requests with unresolved conversations.

• Make standard scaler compatible to Array API

  #27113 commented on Jul 18, 2025 • 15 new comments

• FEA add temperature scaling to `CalibratedClassifierCV`

  #31068 commented on Jul 18, 2025 • 13 new comments

• ENH Array API support for confusion_matrix

  #30562 commented on Jul 17, 2025 • 12 new comments

• FEA D2 Brier Score

  #28971 commented on Jul 18, 2025 • 8 new comments

• MNT Add `_check_sample_weights` to classification metrics

  #31701 commented on Jul 18, 2025 • 3 new comments

• WIP, MAINT: NeighborsBase `KDTree` upstream

  #31358 commented on Jul 18, 2025 • 1 new comment

• TST use global_random_seed in `sklearn/linear_model/tests/test_logistic.py`

  #31362 commented on Jul 18, 2025 • 1 new comment

• FIX Draw indices using sample_weight in Forest

  #31529 commented on Jul 18, 2025 • 1 new comment

• MNT refactoring in routing _MetadataRequester

  #31534 commented on Jul 18, 2025 • 1 new comment

• DOC: Add missing link to example in plot_digits_agglomeration.py

  #31681 commented on Jul 19, 2025 • 1 new comment

• Add stricter gradient check for log marginal likelihood in Gaussian Processes

  #31543 commented on Jul 16, 2025 • 0 new comments

• Add title to DecisionBoundaryDisplay

  #31558 commented on Jul 19, 2025 • 0 new comments

• FIX Add validation for FeatureUnion transformer outputs (#31318)

  #31559 commented on Jul 18, 2025 • 0 new comments

• FIX `FunctionTransformer.get_feature_names_out` when output is set to dataframe

  #31573 commented on Jul 17, 2025 • 0 new comments

• Add vector quantization example to KBinsDiscretizer docs

  #31613 commented on Jul 13, 2025 • 0 new comments

• FIX ensure proper point dropping in roc_curve with drop_interm…

  #31647 commented on Jul 15, 2025 • 0 new comments

• FEA Implement classical MDS

  #31322 commented on Jul 16, 2025 • 0 new comments

• Enable config setting `sparse_interface` to control sparray and spmatrix creation

  #31177 commented on Jul 19, 2025 • 0 new comments

• WIP: ENH Display Methods in HTML representation

  #31698 commented on Jul 17, 2025 • 0 new comments

• BUG: Fix _most_frequent to safely handle incomparable types (e.g. Non…

  #31737 commented on Jul 16, 2025 • 0 new comments

• ENH add `from_cv_results` in `PrecisionRecallDisplay` (single Display)

  #30508 commented on Jul 15, 2025 • 0 new comments

• ENH Array API support for confusion_matrix

  #30440 commented on Jul 15, 2025 • 0 new comments

• ENH add ARPACK solver to `IncrementalPCA` to avoid densifying sparse data

  #29512 commented on Jul 17, 2025 • 0 new comments

• Refactor `_convert_container`

  #28681 commented on Jul 13, 2025 • 0 new comments

• [MRG] FEA ICE lines individually colored by feature values

  #25807 commented on Jul 18, 2025 • 0 new comments

• 'Section Navigation' bar missing from stable documentation website on several pages

  #30309 commented on Jul 19, 2025 • 0 new comments

• ⚠️ CI failed on Linux_Docker.debian_32bit (last failure: Apr 19, 2025) ⚠️

  #29802 commented on Jul 19, 2025 • 0 new comments

• ⚠️ CI failed on Linux.pymin_conda_forge_openblas_min_dependencies (last failure: Jan 19, 2025) ⚠️

  #29909 commented on Jul 19, 2025 • 0 new comments

• ⚠️ CI failed on Ubuntu_Atlas.ubuntu_atlas (last failure: Feb 19, 2025) ⚠️

  #27846 commented on Jul 19, 2025 • 0 new comments

• `ValueError` raised by `FeatureUnion._set_output` with `FunctionTransform` that outputs a pandas `Series` in scikit-learn version 1.6

  #31318 commented on Jul 18, 2025 • 0 new comments

• Persistent UserWarning about KMeans Memory Leak on Windows Despite Applying Suggested Fixes

  #30921 commented on Jul 18, 2025 • 0 new comments

• ENH Add clip parameter to MaxAbsScaler

  #31672 commented on Jul 18, 2025 • 0 new comments

• SimpleImputer fails in "most_frequent" if incomparable types only if ties

  #31717 commented on Jul 18, 2025 • 0 new comments

• Add Accumulated local effects (ALE) to inspection

  #30223 commented on Jul 17, 2025 • 0 new comments

• `weighted_percentile` should error/warn when all sample weights 0

  #31032 commented on Jul 17, 2025 • 0 new comments

• Gaussian Process Log Likelihood Gradient Incorrect

  #31366 commented on Jul 15, 2025 • 0 new comments