DMSC Integration Testing

chopper_name = 'WBC-3_chopper'
workflow = <sciline.pipeline.Pipeline object at 0x7fe5ec209bb0>
coda_nexus_file_path = PosixPath('/ess/data/coda/999999/raw/coda_freia_999999_00022381.hdf')
to_disk_choppers = <function _to_disk_choppers at 0x7fe6a56ac5e0>
check_disk_chopper = <function _check_disk_chopper at 0x7fe64da91940>

    @pytest.mark.parametrize(
        "chopper_name",
        [
            "FOC-1_chopper",
            "FOC-2_chopper",
            "FOC-3_chopper",
            "WBC-1_chopper",
            "WBC-2_chopper",
            "WBC-3_chopper",
            "WFM-1_chopper",
            "WFM-2_chopper",
        ],
    )
    def test_freia_read_choppers_to_disk_choppers(
        chopper_name: str,
        workflow: sciline.Pipeline,
        coda_nexus_file_path: Path,
        to_disk_choppers: Callable,
        check_disk_chopper: Callable,
    ) -> None:
        workflow[Filename[SampleRun]] = coda_nexus_file_path
        choppers = workflow.compute(RawChoppers[SampleRun])
    
>       disk_choppers = to_disk_choppers({chopper_name: choppers[chopper_name]})
                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

tests/nexusfiles-scipp/freia/freia_load_nexus_test.py:135: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
tests/nexusfiles-scipp/conftest.py:30: in _to_disk_choppers
    key: DiskChopper.from_nexus(
.tox/nexusfiles-scipp-freia/lib/python3.12/site-packages/scippneutron/chopper/disk_chopper.py:352: in from_nexus
    frequency = _get_0d_variable(chopper, 'rotation_speed_setpoint')
                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

dg = {'beam_position': <scipp.Variable> ()    float64            [deg]  0, 'type': <DiskChopperType.single: 'Chopper type s...iable> ()    vector3              [m]  (0, 0, 0), 'transform': <scipp.Variable> ()      int64  [dimensionless]  1, ...}
name = 'rotation_speed_setpoint'

    def _get_0d_variable(
        dg: Mapping[str, sc.Variable | sc.DataArray], name: str
    ) -> sc.Variable:
        if (val := dg.get(name)) is None:
            raise ValueError(f"Chopper field '{name}' is missing")
    
        msg = (
            "Chopper field '{name}' must be a scalar variable, {got}. "
            "See the chopper user-guide for more information: "
            "https://scipp.github.io/scippneutron/user-guide/chopper/processing-nexus-choppers.html"
        )
    
        if isinstance(val, sc.DataArray):
            val = val.data
        if not isinstance(val, sc.Variable):
            raise TypeError(msg.format(name=name, got=f'got a {type(val)}'))
        val = val.squeeze()
        if val.ndim != 0:
>           raise sc.DimensionError(
                msg.format(name=name, got=f'got a {val.ndim}d variable')
            )
E           scipp._scipp.core.DimensionError: Chopper field 'rotation_speed_setpoint' must be a scalar variable, got a 1d variable. See the chopper user-guide for more information: https://scipp.github.io/scippneutron/user-guide/chopper/processing-nexus-choppers.html

.tox/nexusfiles-scipp-freia/lib/python3.12/site-packages/scippneutron/chopper/disk_chopper.py:686: DimensionError

chopper_name = 'WBC-3_chopper'
workflow = <sciline.pipeline.Pipeline object at 0x7f33283d5160>
coda_nexus_file_path = PosixPath('/ess/data/coda/999999/raw/coda_freia_999999_00022251.hdf')
to_disk_choppers = <function _to_disk_choppers at 0x7f33e2bc05e0>
check_disk_chopper = <function _check_disk_chopper at 0x7f338afc5940>

    @pytest.mark.parametrize(
        "chopper_name",
        [
            "FOC-1_chopper",
            "FOC-2_chopper",
            "FOC-3_chopper",
            "WBC-1_chopper",
            "WBC-2_chopper",
            "WBC-3_chopper",
            "WFM-1_chopper",
            "WFM-2_chopper",
        ],
    )
    def test_freia_read_choppers_to_disk_choppers(
        chopper_name: str,
        workflow: sciline.Pipeline,
        coda_nexus_file_path: Path,
        to_disk_choppers: Callable,
        check_disk_chopper: Callable,
    ) -> None:
        workflow[Filename[SampleRun]] = coda_nexus_file_path
        choppers = workflow.compute(RawChoppers[SampleRun])
    
