17 Pull requests merged by 9 people

• TST/MNT clean up some tests in coordinate descent

  #31909 merged Aug 14, 2025

• TST fix test_dtype_preprocess_data

  #31935 merged Aug 13, 2025

• DOC relabel some PRs as efficiency

  #31934 merged Aug 13, 2025

• DOC Clean up Building from source instructions on macOS

  #31938 merged Aug 13, 2025

• ENH/FIX stopping criterion for coordinate descent gap <= tol

  #31906 merged Aug 13, 2025

• DEP PassiveAggressiveClassifier and PassiveAggressiveRegressor

  #29097 merged Aug 12, 2025

• DOC Improve wording in Getting Started page

  #31926 merged Aug 12, 2025

• DOC better internal docstring for Cython enet_coordinate_descent

  #31919 merged Aug 11, 2025

• DOC Minor updates to DBSCAN clustering documentation

  #31914 merged Aug 11, 2025

• CI Remove conda environment cache in CUDA CI

  #31900 merged Aug 11, 2025

• Move Nicolas from active maintainer to emeritus

  #31921 merged Aug 11, 2025

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

  #31916 merged Aug 11, 2025

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

  #31917 merged Aug 11, 2025

• FIX make scorer.repr work with a partial score_func

  #31891 merged Aug 11, 2025

• CI add ccache for GitHub Actions

  #31895 merged Aug 11, 2025

• FIX LogisticRegression warm start with newton-cholesky solver

  #31866 merged Aug 11, 2025

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

  #31878 merged Aug 11, 2025

21 Pull requests opened by 13 people

• MNT update Cython 3.0.10 to 3.1.2

  #31905 opened Aug 9, 2025

• FEA add 'infrequent_if_exist' handle_unknown option to OrdinalEncoder

  #31910 opened Aug 9, 2025

• :lock: :robot: CI Update lock files for main CI build(s) :lock: :robot:

  #31918 opened Aug 11, 2025

• DOC: Clarify chance level label in RocCurveDisplay

  #31922 opened Aug 11, 2025

• FIX normalization in semi_supervised label_propagation

  #31924 opened Aug 11, 2025

• Customized dir method to recognize available_if decorator

  #31928 opened Aug 12, 2025

• MNT remove PA_C from SGD and (re-) use eta0

  #31932 opened Aug 12, 2025

• FIX range (and default) of eta0 in SGD

  #31933 opened Aug 12, 2025

• WIP: Display the shape of outgoing data structures

  #31937 opened Aug 13, 2025

• ENH No limit on max_features for SelectFromModel

  #31939 opened Aug 13, 2025

• CI add codecov to GitHub Action workflow

  #31941 opened Aug 13, 2025

• Fix LabelEncoder set_output method availability

  #31943 opened Aug 13, 2025

• FIX: Clarify LabelEncoder does not support set_output

  #31944 opened Aug 13, 2025

• docs: minor typos fixed

  #31945 opened Aug 14, 2025

• ENH avoid copies of X in `_alpha_grid` for coordinate descent

  #31946 opened Aug 14, 2025

• FIX PowerTransformer: check_array shall be used for inverse_transform, not _check_input.

  #31948 opened Aug 14, 2025

• DOC: Fix formatting issues with bold font and ` backquote`

  #31950 opened Aug 15, 2025

• Add option to use strict xfail mode in `parametrize_with_checks`

  #31951 opened Aug 15, 2025

• ENH add sparse_matmul_to_dense

  #31952 opened Aug 15, 2025

• MNT reduce test duration

  #31953 opened Aug 15, 2025

• CI Add link to changelog instructions

  #31954 opened Aug 15, 2025

12 Issues closed by 5 people

• Docs instructions for installing LLVM OpenMP with Homebrew may need updating

  #31930 closed Aug 13, 2025

• ⚠️ CI failed on Linux_Nightly.pylatest_pip_scipy_dev (last failure: Aug 10, 2025) ⚠️

  #31913 closed Aug 13, 2025

• DOC Update advanced installation instructions from macOS

  #29603 closed Aug 13, 2025

• Documentation improvement for macOS Homebrew libomp installation

  #31359 closed Aug 13, 2025

• Do we want to keep the Passive Agressive estimators?

