Version 2.5.1

New Features

• feat: add enforce_concatenated_form by @agoose77 in #2860
• feat: add Form.is_equal_to by @agoose77 in #2862
• feat: Implement Indexed builder by @zonca in #2883

Bug Fixes and Performance

• fix: ufunc handling of attrs by @agoose77 in #2837
• fix: only compare scalars in full_like by @agoose77 in #2857
• fix: Array.__getitem__ should set attrs on result by @agoose77 in #2866
• fix: errors in existing cuda_kernels by @ManasviGoyal in #2877
• fix: register Numba in test by @agoose77 in #2879
• fix: failing tests after #2877 by @ManasviGoyal in #2886
• fix: support revertable for concatenate in pyarrow logic by @agoose77 in #2889

Other

• chore: update pre-commit hooks by @pre-commit-ci in #2842
• chore: make the CUDA test configuration more resilient at startup by @agoose77 in #2846
• chore: update pre-commit hooks by @pre-commit-ci in #2850
• chore: formatted kernel-test-data.json for better searching and editing in git. by @jpivarski in #2874
• chore: use tomli by @henryiii in #2882
• chore: appease pylint by @agoose77 in #2890
• chore: update pre-commit hooks by @pre-commit-ci in #2891* chore: only copy non-test headers by @agoose77 in #2893
• chore(deps): bump mymindstorm/setup-emsdk from 12 to 13 by @dependabot in #2847
• chore(deps): bump pypa/gh-action-pypi-publish from 1.8.10 to 1.8.11 by @dependabot in #2855
• chore(deps): bump actions/setup-python from 4 to 5 by @dependabot in #2873
• ci: fix path to header only tests by @zonca in #2851
• ci: compile header only tests in Debug mode by @zonca in #2870
• docs: link to execute JupyterLite full screen by @zonca in #2854
• refactor: split "meta" into Meta by @agoose77 in #2841
• refactor: remove dead code in generate-tests.py by @ManasviGoyal in #2875
• refactor: remove obsolete cuda_kernels by @ManasviGoyal in #2876

New Contributors

• @zonca made their first contribution in #2851

Full Changelog: v2.5.0...v2.5.1

Version 2.5.1rc1

New Features

• feat: add Form.is_equal_to by @agoose77 in #2862
• feat: add enforce_concatenated_form by @agoose77 in #2860

Bug Fixes and Performance

• fix: ufunc handling of attrs by @agoose77 in #2837
• fix: only compare scalars in full_like by @agoose77 in #2857
• fix: Array.__getitem__ should set attrs on result by @agoose77 in #2866

Other

• refactor: split "meta" into Meta by @agoose77 in #2841
• docs: link to execute JupyterLite full screen by @zonca in #2854
• ci: fix path to header only tests by @zonca in #2851
• chore: update pre-commit hooks by @pre-commit-ci in #2842
• chore: make the CUDA test configuration more resilient at startup by @agoose77 in #2846
• chore: update pre-commit hooks by @pre-commit-ci in #2850
• chore(deps): bump mymindstorm/setup-emsdk from 12 to 13 by @dependabot in #2847
• chore(deps): bump pypa/gh-action-pypi-publish from 1.8.10 to 1.8.11 by @dependabot in #2855

New Contributors

• @zonca made their first contribution in #2851

Full Changelog: v2.5.0...v2.5.1rc1

Version 2.5.0

New Features

• feat: add .attrs to highlevel objects by @agoose77 in #2757
• feat: add string formatter to ak.Array.show by @agoose77 in #2803
• feat: expose attrs in typetracer by @agoose77 in #2806
• feat: export more of typetracer by @agoose77 in #2816
• feat!: prepare for 2.5.0 by @agoose77 in #2798
• feat!: drop forget_length in typetracer_with_report by @agoose77 in #2807

Bug Fixes and Performance

• fix: support bool types in resolve_dtypes by @agoose77 in #2809
• fix: support scalar returns from firsts by @agoose77 in #2815
• fix: include _kernel_signatures.py in package by @agoose77 in #2819* refactor: more type hints by @agoose77 in #2804

Other

• chore: drop isort config, require annotation imports by @agoose77 in #2801
• chore: only build _ext and kernels by @agoose77 in #2813
• chore: update pre-commit hooks by @pre-commit-ci in #2817
• docs: how to accelerate awkward arrays with cppyy by @ianna in #2334
• refactor: drop use of behavior in recursively_apply by @agoose77 in #2805
• test: Make cuda tests pass by @kkothari2001 in #2570

New Contributors

• @kkothari2001 made their first contribution in #2570

Full Changelog: v2.4.9...v2.5.0

Version 2.4.10

What's Changed

• fix: backport #2809 by @agoose77 in #2810

Full Changelog: v2.4.9...v2.4.10

Version 2.4.9

New Features

• feat: add to_buffer and helper methods in layout builder by @ManasviGoyal in #2766
• feat: add helper methods to utils.h by @ManasviGoyal in #2771
• feat!: rework ufunc type promotion handling by @agoose77 in #2767
• feat: extend to_layout options by @agoose77 in #2763