>       disk_choppers = to_disk_choppers({chopper_name: choppers[chopper_name]})
                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

tests/nexusfiles-scipp/freia/freia_load_nexus_test.py:135: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
tests/nexusfiles-scipp/conftest.py:30: in _to_disk_choppers
    key: DiskChopper.from_nexus(
.tox/nexusfiles-scipp-freia/lib/python3.12/site-packages/scippneutron/chopper/disk_chopper.py:352: in from_nexus
    frequency = _get_0d_variable(chopper, 'rotation_speed_setpoint')
                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

dg = {'beam_position': <scipp.Variable> ()    float64            [deg]  0, 'type': <DiskChopperType.single: 'Chopper type s...iable> ()    vector3              [m]  (0, 0, 0), 'transform': <scipp.Variable> ()      int64  [dimensionless]  1, ...}
name = 'rotation_speed_setpoint'

    def _get_0d_variable(
        dg: Mapping[str, sc.Variable | sc.DataArray], name: str
    ) -> sc.Variable:
        if (val := dg.get(name)) is None:
            raise ValueError(f"Chopper field '{name}' is missing")
    
        msg = (
            "Chopper field '{name}' must be a scalar variable, {got}. "
            "See the chopper user-guide for more information: "
            "https://scipp.github.io/scippneutron/user-guide/chopper/processing-nexus-choppers.html"
        )
    
        if isinstance(val, sc.DataArray):
            val = val.data
        if not isinstance(val, sc.Variable):
            raise TypeError(msg.format(name=name, got=f'got a {type(val)}'))
        val = val.squeeze()
        if val.ndim != 0:
>           raise sc.DimensionError(
                msg.format(name=name, got=f'got a {val.ndim}d variable')
            )
E           scipp._scipp.core.DimensionError: Chopper field 'rotation_speed_setpoint' must be a scalar variable, got a 1d variable. See the chopper user-guide for more information: https://scipp.github.io/scippneutron/user-guide/chopper/processing-nexus-choppers.html

.tox/nexusfiles-scipp-freia/lib/python3.12/site-packages/scippneutron/chopper/disk_chopper.py:686: DimensionError

chopper_name = 'WBC-3_chopper'
workflow = <sciline.pipeline.Pipeline object at 0x7fc5f7549eb0>
coda_nexus_file_path = PosixPath('/ess/data/coda/999999/raw/coda_freia_999999_00022111.hdf')
to_disk_choppers = <function _to_disk_choppers at 0x7fc6a1bfae80>
check_disk_chopper = <function _check_disk_chopper at 0x7fc64f9098a0>

    @pytest.mark.parametrize(
        "chopper_name",
        [
            "FOC-1_chopper",
            "FOC-2_chopper",
            "FOC-3_chopper",
            "WBC-1_chopper",
            "WBC-2_chopper",
            "WBC-3_chopper",
            "WFM-1_chopper",
            "WFM-2_chopper",
        ],
    )
    def test_freia_read_choppers_to_disk_choppers(
        chopper_name: str,
        workflow: sciline.Pipeline,
        coda_nexus_file_path: Path,
        to_disk_choppers: Callable,
        check_disk_chopper: Callable,
    ) -> None:
        workflow[Filename[SampleRun]] = coda_nexus_file_path
        choppers = workflow.compute(RawChoppers[SampleRun])
    
>       disk_choppers = to_disk_choppers({chopper_name: choppers[chopper_name]})
                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

tests/nexusfiles-scipp/freia/freia_load_nexus_test.py:143: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
tests/nexusfiles-scipp/conftest.py:89: in _to_disk_choppers
    key: DiskChopper.from_nexus(
.tox/nexusfiles-scipp-freia/lib/python3.12/site-packages/scippneutron/chopper/disk_chopper.py:352: in from_nexus
    frequency = _get_0d_variable(chopper, 'rotation_speed_setpoint')
                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

dg = {'beam_position': <scipp.Variable> ()    float64            [deg]  0, 'type': <DiskChopperType.single: 'Chopper type s...iable> ()    vector3              [m]  (0, 0, 0), 'transform': <scipp.Variable> ()      int64  [dimensionless]  1, ...}
name = 'rotation_speed_setpoint'

    def _get_0d_variable(
        dg: Mapping[str, sc.Variable | sc.DataArray], name: str
    ) -> sc.Variable:
        if (val := dg.get(name)) is None:
            raise ValueError(f"Chopper field '{name}' is missing")
    
        msg = (
            "Chopper field '{name}' must be a scalar variable, {got}. "
            "See the chopper user-guide for more information: "
            "https://scipp.github.io/scippneutron/user-guide/chopper/processing-nexus-choppers.html"
        )
    
