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Cannot load the dataset split (in streaming mode) to extract the first rows.
Error code: StreamingRowsError
Exception: CastError
Message: Couldn't cast
source: string
timestamp: double
host_timestamp_ns: int64
imu_timestamp_raw: int64
accel: list<item: double>
child 0, item: double
gyro: list<item: double>
child 0, item: double
temperature_c: double
/camera/head/right/calibration: string
/calibration/camera/head/json: struct<source: string, version: int64, device: struct<vid: int64, pid: int64, serial: string, produc (... 420 chars omitted)
child 0, source: string
child 1, version: int64
child 2, device: struct<vid: int64, pid: int64, serial: string, product: string, device_path: string>
child 0, vid: int64
child 1, pid: int64
child 2, serial: string
child 3, product: string
child 4, device_path: string
child 3, factory_json: struct<cameraData: list<item: struct<name: string, width: int64, height: int64, intrinsicMatrix: lis (... 246 chars omitted)
child 0, cameraData: list<item: struct<name: string, width: int64, height: int64, intrinsicMatrix: list<item: list<item: (... 226 chars omitted)
child 0, item: struct<name: string, width: int64, height: int64, intrinsicMatrix: list<item: list<item: double>>, d (... 214 chars omitted)
child 0, name: string
child 1, width: int64
child 2, height: int64
child 3, intrinsicMatrix: list<item: list<item: double>>
child 0, item: list<item: double>
child 0, item: double
child 4, dist_coeff: list<item: double>
...
ng: int64
child 4, little: int64
child 4, imu: struct<timestamp: double, quaternion: list<item: double>, gyro: list<item: double>, accel: list<item (... 10 chars omitted)
child 0, timestamp: double
child 1, quaternion: list<item: double>
child 0, item: double
child 2, gyro: list<item: double>
child 0, item: double
child 3, accel: list<item: double>
child 0, item: double
child 5, quality: struct<passed: bool, open_frame_count: int64, fist_frame_count: int64, bend_range: struct<thumb: dou (... 181 chars omitted)
child 0, passed: bool
child 1, open_frame_count: int64
child 2, fist_frame_count: int64
child 3, bend_range: struct<thumb: double, index: double, middle: double, ring: double, little: double>
child 0, thumb: double
child 1, index: double
child 2, middle: double
child 3, ring: double
child 4, little: double
child 4, tactile_baseline_mean: double
child 5, tactile_baseline_max: double
child 6, warnings: list<item: null>
child 0, item: null
child 7, errors: list<item: null>
child 0, item: null
to
{'/calibration/glove/user/json': {'user': Value('string'), 'timestamp': Value('timestamp[s]'), 'gloves': {'lh': {'bend_min': {'thumb': Value('float64'), 'index': Value('float64'), 'middle': Value('float64'), 'ring': Value('float64'), 'little': Value('float64')}, 'bend_max': {'thumb': Value('float64'), 'index': Value('float64'), 'middle': Value('float64'), 'ring': Value('float64'), 'little': Value('float64')}, 'tactile_zero_finger': {'thumb': List(Value('float64')), 'index': List(Value('float64')), 'middle': List(Value('float64')), 'ring': List(Value('float64')), 'little': List(Value('float64'))}, 'tactile_zero_palm': List(Value('float64')), 'pose_samples': {'open': List({'timestamp': Value('float64'), 'finger_pressure': {'thumb': List(Value('int64')), 'index': List(Value('int64')), 'middle': List(Value('int64')), 'ring': List(Value('int64')), 'little': List(Value('int64'))}, 'palm_pressure': List(Value('int64')), 'finger_bend': {'thumb': Value('int64'), 'index': Value('int64'), 'middle': Value('int64'), 'ring': Value('int64'), 'little': Value('int64')}, 'imu': {'timestamp': Value('float64'), 'quaternion': List(Value('float64')), 'gyro': List(Value('float64')), 'accel': List(Value('float64'))}}), 'fist': List({'timestamp': Value('float64'), 'finger_pressure': {'thumb': List(Value('int64')), 'index': List(Value('int64')), 'middle': List(Value('int64')), 'ring': List(Value('int64')), 'little': List(Value('int64'))}, 'palm_pressure': List(Value('int64')), 'finger_bend': {'thumb':
...
