Remove analytical output

.github/workflows/ci.yml

@@ -81,8 +81,9 @@ jobs:
         # TODO v4: Re-enable `tutorial_particle_field_interaction`
         # TODO v4: Re-enable `tutorial_croco_3D`
         # TODO v4: Re-enable `tutorial_nemo_3D` (https://github.com/OceanParcels/Parcels/pull/1936#issuecomment-2717666705)
+        # TODO v4: Re-enable `tutorial_analyticaladvection`
         run: |
-          coverage run -m pytest -v -s --nbval-lax -k "not documentation and not tutorial_periodic_boundaries and not tutorial_timevaryingdepthdimensions and not tutorial_particle_field_interaction and not tutorial_croco_3D and not tutorial_nemo_3D" --html="${{ matrix.os }}_${{ matrix.python-version }}_integration_test_report.html" --self-contained-html docs/examples
+          coverage run -m pytest -v -s --nbval-lax -k "not documentation and not tutorial_periodic_boundaries and not tutorial_timevaryingdepthdimensions and not tutorial_particle_field_interaction and not tutorial_croco_3D and not tutorial_nemo_3D and not tutorial_analyticaladvection" --html="${{ matrix.os }}_${{ matrix.python-version }}_integration_test_report.html" --self-contained-html docs/examples
           coverage xml
       - name: Codecov
         uses: codecov/codecov-action@v5.3.1

parcels/kernel.py

@@ -208,8 +208,6 @@ def check_fieldsets_in_kernels(self, pyfunc):  # TODO v4: this can go into anoth
         """
         if self.fieldset is not None:
             if pyfunc is AdvectionAnalytical:
-                if self.fieldset.particlefile is not None:
-                    self.fieldset.particlefile._is_analytical = True
                 if self._fieldset.U.interp_method != "cgrid_velocity":
                     raise NotImplementedError("Analytical Advection only works with C-grids")
                 if self._fieldset.U.grid._gtype not in [GridType.CurvilinearZGrid, GridType.RectilinearZGrid]:

parcels/particlefile.py

@@ -64,7 +64,6 @@ def __init__(self, name, particleset, outputdt, chunks=None, create_new_zarrfile
                 self.vars_to_write[var.name] = var.dtype
         self._mpi_rank = MPI.COMM_WORLD.Get_rank() if MPI else 0
         self.particleset.fieldset._particlefile = self
-        self._is_analytical = False  # Flag to indicate if ParticleFile is used for analytical trajectories
 
         # Reset obs_written of each particle, in case new ParticleFile created for a ParticleSet
         particleset.particledata.setallvardata("obs_written", 0)

parcels/particleset.py

@@ -1078,10 +1078,7 @@ def execute(
 
             if abs(time - next_output) < tol:
                 if output_file:
-                    if output_file._is_analytical:  # output analytical solution at later time
-                        output_file.write_latest_locations(self, time)
-                    else:
-                        output_file.write(self, time_at_startofloop)
+                    output_file.write(self, time_at_startofloop)
                 if np.isfinite(outputdt):
                     next_output += outputdt * np.sign(dt)
 

pyproject.toml

@@ -46,7 +46,7 @@ platforms = ["win-64", "linux-64", "osx-64", "osx-arm64"]
 
 [tool.pixi.tasks]
 tests = "pytest"
-tests-notebooks = "pytest -v -s --nbval-lax -k 'not documentation and not tutorial_periodic_boundaries and not tutorial_timevaryingdepthdimensions and not tutorial_particle_field_interaction and not tutorial_croco_3D and not tutorial_nemo_3D'" # TODO v4: Mirror ci.yml for notebooks being run
+tests-notebooks = "pytest -v -s --nbval-lax -k 'not documentation and not tutorial_periodic_boundaries and not tutorial_timevaryingdepthdimensions and not tutorial_particle_field_interaction and not tutorial_croco_3D and not tutorial_nemo_3D and not tutorial_analyticaladvection'" # TODO v4: Mirror ci.yml for notebooks being run
 coverage = "coverage run -m pytest && coverage html"
 typing = "mypy parcels"
 pre-commit = "pre-commit run --all-files"

tests/test_advection.py

@@ -634,6 +634,8 @@ def test_analyticalAgrid():
         pset.execute(AdvectionAnalytical, runtime=1)
 
 
+@pytest.mark.v4alpha
+@pytest.mark.xfail(reason="GH1927")
 @pytest.mark.parametrize("u", [1, -0.2, -0.3, 0])
 @pytest.mark.parametrize("v", [1, -0.3, 0, -1])
 @pytest.mark.parametrize("w", [None, 1, -0.3, 0, -1])