        if isinstance(val, sc.DataArray):
            val = val.data
        if not isinstance(val, sc.Variable):
            raise TypeError(msg.format(name=name, got=f'got a {type(val)}'))
        val = val.squeeze()
        if val.ndim != 0:
>           raise sc.DimensionError(
                msg.format(name=name, got=f'got a {val.ndim}d variable')
            )
E           scipp._scipp.core.DimensionError: Chopper field 'rotation_speed_setpoint' must be a scalar variable, got a 1d variable. See the chopper user-guide for more information: https://scipp.github.io/scippneutron/user-guide/chopper/processing-nexus-choppers.html

.tox/nexusfiles-scipp-freia/lib/python3.12/site-packages/scippneutron/chopper/disk_chopper.py:686: DimensionError

chopper_name = 'WBC-3_chopper'
workflow = <sciline.pipeline.Pipeline object at 0x7f6b7bd2e720>
coda_nexus_file_path = PosixPath('/ess/data/coda/999999/raw/coda_freia_999999_00021971.hdf')
to_disk_choppers = <function _to_disk_choppers at 0x7f6bd56f14e0>
check_disk_chopper = <function _check_disk_chopper at 0x7f6bd3a65440>

    @pytest.mark.parametrize(
        "chopper_name",
        [
            "FOC-1_chopper",
            "FOC-2_chopper",
            "FOC-3_chopper",
            "WBC-1_chopper",
            "WBC-2_chopper",
            "WBC-3_chopper",
            "WFM-1_chopper",
            "WFM-2_chopper",
        ],
    )
    def test_freia_read_choppers_to_disk_choppers(
        chopper_name: str,
        workflow: sciline.Pipeline,
        coda_nexus_file_path: Path,
        to_disk_choppers: Callable,
        check_disk_chopper: Callable,
    ) -> None:
        workflow[Filename[SampleRun]] = coda_nexus_file_path
        choppers = workflow.compute(RawChoppers[SampleRun])
    
>       disk_choppers = to_disk_choppers({chopper_name: choppers[chopper_name]})
                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

tests/nexusfiles-scipp/freia/freia_load_nexus_test.py:143: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
tests/nexusfiles-scipp/conftest.py:89: in _to_disk_choppers
    key: DiskChopper.from_nexus(
.tox/nexusfiles-scipp-freia/lib/python3.12/site-packages/scippneutron/chopper/disk_chopper.py:352: in from_nexus
    frequency = _get_0d_variable(chopper, 'rotation_speed_setpoint')
                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

dg = {'beam_position': <scipp.Variable> ()    float64            [deg]  0, 'type': <DiskChopperType.single: 'Chopper type s...iable> ()    vector3              [m]  (0, 0, 0), 'transform': <scipp.Variable> ()      int64  [dimensionless]  1, ...}
name = 'rotation_speed_setpoint'

    def _get_0d_variable(
        dg: Mapping[str, sc.Variable | sc.DataArray], name: str
    ) -> sc.Variable:
        if (val := dg.get(name)) is None:
            raise ValueError(f"Chopper field '{name}' is missing")
    
        msg = (
            "Chopper field '{name}' must be a scalar variable, {got}. "
            "See the chopper user-guide for more information: "
            "https://scipp.github.io/scippneutron/user-guide/chopper/processing-nexus-choppers.html"
        )
    
        if isinstance(val, sc.DataArray):
            val = val.data
        if not isinstance(val, sc.Variable):
            raise TypeError(msg.format(name=name, got=f'got a {type(val)}'))
        val = val.squeeze()
        if val.ndim != 0:
>           raise sc.DimensionError(
                msg.format(name=name, got=f'got a {val.ndim}d variable')
            )
E           scipp._scipp.core.DimensionError: Chopper field 'rotation_speed_setpoint' must be a scalar variable, got a 1d variable. See the chopper user-guide for more information: https://scipp.github.io/scippneutron/user-guide/chopper/processing-nexus-choppers.html

.tox/nexusfiles-scipp-freia/lib/python3.12/site-packages/scippneutron/chopper/disk_chopper.py:686: DimensionError

chopper_name = 'WBC-3_chopper'
workflow = <sciline.pipeline.Pipeline object at 0x7f3c71b5d2e0>
coda_nexus_file_path = PosixPath('/ess/data/coda/999999/raw/coda_freia_999999_00021837.hdf')
to_disk_choppers = <function _to_disk_choppers at 0x7f3ccb6514e0>
check_disk_chopper = <function _check_disk_chopper at 0x7f3cc97d5580>