Bug Fixes and Performance

• fix: add highlevel, behavior arguments to composite reducers by @agoose77 in #2754
• fix: export nan variants by @agoose77 in #2758
• fix: update __class__ for both layout and behavior consistently by @agoose77 in #2759
• fix: support all-None index in awkward_Index_nones_as_index.cpp by @agoose77 in #2769
• fix: handle unhashable behaviour type by @ianna in #2770
• fix: protect RecordForm against len(fields) != len(contents) by @jpivarski in #2776
• fix: drop lengths recursively by @agoose77 in #2775
• fix: ak.num should always return a useful (non-unknown length) type by @agoose77 in #2785
• fix: remove old argument from broadcast_and_apply by @agoose77 in #2790
• fix: don't preserve unexpected option for is_in by @agoose77 in #2792
• fix: support scalar strings in fill_none by @agoose77 in #2793
• fix: support arbitrary ufuncs with respect to NEP-50 by @agoose77 in #2799

Other

• chore: add trove classifier to awkward-cpp by @agoose77 in #2729
• chore: update pre-commit hooks by @pre-commit-ci in #2733
• chore: set pyupgrade version by @agoose77 in #2756
• chore: prepare for ruff-format by @henryiii in #2773
• chore: move to Ruff-format by @henryiii in #2777
• chore: run mypy in CI by @agoose77 in #2789
• chore: run mypy on ak.types by @agoose77 in #2791
• ci: fix oldest-supported-dependencies test workflow by @agoose77 in #2783
• refactor: drop behavior broadcasting by @agoose77 in #2761
• refactor: introduce parametrised nplike types by @agoose77 in #2795
• chore(deps): bump amannn/action-semantic-pull-request from 5.3.0 to 5.4.0 by @dependabot in #2796

Full Changelog: v2.4.6...v2.4.8

Version 2.5.0rc0

Bug Fixes and Performance

• fix: drop lengths recursively by @agoose77 in #2775

Other

• chore: remove ak.to_categorical by @agoose77 in #2779

Full Changelog: v2.4.7...v2.5.0rc0

Version 2.4.6

New Features

• feat!: revert breaking component of asarray PR by @agoose77 in #2752* fix: update cppyy module by @ianna in #2747

Bug-fixes and performance

• fix: update cppyy version by @ianna in #2748
• fix: don't call asarray on Index objects internally by @agoose77 in #2749

Other

• chore: update CITATION.cff by @agoose77 in #2750

Full Changelog: v2.4.5...v2.4.6

Version 2.4.5

New features

• feat: add recursive argument to expected_from_buffers by @agoose77 in #2724
• feat: infer unknown lengths from context in from_buffers by @agoose77 in #2732

Bug-fixes and performance

• fix: don't use np.asarray on Index or Content objects by @agoose77 in #2740
• fix: swap names for __dlpack__ by @agoose77 in #2741
• fix: __array__ accepts positional arguments by @agoose77 in #2744

Other

• test: add dask-awkward to at least one of our tests. by @jpivarski in #2739
• chore(deps): bump pypa/cibuildwheel from 2.16.1 to 2.16.2 by @dependabot in #2736
• ci: improve deployment environment UX by @agoose77 in #2742

Full Changelog: v2.4.4...v2.4.5

Version 1.10.5

What's Changed

• fix: update backport for changes in Numba, NumExpr, Arrow, and RDataFrame by @ianna and @jpivarski in #2735

Basically, third-party libraries have been changing. This backport brings Awkward 1.x up to speed with them.

Full Changelog: v1.10.4...v1.10.5

Version 2.4.4

New features

• feat: add buffer_key to typetracer_with_report by @agoose77 in #2719

Bug-fixes and performance

• fix: catch cases in which fields required by a JSON schema are not in the JSON object by @jpivarski in #2712
• fix: support concrete buffers in TypeTracer.frombuffer by @agoose77 in #2718
• fix: make the examples consistent with the changes in #2553 by @ManasviGoyal in #2725
• fix: reduction with axis=None, keepdims=True by @agoose77 in #2728

Other

• chore: update pre-commit hooks by @pre-commit-ci in #2722
• chore(deps): bump pypa/cibuildwheel from 2.15.0 to 2.16.0 by @dependabot in #2716
• chore(deps): bump amannn/action-semantic-pull-request from 5.2.0 to 5.3.0 by @dependabot in #2721
• chore(deps): bump pypa/cibuildwheel from 2.16.0 to 2.16.1 by @dependabot in #2723

Full Changelog: v2.4.3...v2.4.4