Nick Hodgskin

Remove `postIterationCallbacks` from `ParticleSet.execute()`

1

- [x] Chose the correct base branch (`main` for v3 changes, `v4-dev` for v4 changes) - xref #1844

Clean up `Field.__init__(..., kwargs)`

1

Some of the kwargs in the Field initialiser (e.g., `dataFiles`) aren't used in the codebase, or they're used for tasks that will be implemented via other means in the v4...

Refactor ParticleData internals to use a xr.Dataset

2

Conceptually the internals of ParticleData (i.e., dictionary of 1D arrays, which all needs ot be the same length) is very similar to that of a dataframe. Migrating this across would...

xr.Dataset as core data structure for FieldSet

1

The first commit to Parcels was in September 2015 (almost 10 years ago now). Parcels has implemented `FieldSet`, `Field`, and `Grid` to manage the GCM data (in arrays) that is...

DOC: "Community Code Showcase" page

2

`parcels_contributions` houses kernels and code snippets that may be useful to the wider community, however a lot of the context around these is lost (what parcels version was used? where...

`test_mitgcm` test failing with new dask release

3

`docs/examples/example_dask_chunk_OCMs.py::test_mitgcm` has been failing in CI this week with the release of dask [`v2024.11.0`](https://docs.dask.org/en/stable/changelog.html#v2024-11-1). Downgrading to v2024.10.0 fixes the error, but it would be good to investigate and patch the...

**Correction** They have now joined [Zindi](https://zindi.africa/) so their platform will wind down. Zindi will need to be evaluated/added separately.

`Dataset.interp()` silently dropping time-like data arrays

2

### What happened? Interpolation of data arrays with time informatively errors: ```py # /// script # requires-python = ">=3.11" # dependencies = [ # "xarray[complete]@git+https://github.com/pydata/xarray.git@main", # ] # /// import...

[BUG] Improve reliability of SGRID metadata parsing

6

**What happened**: I've been working with constructing SGRID compliant datasets at https://github.com/Parcels-code/parcels , and ran into a bug in the xgcm sgrid parser. For now we're implementing our own parser,...

[DOC] Remove upper pins on documentation

4

Currently the docs are pinned: - Python to 3.9 - sphinx to 4.5.0 - other pins that were introduced to fix the build process etc. It would be good to...