    @pytest.mark.parametrize(
        "chopper_name",
        [
            "FOC-1_chopper",
            "FOC-2_chopper",
            "FOC-3_chopper",
            "WBC-1_chopper",
            "WBC-2_chopper",
            "WBC-3_chopper",
            "WFM-1_chopper",
            "WFM-2_chopper",
        ],
    )
    def test_freia_read_choppers_to_disk_choppers(
        chopper_name: str,
        workflow: sciline.Pipeline,
        coda_nexus_file_path: Path,
        to_disk_choppers: Callable,
        check_disk_chopper: Callable,
    ) -> None:
        workflow[Filename[SampleRun]] = coda_nexus_file_path
        choppers = workflow.compute(RawChoppers[SampleRun])
    
>       disk_choppers = to_disk_choppers({chopper_name: choppers[chopper_name]})
                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

tests/nexusfiles-scipp/freia/freia_load_nexus_test.py:143: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
tests/nexusfiles-scipp/conftest.py:89: in _to_disk_choppers
    key: DiskChopper.from_nexus(
.tox/nexusfiles-scipp-freia/lib/python3.12/site-packages/scippneutron/chopper/disk_chopper.py:352: in from_nexus
    frequency = _get_0d_variable(chopper, 'rotation_speed_setpoint')
                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

dg = {'beam_position': <scipp.Variable> ()    float64            [deg]  0, 'type': <DiskChopperType.single: 'Chopper type s...iable> ()    vector3              [m]  (0, 0, 0), 'transform': <scipp.Variable> ()      int64  [dimensionless]  1, ...}
name = 'rotation_speed_setpoint'

    def _get_0d_variable(
        dg: Mapping[str, sc.Variable | sc.DataArray], name: str
    ) -> sc.Variable:
        if (val := dg.get(name)) is None:
            raise ValueError(f"Chopper field '{name}' is missing")
    
        msg = (
            "Chopper field '{name}' must be a scalar variable, {got}. "
            "See the chopper user-guide for more information: "
            "https://scipp.github.io/scippneutron/user-guide/chopper/processing-nexus-choppers.html"
        )
    
        if isinstance(val, sc.DataArray):
            val = val.data
        if not isinstance(val, sc.Variable):
            raise TypeError(msg.format(name=name, got=f'got a {type(val)}'))
        val = val.squeeze()
        if val.ndim != 0:
>           raise sc.DimensionError(
                msg.format(name=name, got=f'got a {val.ndim}d variable')
            )
E           scipp._scipp.core.DimensionError: Chopper field 'rotation_speed_setpoint' must be a scalar variable, got a 1d variable. See the chopper user-guide for more information: https://scipp.github.io/scippneutron/user-guide/chopper/processing-nexus-choppers.html

.tox/nexusfiles-scipp-freia/lib/python3.12/site-packages/scippneutron/chopper/disk_chopper.py:686: DimensionError

chopper_name = 'WBC-3_chopper'
workflow = <sciline.pipeline.Pipeline object at 0x7fe280228f80>
coda_nexus_file_path = PosixPath('/ess/data/coda/999999/raw/coda_freia_999999_00021697.hdf')
to_disk_choppers = <function _to_disk_choppers at 0x7fe2d9d2d4e0>
check_disk_chopper = <function _check_disk_chopper at 0x7fe2d8269440>

    @pytest.mark.parametrize(
        "chopper_name",
        [
            "FOC-1_chopper",
            "FOC-2_chopper",
            "FOC-3_chopper",
            "WBC-1_chopper",
            "WBC-2_chopper",
            "WBC-3_chopper",
            "WFM-1_chopper",
            "WFM-2_chopper",
        ],
    )
    def test_freia_read_choppers_to_disk_choppers(
        chopper_name: str,
        workflow: sciline.Pipeline,
        coda_nexus_file_path: Path,
        to_disk_choppers: Callable,
        check_disk_chopper: Callable,
    ) -> None:
        workflow[Filename[SampleRun]] = coda_nexus_file_path
        choppers = workflow.compute(RawChoppers[SampleRun])
    
