Datasets:

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DAIRLab

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newton_belt_simulation

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Dynamic Autonomy and Intelligent Robotics Lab @ UPenn 2

Error code:   DatasetGenerationError
Exception:    CastError
Message:      Couldn't cast
fps: int64
frame_dt: double
sim_substeps: int64
sim_dt: double
targetq_layout: string
arm_target_indices: list<item: int64>
  child 0, item: int64
gripper_target_indices: list<item: int64>
  child 0, item: int64
target_xyzw: list<item: double>
  child 0, item: double
target_pos: list<item: double>
  child 0, item: double
frame: int64
joint_target_q: list<item: double>
  child 0, item: double
grip_fraction: double
grip_requested_fraction: double
sim_time: double
to
{'frame': Value('int64'), 'sim_time': Value('float64'), 'target_pos': List(Value('float64')), 'target_xyzw': List(Value('float64')), 'grip_fraction': Value('float64'), 'grip_requested_fraction': Value('float64'), 'joint_target_q': List(Value('float64'))}
because column names don't match
Traceback:    Traceback (most recent call last):
                File "/usr/local/lib/python3.14/site-packages/datasets/builder.py", line 1827, in _prepare_split_single
                  for key, table in generator:
                                    ^^^^^^^^^
                File "/src/services/worker/src/worker/job_runners/config/parquet_and_info.py", line 613, in wrapped
                  for item in generator(*args, **kwargs):
                              ~~~~~~~~~^^^^^^^^^^^^^^^^^
                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
              fps: int64
              frame_dt: double
              sim_substeps: int64
              sim_dt: double
              targetq_layout: string
              arm_target_indices: list<item: int64>
                child 0, item: int64
              gripper_target_indices: list<item: int64>
                child 0, item: int64
              target_xyzw: list<item: double>
                child 0, item: double
              target_pos: list<item: double>
                child 0, item: double
              frame: int64
              joint_target_q: list<item: double>
                child 0, item: double
              grip_fraction: double
              grip_requested_fraction: double
              sim_time: double
              to
              {'frame': Value('int64'), 'sim_time': Value('float64'), 'target_pos': List(Value('float64')), 'target_xyzw': List(Value('float64')), 'grip_fraction': Value('float64'), 'grip_requested_fraction': Value('float64'), 'joint_target_q': List(Value('float64'))}
              because column names don't match
              
              The above exception was the direct cause of the following exception:
              
              Traceback (most recent call last):
                File "/src/services/worker/src/worker/job_runners/config/parquet_and_info.py", line 1369, in compute_config_parquet_and_info_response
                  parquet_operations, partial, estimated_dataset_info = stream_convert_to_parquet(
                                                                        ~~~~~~~~~~~~~~~~~~~~~~~~~^
                      builder, max_dataset_size_bytes=max_dataset_size_bytes
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
                  )
                  ^
                File "/src/services/worker/src/worker/job_runners/config/parquet_and_info.py", line 948, in stream_convert_to_parquet
                  builder._prepare_split(split_generator=splits_generators[split], file_format="parquet")
                  ~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
                File "/usr/local/lib/python3.14/site-packages/datasets/builder.py", line 1694, in _prepare_split
                  for job_id, done, content in self._prepare_split_single(
                                               ~~~~~~~~~~~~~~~~~~~~~~~~~~^
                      gen_kwargs=gen_kwargs, job_id=job_id, **_prepare_split_args
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
                  ):
                  ^
                File "/usr/local/lib/python3.14/site-packages/datasets/builder.py", line 1880, in _prepare_split_single
                  raise DatasetGenerationError("An error occurred while generating the dataset") from e
              datasets.exceptions.DatasetGenerationError: An error occurred while generating the dataset