  #15161 closed Aug 12, 2025

• HDBSCAN modifies input precomputed distance matrix

  #31907 closed Aug 12, 2025

• QuantileTransformer is incredibly slow

  #31901 closed Aug 12, 2025

• 404 when fetching datasets with sklearn.datasets.fetch_openml

  #31923 closed Aug 11, 2025

• TunedThreasholdClassiffierCV not understanding `func(y_pred, y_true, ...)` as a valid `scoring`

  #31894 closed Aug 11, 2025

• RFC Revisiting meta-routing developer API for defining method mappings

  #28467 closed Aug 11, 2025

• Edge case bug in metadata routing (n_samples == n_features)

  #30739 closed Aug 11, 2025

• Intercepts of Newton-Cholesky logistic regression get corrupted when warm starting

  #31859 closed Aug 11, 2025

6 Issues opened by 6 people

• ⚠️ CI failed on Wheel builder (last failure: Aug 16, 2025) ⚠️

  #31955 opened Aug 16, 2025

• UserWarning: X has feature names, but PowerTransformer was fitted without feature names

  #31947 opened Aug 14, 2025

• Diabetes data should match the original source

  #31940 opened Aug 13, 2025

• Allow common estimator checks to use `xfail_strict=True`

  #31931 opened Aug 12, 2025

• Add a better implementation of Latent Dirichlet Allocation

  #31925 opened Aug 11, 2025

• Stable extender contract via `fit` / `_fit` resp `predict` / `_predict` separation

  #31912 opened Aug 9, 2025

49 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.

• ENH add gap safe screening rules to enet_coordinate_descent

  #31882 commented on Aug 15, 2025 • 17 new comments

• FIX make sure _PassthroughScorer works with meta-estimators

  #31898 commented on Aug 13, 2025 • 11 new comments

• MNT refactoring in routing _MetadataRequester

  #31534 commented on Aug 15, 2025 • 3 new comments

• Make the test suite itself thread-safe to be able to detect thread-safety problems with or without free-threading

  #30041 commented on Aug 14, 2025 • 2 new comments

• FIX Draw indices using sample_weight in Random Forests

  #31529 commented on Aug 13, 2025 • 1 new comment

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

  #31177 commented on Aug 12, 2025 • 1 new comment

• RFC SLEP006: allow users to enable a "strict" mode in metadata routing

  #23920 commented on Aug 11, 2025 • 0 new comments

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

  #29909 commented on Aug 16, 2025 • 0 new comments

• DOC Rework ROC example with cross-validation

  #29611 commented on Aug 12, 2025 • 0 new comments

• Added sample weight handling to BinMapper under HGBT

  #29641 commented on Aug 15, 2025 • 0 new comments

• adding adaptive learning rate for minibatch k-means

  #30051 commented on Aug 13, 2025 • 0 new comments

• FIX `LogisticRegressionCV.score` and `_BaseScorer` metadata routing

  #30859 commented on Aug 11, 2025 • 0 new comments

• FIX routing to composite methods

  #30869 commented on Aug 11, 2025 • 0 new comments

• FEAT enable default routing strategy machinery

  #30946 commented on Aug 11, 2025 • 0 new comments

• ENH add sample_weight and fit_intercept to Cython enet_coordinate_descent

  #31375 commented on Aug 9, 2025 • 0 new comments

• FEAT allow configuring automatically requested metadata

  #31401 commented on Aug 11, 2025 • 0 new comments

• DOC add links to plot_ridge_coeffs example

  #31454 commented on Aug 13, 2025 • 0 new comments

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

  #31543 commented on Aug 15, 2025 • 0 new comments

• ENH Adding a column to link each parameter docstring row in params table display