>       disk_choppers = to_disk_choppers({chopper_name: choppers[chopper_name]})
                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

tests/nexusfiles-scipp/freia/freia_load_nexus_test.py:143: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
tests/nexusfiles-scipp/conftest.py:89: in _to_disk_choppers
    key: DiskChopper.from_nexus(
.tox/nexusfiles-scipp-freia/lib/python3.12/site-packages/scippneutron/chopper/disk_chopper.py:352: in from_nexus
    frequency = _get_0d_variable(chopper, 'rotation_speed_setpoint')
                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

dg = {'beam_position': <scipp.Variable> ()    float64            [deg]  0, 'type': <DiskChopperType.single: 'Chopper type s...iable> ()    vector3              [m]  (0, 0, 0), 'transform': <scipp.Variable> ()      int64  [dimensionless]  1, ...}
name = 'rotation_speed_setpoint'

    def _get_0d_variable(
        dg: Mapping[str, sc.Variable | sc.DataArray], name: str
    ) -> sc.Variable:
        if (val := dg.get(name)) is None:
            raise ValueError(f"Chopper field '{name}' is missing")
    
        msg = (
            "Chopper field '{name}' must be a scalar variable, {got}. "
            "See the chopper user-guide for more information: "
            "https://scipp.github.io/scippneutron/user-guide/chopper/processing-nexus-choppers.html"
        )
    
        if isinstance(val, sc.DataArray):
            val = val.data
        if not isinstance(val, sc.Variable):
            raise TypeError(msg.format(name=name, got=f'got a {type(val)}'))
        val = val.squeeze()
        if val.ndim != 0:
>           raise sc.DimensionError(
                msg.format(name=name, got=f'got a {val.ndim}d variable')
            )
E           scipp._scipp.core.DimensionError: Chopper field 'rotation_speed_setpoint' must be a scalar variable, got a 1d variable. See the chopper user-guide for more information: https://scipp.github.io/scippneutron/user-guide/chopper/processing-nexus-choppers.html

.tox/nexusfiles-scipp-freia/lib/python3.12/site-packages/scippneutron/chopper/disk_chopper.py:686: DimensionError

chopper_name = 'WBC-3_chopper'
workflow = <sciline.pipeline.Pipeline object at 0x7f64788ac9e0>
coda_nexus_file_path = PosixPath('/ess/data/coda/999999/raw/coda_freia_999999_00021557.hdf')
to_disk_choppers = <function _to_disk_choppers at 0x7f64d251d4e0>
check_disk_chopper = <function _check_disk_chopper at 0x7f64d0ef1440>

    @pytest.mark.parametrize(
        "chopper_name",
        [
            "FOC-1_chopper",
            "FOC-2_chopper",
            "FOC-3_chopper",
            "WBC-1_chopper",
            "WBC-2_chopper",
            "WBC-3_chopper",
            "WFM-1_chopper",
            "WFM-2_chopper",
        ],
    )
    def test_freia_read_choppers_to_disk_choppers(
        chopper_name: str,
        workflow: sciline.Pipeline,
        coda_nexus_file_path: Path,
        to_disk_choppers: Callable,
        check_disk_chopper: Callable,
    ) -> None:
        workflow[Filename[SampleRun]] = coda_nexus_file_path
        choppers = workflow.compute(RawChoppers[SampleRun])
    
>       disk_choppers = to_disk_choppers({chopper_name: choppers[chopper_name]})
                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

tests/nexusfiles-scipp/freia/freia_load_nexus_test.py:143: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
tests/nexusfiles-scipp/conftest.py:89: in _to_disk_choppers
    key: DiskChopper.from_nexus(
.tox/nexusfiles-scipp-freia/lib/python3.12/site-packages/scippneutron/chopper/disk_chopper.py:352: in from_nexus
    frequency = _get_0d_variable(chopper, 'rotation_speed_setpoint')
                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

dg = {'beam_position': <scipp.Variable> ()    float64            [deg]  0, 'type': <DiskChopperType.single: 'Chopper type s...iable> ()    vector3              [m]  (0, 0, 0), 'transform': <scipp.Variable> ()      int64  [dimensionless]  1, ...}
name = 'rotation_speed_setpoint'

    def _get_0d_variable(
        dg: Mapping[str, sc.Variable | sc.DataArray], name: str
    ) -> sc.Variable:
        if (val := dg.get(name)) is None:
            raise ValueError(f"Chopper field '{name}' is missing")
    
        msg = (
            "Chopper field '{name}' must be a scalar variable, {got}. "
            "See the chopper user-guide for more information: "
            "https://scipp.github.io/scippneutron/user-guide/chopper/processing-nexus-choppers.html"
        )
    
        if isinstance(val, sc.DataArray):
            val = val.data
        if not isinstance(val, sc.Variable):
            raise TypeError(msg.format(name=name, got=f'got a {type(val)}'))
        val = val.squeeze()
        if val.ndim != 0:
>           raise sc.DimensionError(
                msg.format(name=name, got=f'got a {val.ndim}d variable')
            )
E           scipp._scipp.core.DimensionError: Chopper field 'rotation_speed_setpoint' must be a scalar variable, got a 1d variable. See the chopper user-guide for more information: https://scipp.github.io/scippneutron/user-guide/chopper/processing-nexus-choppers.html

