Awkward Array

• feat: add ability to forget length of typetracer created with typetracer_from_report by @douglasdavis in https://github.com/scikit-hep/awkward/pull/2141
• feat: start hardening nplike signatures by @agoose77 in https://github.com/scikit-hep/awkward/pull/2148
• feat: implement all ufuncs on TypeTracer. by @jpivarski in https://github.com/scikit-hep/awkward/pull/2149
• feat: use None for unknown lengths (1 of 2) by @agoose77 in https://github.com/scikit-hep/awkward/pull/2168
• feat: coerce backends to same zero-copy type (2 of 2) by @agoose77 in https://github.com/scikit-hep/awkward/pull/2175
• feat: growable buffer move_to method by @ianna in https://github.com/scikit-hep/awkward/pull/2178
• feat: add ak.merge_union_of_records by @agoose77 in https://github.com/scikit-hep/awkward/pull/2185
• feat: add support for histogram module by @agoose77 in https://github.com/scikit-hep/awkward/pull/2190
• feat: add ak.approx_equal by @agoose77 in https://github.com/scikit-hep/awkward/pull/2198

• fix: re-order cases to handle NumPy scalar types properly by @agoose77 in https://github.com/scikit-hep/awkward/pull/2125
• fix: specify dtype for buffers in from_rdataframe. by @agoose77 in https://github.com/scikit-hep/awkward/pull/2145
• fix: unify typestr with _repr by @agoose77 in https://github.com/scikit-hep/awkward/pull/2158
• fix: update type_to_name for Layout builder cxx_14 target by @ianna in https://github.com/scikit-hep/awkward/pull/2165
• fix: Layout builders clean and length bug fixes by @ianna in https://github.com/scikit-hep/awkward/pull/2171
• fix: support mask_identity=True for axis=None in ptp, std, etc. by @agoose77 in https://github.com/scikit-hep/awkward/pull/2172
• fix: preserve dimensions for keepdims=True, axis=None reductions by @agoose77 in https://github.com/scikit-hep/awkward/pull/2177
• fix: some usages of len(layout) under typetracer by @agoose77 in https://github.com/scikit-hep/awkward/pull/2181
• fix: rdataframe memory check by @ianna in https://github.com/scikit-hep/awkward/pull/2155
• fix: rework parameter merging rules by @agoose77 in https://github.com/scikit-hep/awkward/pull/2179
• fix: don't raise NotImplementedError when reading empty array from Parquet by @dsavoiu in https://github.com/scikit-hep/awkward/pull/2194
• fix: ignore object arrays by @agoose77 in https://github.com/scikit-hep/awkward/pull/2206
• fix: ak.values_astype now turns 'unknown' type into the requested type. by @jpivarski in https://github.com/scikit-hep/awkward/pull/2196

• refactor: remove to_arraylib by @agoose77 in https://github.com/scikit-hep/awkward/pull/2128
• refactor: move Singleton to its own module by @agoose77 in https://github.com/scikit-hep/awkward/pull/2131
• refactor: move kernel logic to _kernels by @agoose77 in https://github.com/scikit-hep/awkward/pull/2132
• refactor: use nplike.asarray by @agoose77 in https://github.com/scikit-hep/awkward/pull/2134
• refactor: remove dead code by @agoose77 in https://github.com/scikit-hep/awkward/pull/2139
• refactor: make nplike.zeros et al. use Array API type signatures by @agoose77 in https://github.com/scikit-hep/awkward/pull/2137
• refactor: move typetracer ufunc handling to backend [1 of 2] by @agoose77 in https://github.com/scikit-hep/awkward/pull/2150
• refactor: split _nplikes.py into _nplikes/*.py [2 of 2] by @agoose77 in https://github.com/scikit-hep/awkward/pull/2152
• refactor: drop UnknownScalar, harden unknown scalar behavior by @agoose77 in https://github.com/scikit-hep/awkward/pull/2154
• docs: fix bold docstring due to indent by @agoose77 in https://github.com/scikit-hep/awkward/pull/2122
• docs: disable IPyParallel & load dependencies in reverse order by @agoose77 in https://github.com/scikit-hep/awkward/pull/2126
• docs: improve error message by @agoose77 in https://github.com/scikit-hep/awkward/pull/2201
• docs: add dsavoiu as a contributor for code by @allcontributors in https://github.com/scikit-hep/awkward/pull/2204
• ci: test NumPy < 1.17 by @agoose77 in https://github.com/scikit-hep/awkward/pull/2142
• ci: run header-only tests by @agoose77 in https://github.com/scikit-hep/awkward/pull/2169
• chore: apply changes from flake8 by @agoose77 in https://github.com/scikit-hep/awkward/pull/2130
• chore: isolate nox dependencies in noxfile by @agoose77 in https://github.com/scikit-hep/awkward/pull/2136
• chore: drop unused nplike functions by @agoose77 in https://github.com/scikit-hep/awkward/pull/2138
• chore: add helpful message if cpp install is not prepared by @agoose77 in https://github.com/scikit-hep/awkward/pull/2146
• chore: move to Ruff by @henryiii in https://github.com/scikit-hep/awkward/pull/2153
• chore(deps): bump pypa/cibuildwheel from 2.11.4 to 2.12.0 by @dependabot in https://github.com/scikit-hep/awkward/pull/2133
• chore: update Ruff version by @henryiii in https://github.com/scikit-hep/awkward/pull/2174
• chore: ruff rewrite not in by @henryiii in https://github.com/scikit-hep/awkward/pull/2176
• chore: ruff rewrite dicts by @henryiii in https://github.com/scikit-hep/awkward/pull/2183

• @dsavoiu made their first contribution in https://github.com/scikit-hep/awkward/pull/2194

Full Changelog: https://github.com/scikit-hep/awkward/compare/v2.0.6...v2.0.7