: Value('int64'), 'index': Value('int64'), 'middle': Value('int64'), 'ring': Value('int64'), 'little': Value('int64')}, 'imu': {'timestamp': Value('float64'), 'quaternion': List(Value('float64')), 'gyro': List(Value('float64')), 'accel': List(Value('float64'))}})}, 'quality': {'passed': Value('bool'), 'open_frame_count': Value('int64'), 'fist_frame_count': Value('int64'), 'bend_range': {'thumb': Value('float64'), 'index': Value('float64'), 'middle': Value('float64'), 'ring': Value('float64'), 'little': Value('float64')}, 'tactile_baseline_mean': Value('float64'), 'tactile_baseline_max': Value('float64'), 'warnings': List(Value('null')), 'errors': List(Value('null'))}}}}, '/calibration/camera/head/json': {'source': Value('string'), 'version': Value('int64'), 'device': {'vid': Value('int64'), 'pid': Value('int64'), 'serial': Value('string'), 'product': Value('string'), 'device_path': Value('string')}, 'factory_json': {'cameraData': List({'name': Value('string'), 'width': Value('int64'), 'height': Value('int64'), 'intrinsicMatrix': List(List(Value('float64'))), 'dist_coeff': List(Value('float64')), 'reprojection_error': Value('float64'), 'extrinsics': {'to_cam': Value('string'), 'rotationMatrix': List(List(Value('float64'))), 'translation': List(Value('float64'))}, 'rectifiedRotation': List(Value('float64'))})}, 'factory_json_raw': Value('string')}, '/camera/head/left/calibration': Value('string'), '/camera/head/right/calibration': Value('string'), '/tf_static': Value('string')}
because column names don't match
Traceback: Traceback (most recent call last):
File "/src/services/worker/src/worker/utils.py", line 147, in get_rows_or_raise
return get_rows(
dataset=dataset,
...<4 lines>...
column_names=column_names,
)
File "/src/libs/libcommon/src/libcommon/utils.py", line 272, in decorator
return func(*args, **kwargs)
File "/src/services/worker/src/worker/utils.py", line 127, in get_rows
rows_plus_one = list(itertools.islice(safe_iter(ds, dataset=dataset), rows_max_number + 1))
File "/src/services/worker/src/worker/utils.py", line 483, in safe_iter
yield from ds.decode(False) if ds.features else ds
File "/usr/local/lib/python3.14/site-packages/datasets/iterable_dataset.py", line 2840, in __iter__
for key, example in ex_iterable:
^^^^^^^^^^^
File "/usr/local/lib/python3.14/site-packages/datasets/iterable_dataset.py", line 2373, in __iter__
for key, pa_table in self._iter_arrow():
~~~~~~~~~~~~~~~~^^
File "/usr/local/lib/python3.14/site-packages/datasets/iterable_dataset.py", line 2398, in _iter_arrow
for key, pa_table in self.ex_iterable._iter_arrow():
~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^
File "/usr/local/lib/python3.14/site-packages/datasets/iterable_dataset.py", line 536, in _iter_arrow
for key, pa_table in iterator:
^^^^^^^^
File "/usr/local/lib/python3.14/site-packages/datasets/iterable_dataset.py", line 419, in _iter_arrow
for key, pa_table in self.generate_tables_fn(**gen_kwags):
~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^
File "/usr/local/lib/python3.14/site-packages/datasets/packaged_modules/json/json.py", line 343, in _generate_tables
self._cast_table(pa_table, json_field_paths=json_field_paths),
~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.14/site-packages/datasets/packaged_modules/json/json.py", line 132, in _cast_table
pa_table = table_cast(pa_table, self.info.features.arrow_schema)
File "/usr/local/lib/python3.14/site-packages/datasets/table.py", line 2378, in table_cast
return cast_table_to_schema(table, schema)
File "/usr/local/lib/python3.14/site-packages/datasets/table.py", line 2306, in cast_table_to_schema
raise CastError(
...<3 lines>...
)
datasets.table.CastError: Couldn't cast
source: string
timestamp: double
host_timestamp_ns: int64
imu_timestamp_raw: int64
accel: list<item: double>
child 0, item: double
gyro: list<item: double>
child 0, item: double
temperature_c: double
/camera/head/right/calibration: string
/calibration/camera/head/json: struct<source: string, version: int64, device: struct<vid: int64, pid: int64, serial: string, produc (... 420 chars omitted)
child 0, source: string
child 1, version: int64
child 2, device: struct<vid: int64, pid: int64, serial: string, product: string, device_path: string>
child 0, vid: int64
child 1, pid: int64
child 2, serial: string
child 3, product: string
child 4, device_path: string
child 3, factory_json: struct<cameraData: list<item: struct<name: string, width: int64, height: int64, intrinsicMatrix: lis (... 246 chars omitted)
child 0, cameraData: list<item: struct<name: string, width: int64, height: int64, intrinsicMatrix: list<item: list<item: (... 226 chars omitted)
child 0, item: struct<name: string, width: int64, height: int64, intrinsicMatrix: list<item: list<item: double>>, d (... 214 chars omitted)
child 0, name: string
child 1, width: int64
child 2, height: int64
child 3, intrinsicMatrix: list<item: list<item: double>>
child 0, item: list<item: double>
child 0, item: double
child 4, dist_coeff: list<item: double>
...