.tox/nexusfiles-scipp-freia/lib/python3.12/site-packages/scippneutron/chopper/disk_chopper.py:686: DimensionError

chopper_name = 'WBC-3_chopper'
workflow = <sciline.pipeline.Pipeline object at 0x7fa5ddbddd60>
coda_nexus_file_path = PosixPath('/ess/data/coda/999999/raw/coda_freia_999999_00021417.hdf')
to_disk_choppers = <function _to_disk_choppers at 0x7fa6377f14e0>
check_disk_chopper = <function _check_disk_chopper at 0x7fa636141440>

    @pytest.mark.parametrize(
        "chopper_name",
        [
            "FOC-1_chopper",
            "FOC-2_chopper",
            "FOC-3_chopper",
            "WBC-1_chopper",
            "WBC-2_chopper",
            "WBC-3_chopper",
            "WFM-1_chopper",
            "WFM-2_chopper",
        ],
    )
    def test_freia_read_choppers_to_disk_choppers(
        chopper_name: str,
        workflow: sciline.Pipeline,
        coda_nexus_file_path: Path,
        to_disk_choppers: Callable,
        check_disk_chopper: Callable,
    ) -> None:
        workflow[Filename[SampleRun]] = coda_nexus_file_path
        choppers = workflow.compute(RawChoppers[SampleRun])
    
>       disk_choppers = to_disk_choppers({chopper_name: choppers[chopper_name]})
                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

tests/nexusfiles-scipp/freia/freia_load_nexus_test.py:143: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
tests/nexusfiles-scipp/conftest.py:89: in _to_disk_choppers
    key: DiskChopper.from_nexus(
.tox/nexusfiles-scipp-freia/lib/python3.12/site-packages/scippneutron/chopper/disk_chopper.py:352: in from_nexus
    frequency = _get_0d_variable(chopper, 'rotation_speed_setpoint')
                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

dg = {'beam_position': <scipp.Variable> ()    float64            [deg]  0, 'type': <DiskChopperType.single: 'Chopper type s...iable> ()    vector3              [m]  (0, 0, 0), 'transform': <scipp.Variable> ()      int64  [dimensionless]  1, ...}
name = 'rotation_speed_setpoint'

    def _get_0d_variable(
        dg: Mapping[str, sc.Variable | sc.DataArray], name: str
    ) -> sc.Variable:
        if (val := dg.get(name)) is None:
            raise ValueError(f"Chopper field '{name}' is missing")
    
        msg = (
            "Chopper field '{name}' must be a scalar variable, {got}. "
            "See the chopper user-guide for more information: "
            "https://scipp.github.io/scippneutron/user-guide/chopper/processing-nexus-choppers.html"
        )
    
        if isinstance(val, sc.DataArray):
            val = val.data
        if not isinstance(val, sc.Variable):
            raise TypeError(msg.format(name=name, got=f'got a {type(val)}'))
        val = val.squeeze()
        if val.ndim != 0:
>           raise sc.DimensionError(
                msg.format(name=name, got=f'got a {val.ndim}d variable')
            )
E           scipp._scipp.core.DimensionError: Chopper field 'rotation_speed_setpoint' must be a scalar variable, got a 1d variable. See the chopper user-guide for more information: https://scipp.github.io/scippneutron/user-guide/chopper/processing-nexus-choppers.html

.tox/nexusfiles-scipp-freia/lib/python3.12/site-packages/scippneutron/chopper/disk_chopper.py:686: DimensionError

chopper_name = 'WBC-3_chopper'
workflow = <sciline.pipeline.Pipeline object at 0x7f06d4013ef0>
coda_nexus_file_path = PosixPath('/ess/data/coda/999999/raw/coda_freia_999999_00021267.hdf')
to_disk_choppers = <function _to_disk_choppers at 0x7f072d9854e0>
check_disk_chopper = <function _check_disk_chopper at 0x7f072bd29580>

    @pytest.mark.parametrize(
        "chopper_name",
        [
            "FOC-1_chopper",
            "FOC-2_chopper",
            "FOC-3_chopper",
            "WBC-1_chopper",
            "WBC-2_chopper",
            "WBC-3_chopper",
            "WFM-1_chopper",
            "WFM-2_chopper",
        ],
    )
    def test_freia_read_choppers_to_disk_choppers(
        chopper_name: str,
        workflow: sciline.Pipeline,
        coda_nexus_file_path: Path,
        to_disk_choppers: Callable,
        check_disk_chopper: Callable,
    ) -> None:
        workflow[Filename[SampleRun]] = coda_nexus_file_path
        choppers = workflow.compute(RawChoppers[SampleRun])
    