  #31564 commented on Aug 14, 2025 • 0 new comments

• DOC: Add example link to LogisticRegression docstring

  #31606 commented on Aug 15, 2025 • 0 new comments

• FIX metadata routing for scorer

  #31654 commented on Aug 11, 2025 • 0 new comments

• MNT Refactor get_metadata_routing method in MetadataRequest to directly use _get_metadata_request instead

  #31695 commented on Aug 15, 2025 • 0 new comments

• Adapting step_size and sag updates for sample_weight

  #31837 commented on Aug 13, 2025 • 0 new comments

• ENH Add a tooltip for the RocCurveDisplay

  #31860 commented on Aug 13, 2025 • 0 new comments

• DOC add Pull Request checklist to template

  #31902 commented on Aug 12, 2025 • 0 new comments

• SLEP006: globally setting request values

  #26050 commented on Aug 11, 2025 • 0 new comments

• RFC SLEP006: verbose vs non-verbose declaration in meta-estimator

  #23928 commented on Aug 11, 2025 • 0 new comments

• SLEP006 - Metadata Routing task list

  #22893 commented on Aug 11, 2025 • 0 new comments

• Feature Selectors fail to route metadata when inside a Pipeline

  #30527 commented on Aug 11, 2025 • 0 new comments

• Strange normalization of semi-supervised label propagation in `_build_graph`

  #31872 commented on Aug 11, 2025 • 0 new comments

• ENH Add `pos_label` parameter to `TargetEncoder`

  #27342 commented on Aug 11, 2025 • 0 new comments

• `SVC(probability=True)` is not thread-safe

  #31885 commented on Aug 11, 2025 • 0 new comments

• Fitting different instances of `LinearSVC` is not thread-safe

  #31883 commented on Aug 11, 2025 • 0 new comments

• Pipeline score asks to explicitly request sample_weight

  #30937 commented on Aug 11, 2025 • 0 new comments

• Inaccurate Attribute Listing with dir(obj) for Classes Using available_if Conditional Method Decorator

  #28558 commented on Aug 12, 2025 • 0 new comments

• pairwise_distances_argmin_min / ArgKMin64 is not thread-safe

  #31884 commented on Aug 12, 2025 • 0 new comments

• Make `sklearn.metrics._scorer._MultimetricScorer` part of the public API

  #31540 commented on Aug 13, 2025 • 0 new comments

• CI: Enable GitHub Actions App for ppc64le (Power architecture) support

  #31810 commented on Aug 13, 2025 • 0 new comments

• We don't support `func(estimator, X, y, ...)` across the board as a scorer

  #31889 commented on Aug 13, 2025 • 0 new comments

• Add `covariance_estimator` to `QuadraticDiscriminantAnalysis`?

  #31899 commented on Aug 14, 2025 • 0 new comments

• Strong Rules / Gap Safe Screening for Discarding Predictors in Lasso-type Problems

  #229 commented on Aug 14, 2025 • 0 new comments

• Please provide option to set unknown_values during test time to same as encoded min_frequency in OrdinalEncoder(Infrequent categories)

  #27629 commented on Aug 14, 2025 • 0 new comments

• AttributeError: This 'LabelEncoder' has no attribute 'set_output'

  #26711 commented on Aug 15, 2025 • 0 new comments

• Frisch-Newton Interior Point Solver for Quantile Regression

  #31708 commented on Aug 15, 2025 • 0 new comments

• Revisit the "chance level" for the different displays

  #30352 commented on Aug 15, 2025 • 0 new comments

• Attribute docstring does not show properly when there is a property with the same name

  #31595 commented on Aug 16, 2025 • 0 new comments

• ⚠️ CI failed on Linux_Runs.pylatest_conda_forge_mkl (last failure: Aug 12, 2025) ⚠️

  #31904 commented on Aug 16, 2025 • 0 new comments

• ⚠️ CI failed on Ubuntu_Atlas.ubuntu_atlas (last failure: Aug 03, 2025) ⚠️

  #27846 commented on Aug 16, 2025 • 0 new comments

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

  #29802 commented on Aug 16, 2025 • 0 new comments