ng: int64
child 4, little: int64
child 4, imu: struct<timestamp: double, quaternion: list<item: double>, gyro: list<item: double>, accel: list<item (... 10 chars omitted)
child 0, timestamp: double
child 1, quaternion: list<item: double>
child 0, item: double
child 2, gyro: list<item: double>
child 0, item: double
child 3, accel: list<item: double>
child 0, item: double
child 5, quality: struct<passed: bool, open_frame_count: int64, fist_frame_count: int64, bend_range: struct<thumb: dou (... 181 chars omitted)
child 0, passed: bool
child 1, open_frame_count: int64
child 2, fist_frame_count: int64
child 3, bend_range: struct<thumb: double, index: double, middle: double, ring: double, little: double>
child 0, thumb: double
child 1, index: double
child 2, middle: double
child 3, ring: double
child 4, little: double
child 4, tactile_baseline_mean: double
child 5, tactile_baseline_max: double
child 6, warnings: list<item: null>
child 0, item: null
child 7, errors: list<item: null>
child 0, item: null
to
{'/calibration/glove/user/json': {'user': Value('string'), 'timestamp': Value('timestamp[s]'), 'gloves': {'lh': {'bend_min': {'thumb': Value('float64'), 'index': Value('float64'), 'middle': Value('float64'), 'ring': Value('float64'), 'little': Value('float64')}, 'bend_max': {'thumb': Value('float64'), 'index': Value('float64'), 'middle': Value('float64'), 'ring': Value('float64'), 'little': Value('float64')}, 'tactile_zero_finger': {'thumb': List(Value('float64')), 'index': List(Value('float64')), 'middle': List(Value('float64')), 'ring': List(Value('float64')), 'little': List(Value('float64'))}, 'tactile_zero_palm': List(Value('float64')), 'pose_samples': {'open': List({'timestamp': Value('float64'), 'finger_pressure': {'thumb': List(Value('int64')), 'index': List(Value('int64')), 'middle': List(Value('int64')), 'ring': List(Value('int64')), 'little': List(Value('int64'))}, 'palm_pressure': List(Value('int64')), 'finger_bend': {'thumb': Value('int64'), 'index': Value('int64'), 'middle': Value('int64'), 'ring': Value('int64'), 'little': Value('int64')}, 'imu': {'timestamp': Value('float64'), 'quaternion': List(Value('float64')), 'gyro': List(Value('float64')), 'accel': List(Value('float64'))}}), 'fist': List({'timestamp': Value('float64'), 'finger_pressure': {'thumb': List(Value('int64')), 'index': List(Value('int64')), 'middle': List(Value('int64')), 'ring': List(Value('int64')), 'little': List(Value('int64'))}, 'palm_pressure': List(Value('int64')), 'finger_bend': {'thumb':
...
: Value('int64'), 'index': Value('int64'), 'middle': Value('int64'), 'ring': Value('int64'), 'little': Value('int64')}, 'imu': {'timestamp': Value('float64'), 'quaternion': List(Value('float64')), 'gyro': List(Value('float64')), 'accel': List(Value('float64'))}})}, 'quality': {'passed': Value('bool'), 'open_frame_count': Value('int64'), 'fist_frame_count': Value('int64'), 'bend_range': {'thumb': Value('float64'), 'index': Value('float64'), 'middle': Value('float64'), 'ring': Value('float64'), 'little': Value('float64')}, 'tactile_baseline_mean': Value('float64'), 'tactile_baseline_max': Value('float64'), 'warnings': List(Value('null')), 'errors': List(Value('null'))}}}}, '/calibration/camera/head/json': {'source': Value('string'), 'version': Value('int64'), 'device': {'vid': Value('int64'), 'pid': Value('int64'), 'serial': Value('string'), 'product': Value('string'), 'device_path': Value('string')}, 'factory_json': {'cameraData': List({'name': Value('string'), 'width': Value('int64'), 'height': Value('int64'), 'intrinsicMatrix': List(List(Value('float64'))), 'dist_coeff': List(Value('float64')), 'reprojection_error': Value('float64'), 'extrinsics': {'to_cam': Value('string'), 'rotationMatrix': List(List(Value('float64'))), 'translation': List(Value('float64'))}, 'rectifiedRotation': List(Value('float64'))})}, 'factory_json_raw': Value('string')}, '/camera/head/left/calibration': Value('string'), '/camera/head/right/calibration': Value('string'), '/tf_static': Value('string')}
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