>       disk_choppers = to_disk_choppers({chopper_name: choppers[chopper_name]})
                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

tests/nexusfiles-scipp/freia/freia_load_nexus_test.py:143: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
tests/nexusfiles-scipp/conftest.py:89: in _to_disk_choppers
    key: DiskChopper.from_nexus(
.tox/nexusfiles-scipp-freia/lib/python3.12/site-packages/scippneutron/chopper/disk_chopper.py:352: in from_nexus
    frequency = _get_0d_variable(chopper, 'rotation_speed_setpoint')
                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

dg = {'beam_position': <scipp.Variable> ()    float64            [deg]  0, 'type': <DiskChopperType.single: 'Chopper type s...iable> ()    vector3              [m]  (0, 0, 0), 'transform': <scipp.Variable> ()      int64  [dimensionless]  1, ...}
name = 'rotation_speed_setpoint'

    def _get_0d_variable(
        dg: Mapping[str, sc.Variable | sc.DataArray], name: str
    ) -> sc.Variable:
        if (val := dg.get(name)) is None:
            raise ValueError(f"Chopper field '{name}' is missing")
    
        msg = (
            "Chopper field '{name}' must be a scalar variable, {got}. "
            "See the chopper user-guide for more information: "
            "https://scipp.github.io/scippneutron/user-guide/chopper/processing-nexus-choppers.html"
        )
    
        if isinstance(val, sc.DataArray):
            val = val.data
        if not isinstance(val, sc.Variable):
            raise TypeError(msg.format(name=name, got=f'got a {type(val)}'))
        val = val.squeeze()
        if val.ndim != 0:
>           raise sc.DimensionError(
                msg.format(name=name, got=f'got a {val.ndim}d variable')
            )
E           scipp._scipp.core.DimensionError: Chopper field 'rotation_speed_setpoint' must be a scalar variable, got a 1d variable. See the chopper user-guide for more information: https://scipp.github.io/scippneutron/user-guide/chopper/processing-nexus-choppers.html

.tox/nexusfiles-scipp-freia/lib/python3.12/site-packages/scippneutron/chopper/disk_chopper.py:686: DimensionError

chopper_name = 'WBC-3_chopper'
workflow = <sciline.pipeline.Pipeline object at 0x7f0ae97ab2f0>
coda_nexus_file_path = PosixPath('/ess/data/coda/999999/raw/coda_freia_999999_00021127.hdf')
to_disk_choppers = <function _to_disk_choppers at 0x7f0b433314e0>
check_disk_chopper = <function _check_disk_chopper at 0x7f0b414b1580>

    @pytest.mark.parametrize(
        "chopper_name",
        [
            "FOC-1_chopper",
            "FOC-2_chopper",
            "FOC-3_chopper",
            "WBC-1_chopper",
            "WBC-2_chopper",
            "WBC-3_chopper",
            "WFM-1_chopper",
            "WFM-2_chopper",
        ],
    )
    def test_freia_read_choppers_to_disk_choppers(
        chopper_name: str,
        workflow: sciline.Pipeline,
        coda_nexus_file_path: Path,
        to_disk_choppers: Callable,
        check_disk_chopper: Callable,
    ) -> None:
        workflow[Filename[SampleRun]] = coda_nexus_file_path
        choppers = workflow.compute(RawChoppers[SampleRun])
    
>       disk_choppers = to_disk_choppers({chopper_name: choppers[chopper_name]})
                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

tests/nexusfiles-scipp/freia/freia_load_nexus_test.py:143: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
tests/nexusfiles-scipp/conftest.py:89: in _to_disk_choppers
    key: DiskChopper.from_nexus(
.tox/nexusfiles-scipp-freia/lib/python3.12/site-packages/scippneutron/chopper/disk_chopper.py:352: in from_nexus
    frequency = _get_0d_variable(chopper, 'rotation_speed_setpoint')
                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

dg = {'beam_position': <scipp.Variable> ()    float64            [deg]  0, 'type': <DiskChopperType.single: 'Chopper type s...iable> ()    vector3              [m]  (0, 0, 0), 'transform': <scipp.Variable> ()      int64  [dimensionless]  1, ...}
name = 'rotation_speed_setpoint'

