Version 2.2.3

New features

• feat!: deprecate to_NumpyForm's ``dtype` argument by @agoose77 in #2503
• feat!: deprecate the time __unit__ parameter by @agoose77 in #2518

Bug fixes and performance

• fix: don't project records during broadcasting; push index down by @agoose77 in #2524
• fix: protect ak.to_parquet against memory explosion when args are swapped. by @jpivarski in #2523
• fix: str of KeyError for <3.11 by @agoose77 in #2519
• fix: support axis != -1 for record reduction by @agoose77 in #2514

Other

• refactor: dead c++ elimination by @agoose77 in #2504
• refactor: move responsibility for positional reducers to Reducer.apply by @agoose77 in #2507

Full Changelog: v2.2.2...v2.2.3

Version 2.2.2

New features

• feat!: drop string broadcasting overloading by @agoose77 in #2474
• feat: add Index._touch_XXX methods by @agoose77 in #2478
• feat: add ak.typetracer.length_one_if_typetracer by @jpivarski in #2499
• feat: add placeholder array by @agoose77 in #2479

Bug-fixes and performance

• fix!: raise error when flattening strings by @agoose77 in #2471
• fix: ak.concatenate for typetracer by @agoose77 in #2497
• fix: always touch arguments to kernels by @agoose77 in #2472
• fix: check start_at_zero in _compact_offsets by @agoose77 in #2477
• fix: convert index to shape item by @agoose77 in #2466
• fix: formatting error message (missing space). by @jpivarski in #2485
• fix: rename tonumbatype function to conform by @ianna in #2482
• fix: request non-option results for overloaded positional record reducers by @agoose77 in #2502
• fix: starts handling in RegularArray._reduce_next by @agoose77 in #2492
• fix: touch offsets in kernel call by @agoose77 in #2469
• fix: trim content when broadcasting by @agoose77 in #2489
• fix: use offsets for starts to handle length-0 arrays by @agoose77 in #2488
• refactor: cleanup and type hints by @agoose77 in #2476
• refactor: improve kernel error handling logic (1 of 3) by @agoose77 in #2505
• refactor: move JAX reducer dispatch to ak._do.reduce (2 of 3) by @agoose77 in #2506
• refactor: simplify reducer boilerplate (3 of 3) by @agoose77 in #2509

Other

• chore(deps): bump docker/setup-qemu-action from 2.1.0 to 2.2.0 by @dependabot in #2511
• chore(deps): bump pypa/cibuildwheel from 2.12.3 to 2.13.0 by @dependabot in #2481
• chore: add more type hints! by @agoose77 in #2473
• chore: update pre-commit hooks by @pre-commit-ci in #2467
• chore: update pre-commit hooks by @pre-commit-ci in #2500
• chore: upgrade CI micromamba action by @agoose77 in #2494

Full Changelog: v2.2.1...v2.2.2

Version 2.2.1

New features

• feat: add validity error for duplicate record field by @agoose77 in #2447
• feat: add empty_if_typetracer & expose more of typetracer to L2 by @agoose77 in #2127
• feat!: remove use of typestr in ak.types.Type by @agoose77 in #2454
• feat: improve performance of behavior lookups by @agoose77 in #2464
• feat: support record reducer overloads by @agoose77 in #2458

Bug-fixes and performance

• fix: ak.to_numpy does not properly convert lists of empty string by @agoose77 in #2449
• fix: handle indexed nodes in ak.almost_equal by @agoose77 in #2460

Other

• ci: annotate pytest failures on GHA by @agoose77 in #2448
• chore: update pre-commit hooks by @pre-commit-ci in #2461
• docs: update contributing guide by @agoose77 in #2453
• refactor: reorganise sentinel definitions by @agoose77 in #2459

Full Changelog: v2.2.0...v2.2.1

Version 2.2.0

New features

• feat: canonicalise union[?X, Y] into union[?X, ?Y] by @agoose77 in #2427
• feat: add ak.forms.from_type by @agoose77 in #2425
• feat: add ak.enforce_type by @agoose77 in #2365
• feat!: deprecate length_zero_array highlevel argument by @agoose77 in #2437

