Add support for defining planetary radius#2739

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VeckoTheGecko merged 25 commits into

Parcels-code:mainfrom

maureenjcohen:planetary-radius

Jul 23, 2026

Commits on Jul 9, 2026

Added SphericalMesh object to new mesh.py module. Contains only planetary radius at this time.
maureenjcohen
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Add SphericalMesh object to imports in __init__.py.
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Added SphericalMesh object unpacking to Xgrid.
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Switched self._radius = mesh.radius to None in second branch of if/else block.
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Applied SphericalMesh/radius imports to Uxgrid as well.
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Adjust assert_valid_mesh in typing to allow SphericalMesh to pass.
maureenjcohen
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Bugfix: missed colon in if isinstance(value, SphericalMesh) statement.
maureenjcohen
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Moved SphericalMesh import to top rather than within function.
maureenjcohen
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Replaced hard-coded instances of 1852 * 60 with calls to deg2m attribute.
maureenjcohen
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Added three tests: test that deg2m calculation works, test calculation for different input args (string vs SphericalMesh object, radius given or not), short advection test with radii None, Mars, Ve…
maureenjcohen
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Added a check to SphericalMesh init to catch bad values of radius: nonon-numeric, negative, or 0. Added matching tests to test_mesh. Co-authored by: Claude <noreply@anthropic.com>).
maureenjcohen
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[pre-commit.ci] auto fixes from pre-commit.com hooks
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Commits on Jul 13, 2026

Commits on Jul 23, 2026