    def _get_0d_variable(
        dg: Mapping[str, sc.Variable | sc.DataArray], name: str
    ) -> sc.Variable:
        if (val := dg.get(name)) is None:
            raise ValueError(f"Chopper field '{name}' is missing")
    
        msg = (
            "Chopper field '{name}' must be a scalar variable, {got}. "
            "See the chopper user-guide for more information: "
            "https://scipp.github.io/scippneutron/user-guide/chopper/processing-nexus-choppers.html"
        )
    
        if isinstance(val, sc.DataArray):
            val = val.data
        if not isinstance(val, sc.Variable):
            raise TypeError(msg.format(name=name, got=f'got a {type(val)}'))
        val = val.squeeze()
        if val.ndim != 0:
>           raise sc.DimensionError(
                msg.format(name=name, got=f'got a {val.ndim}d variable')
            )
E           scipp._scipp.core.DimensionError: Chopper field 'rotation_speed_setpoint' must be a scalar variable, got a 1d variable. See the chopper user-guide for more information: https://scipp.github.io/scippneutron/user-guide/chopper/processing-nexus-choppers.html

.tox/nexusfiles-scipp-freia/lib/python3.12/site-packages/scippneutron/chopper/disk_chopper.py:686: DimensionError

chopper_name = 'WBC-3_chopper'
workflow = <sciline.pipeline.Pipeline object at 0x7f213d3d9d90>
coda_nexus_file_path = PosixPath('/ess/data/coda/999999/raw/coda_freia_999999_00020987.hdf')
to_disk_choppers = <function _to_disk_choppers at 0x7f216ec2d4e0>
check_disk_chopper = <function _check_disk_chopper at 0x7f216d1b1440>

    @pytest.mark.parametrize(
        "chopper_name",
        [
            "FOC-1_chopper",
            "FOC-2_chopper",
            "FOC-3_chopper",
            "WBC-1_chopper",
            "WBC-2_chopper",
            "WBC-3_chopper",
            "WFM-1_chopper",
            "WFM-2_chopper",
        ],
    )
    def test_freia_read_choppers_to_disk_choppers(
        chopper_name: str,
        workflow: sciline.Pipeline,
        coda_nexus_file_path: Path,
        to_disk_choppers: Callable,
        check_disk_chopper: Callable,
    ) -> None:
        workflow[Filename[SampleRun]] = coda_nexus_file_path
        choppers = workflow.compute(RawChoppers[SampleRun])
    
>       disk_choppers = to_disk_choppers({chopper_name: choppers[chopper_name]})
                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

tests/nexusfiles-scipp/freia/freia_load_nexus_test.py:143: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
tests/nexusfiles-scipp/conftest.py:89: in _to_disk_choppers
    key: DiskChopper.from_nexus(
.tox/nexusfiles-scipp-freia/lib/python3.12/site-packages/scippneutron/chopper/disk_chopper.py:352: in from_nexus
    frequency = _get_0d_variable(chopper, 'rotation_speed_setpoint')
                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

dg = {'beam_position': <scipp.Variable> ()    float64            [deg]  0, 'type': <DiskChopperType.single: 'Chopper type s...iable> ()    vector3              [m]  (0, 0, 0), 'transform': <scipp.Variable> ()      int64  [dimensionless]  1, ...}
name = 'rotation_speed_setpoint'

    def _get_0d_variable(
        dg: Mapping[str, sc.Variable | sc.DataArray], name: str
    ) -> sc.Variable:
        if (val := dg.get(name)) is None:
            raise ValueError(f"Chopper field '{name}' is missing")
    
        msg = (
            "Chopper field '{name}' must be a scalar variable, {got}. "
            "See the chopper user-guide for more information: "
            "https://scipp.github.io/scippneutron/user-guide/chopper/processing-nexus-choppers.html"
        )
    
        if isinstance(val, sc.DataArray):
            val = val.data
        if not isinstance(val, sc.Variable):
            raise TypeError(msg.format(name=name, got=f'got a {type(val)}'))
        val = val.squeeze()
        if val.ndim != 0:
>           raise sc.DimensionError(
                msg.format(name=name, got=f'got a {val.ndim}d variable')
            )
E           scipp._scipp.core.DimensionError: Chopper field 'rotation_speed_setpoint' must be a scalar variable, got a 1d variable. See the chopper user-guide for more information: https://scipp.github.io/scippneutron/user-guide/chopper/processing-nexus-choppers.html

.tox/nexusfiles-scipp-freia/lib/python3.12/site-packages/scippneutron/chopper/disk_chopper.py:686: DimensionError