boutproject/xBOUT: v0.4.0

What's Changed

• Add helper accessor to return final time slice by @mikekryjak in https://github.com/boutproject/xBOUT/pull/315
• bout.interpolate_parallel: Merge zeta chunking by @bendudson in https://github.com/boutproject/xBOUT/pull/321
• Fix comparison to geometry by @dschwoerer in https://github.com/boutproject/xBOUT/pull/318
• Fix ruff issues by @dschwoerer in https://github.com/boutproject/xBOUT/pull/322
• Some commits that should together fix the segfaults by @dschwoerer in https://github.com/boutproject/xBOUT/pull/324
• CI: Update minimum versions for tests by @dschwoerer in https://github.com/boutproject/xBOUT/pull/323
• Switch to h5netcdf as default engine by @dschwoerer in https://github.com/boutproject/xBOUT/pull/317
• Fix CI by @dschwoerer in https://github.com/boutproject/xBOUT/pull/326
• Add h5py dependency by @mikekryjak in https://github.com/boutproject/xBOUT/pull/328
• Fix concat_<side>_guards coords assignment by @mikekryjak in https://github.com/boutproject/xBOUT/pull/332
• Use assign_coords in tests by @dschwoerer in https://github.com/boutproject/xBOUT/pull/335
• Add option to change file loading engine by @mikekryjak in https://github.com/boutproject/xBOUT/pull/334
• 20x faster 2D plots by @mikekryjak in https://github.com/boutproject/xBOUT/pull/337
• Fix CI: apt update on runner, file lock race condition by @mikekryjak in https://github.com/boutproject/xBOUT/pull/341
• Fast loading of multi-file BOUT++ datasets by @bendudson in https://github.com/boutproject/xBOUT/pull/336
• Accelerate collect() by switching to lazy loading by @mikekryjak in https://github.com/boutproject/xBOUT/pull/340
• License update by @dschwoerer in https://github.com/boutproject/xBOUT/pull/316
• Create BoutOptionsFile with grid if available by @mikekryjak in https://github.com/boutproject/xBOUT/pull/339
• Simplify import again by @dschwoerer in https://github.com/boutproject/xBOUT/pull/343
• Import ADIOS2 only when actually used to remove warning by @mikekryjak in https://github.com/boutproject/xBOUT/pull/342
• Remove t_array to prevent duplicate times in dataset by @mikekryjak in https://github.com/boutproject/xBOUT/pull/346
• Fix lazy loading when using pathlib.Path and resolve test failures by @dschwoerer in https://github.com/boutproject/xBOUT/pull/347
• to_restart: fix _FillValue incompatibility by @mikekryjak in https://github.com/boutproject/xBOUT/pull/349
• ADIOS2 format writer by @bendudson in https://github.com/boutproject/xBOUT/pull/348

Full Changelog: https://github.com/boutproject/xBOUT/compare/v0.3.8...v0.4.0