Bug-fixes and performance

• fix: avoid reference cycles with the error-handling machinery by @agoose77 in #2442
• fix: proper unknown size broadcasting for all-regular by @agoose77 in #2444

Other

• ci: publish to PyPI with OIDC by @agoose77 in #2450
• chore(deps): bump pypa/gh-action-pypi-publish from 1.8.5 to 1.8.6 by @dependabot in #2445
• chore: update pre-commit hooks by @pre-commit-ci in #2446
• chore: prepare 2.2.0 release by @agoose77 in #2451
• chore: update pre-commit hooks by @pre-commit-ci in #2443
• docs: add broadcast_fields to toctree by @agoose77 in #2436

Full Changelog: v2.1.4...v2.2.0

Version 2.1.4

New features

• feat!: raise error for out-of-bounds axis in ak.cartesian by @agoose77 in #2411
• feat: make ak.numba.GrowableBuffer visible by @ianna in #2403

Bug-fixes and performance

• fix: unify C++ and Python GrowableBuffer::extend algorithm by @ianna in #2396
• fix: return empty list if broadcasting no arrays by @agoose77 in #2407
• fix: only convert NEP18 arguments to layouts if required by @agoose77 in #2409
• fix: partially fix string broadcasting by @agoose77 in #2410
• fix: correctly convert unknown scalar from kernel to a length by @agoose77 in #2417
• fix: support unknown lengths when broadcasting unions by @agoose77 in #2418
• fix: consistently set a resize default value to 8 - that is passed to GrowableBuffer by @ianna in #2421
• fix: is_equal_to bug in UnionArray by @agoose77 in #2426
• fix: handle reordered contents in ak.almost_equal by @agoose77 in #2424
• fix: typetracer nplike.repeat & ak.with_field by @agoose77 in #2429

Other

• ci: attach header-only artifact to release by @agoose77 in #2406
• chore: update pre-commit hooks by @pre-commit-ci in #2423
• chore(deps): bump pypa/cibuildwheel from 2.12.1 to 2.12.3 by @dependabot in #2415
• refactor: add custom axis error by @agoose77 in #2412

Full Changelog: v2.1.3...v2.1.4

Version 2.1.3

New features

(none!)

Bug-fixes and performance

• fix: support empty records in ak.with_field by @agoose77 in #2387
• fix: only format exception for primary context by @agoose77 in #2388
• fix: only touch data in nplike.asarray if copy is required by @agoose77 in #2395
• fix: update GrowableBuffer::move_to algorithm by @ianna in #2394
• fix: don't touch for ascontiguousarray by @agoose77 in #2397

Other

• refactor: implement nplike registry (1 of 2) by @agoose77 in #2389
• refactor: implement Backend registry (2 of 2) by @agoose77 in #2390
• refactor: use existing unset sentinel by @agoose77 in #2391
• ci: add workflow to ensure C++ is released by @agoose77 in #2398
• chore(deps): bump pypa/gh-action-pypi-publish from 1.8.1 to 1.8.5 by @dependabot in #2356
• chore: update pre-commit hooks by @pre-commit-ci in #2342

Full Changelog: v2.1.2...v2.1.3

Version 2.1.2

New features

• feat: use cppyy for JIT by @ianna in #2306
• feat!: rename cpptype by @agoose77 in #2331
• feat: implemented GrowableBuffer in Numba as a start toward LayoutBuilder by @jpivarski in #2349
• feat: add to_backend to ak.record.Record by @agoose77 in #2355
• feat: add type equality is_equal_to member by @agoose77 in #2368

Bug-fixes and performance

• fix: expose array interface for CUDA by @agoose77 in #2327
• fix: test untested path in ak.cartesian & broadcasting by @agoose77 in #2329
• fix: ak.cartesian for typetracer by @agoose77 in #2295
• fix: Numba string reference count memory leak. by @jpivarski in #2332
• fix: generate an array view when an Array C++ type is requested by @ianna in #2335
• fix: do not expose an rdfentry_ column by @ianna in #2343
• fix: generate RDataSource API based on ROOT attribute by @ianna in #2345
• fix: simplify depth limit test to support bigger-than-depth values by @agoose77 in #2347
• fix: use cppyy include by @ianna in #2348
• fix: convert ufunc arguments to same backend by @agoose77 in #2354
• fix: support N-d sequences in TypeTracer.asarray by @agoose77 in #2361
• fix: make from_iter require iterables! by @agoose77 in #2353
• fix: avoid stack overflow with std::unique_ptr linked list by @ianna in #2366
• fix: ak.unzip visits all contents by @agoose77 in #2373
• fix: remove spurious typetracer conversion by @agoose77 in #2375

Other

• refactor: hide awkward.typing by @agoose77 in #2324
• refactor: move _parameters_XXX functions into _parameters submodule by @agoose77 in #2325
• refactor: move merge_as_union to ak_concatenate by @agoose77 in #2351
• refactor: improve broadcasting logic readability by @agoose77 in #2359
• refactor: wrap exceptions at catch time by @agoose77 in #2370
• docs: fix pyodide (again!) by @agoose77 in #2326
• docs: add import statement by @raybellwaves in #2358
• docs: update mybinder link to example notebook by @raybellwaves in #2357
• docs: fix extra for pyodide by @agoose77 in #2360
• docs: add raybellwaves as a contributor for doc by @allcontributors in #2379
• chore: update pre-commit hooks by @pre-commit-ci in #2313
• chore: update pre-commit hooks by @pre-commit-ci in #2328

New Contributors

• @raybellwaves made their first contribution in #2358

Full Changelog: v2.1.1...v2.1.2

Version 2.1.1

New features

• feat: add support for arrays in from_buffers by @agoose77 in #2319
• feat: validate axis in L1 by @agoose77 in #2285
• feat: add examples to header-only module by @agoose77 in #2288

Bug-fixes and performance

• fix: support typetracer in ak.unflatten by @agoose77 in #2293
• fix: view for unknown scalar by @agoose77 in #2294
• fix: common backend in functions accepting multiple arrays by @agoose77 in #2297
• fix: support unknown scalars in __getitem__ by @agoose77 in #2314
• fix: fail early if index is too dimensional by @agoose77 in #2304
• fix: uneccessary use of nplike_of by @agoose77 in #2315
• fix: jupyterlite dependency changes by @agoose77 in #2318

Other

• refactor: rename util functions by @agoose77 in #2316
• docs: update version switcher (#2299)Co-authored-by: Jim Pivarski jpivarski@users.noreply.github.com by @agoose77 in #2299
• docs: add Gitter badge by @agoose77 in #2298
• docs: add deployment notes to contributing guide by @agoose77 in #2300
• chore(deps): bump aws-actions/configure-aws-credentials from 1 to 2 by @dependabot in #2290
• chore(deps): bump amannn/action-semantic-pull-request from 5.1.0 to 5.2.0 by @dependabot in #2321
• chore(deps): bump pypa/gh-action-pypi-publish from 1.6.4 to 1.7.1 by @dependabot in #2308
• chore(deps): bump pypa/cibuildwheel from 2.12.0 to 2.12.1 by @dependabot in #2309
• chore(deps): bump pypa/gh-action-pypi-publish from 1.7.1 to 1.8.1 by @dependabot in #2322
• ci: fix parsing of docs version by @agoose77 in #2301

Full Changelog: v2.1.0...v2.1.1

Version 1.10.3

This is a bug-fix release, motivated by PR #2311, which fixes a memory leak investigated in issues #1127, #1280, #2275, and #2310 (500 days from first sighting).

New features

(none!)

Bug-fixes and performance

• fix: DECREFing PyObject*s from Python C API calls in v1. by @jpivarski in #2311

Other

(none!)

Full Changelog: v1.10.2...v1.10.3

Version 2.1.0

New features

(none!)

Bug-fixes and performance

(none!)

Other

• chore: bump NumPy version by @agoose77 in #2282

Full Changelog: v2.0.10...v2.1.0