Datasets:

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still-setcover-dataset

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Error code:   DatasetGenerationError
Exception:    CastError
Message:      Couldn't cast
context_text: string
mcqs: list<item: struct<question: string, answer: string, answer_text: string, category: string, chunk_idx (... 70 chars omitted)
  child 0, item: struct<question: string, answer: string, answer_text: string, category: string, chunk_idx: int64, ch (... 58 chars omitted)
      child 0, question: string
      child 1, answer: string
      child 2, answer_text: string
      child 3, category: string
      child 4, chunk_idx: int64
      child 5, choices: struct<A: string, B: string, C: string, D: string>
          child 0, A: string
          child 1, B: string
          child 2, C: string
          child 3, D: string
facts: list<item: struct<entity: string, field: string, value: string, first_chunk: int64, appears: list<it (... 25 chars omitted)
  child 0, item: struct<entity: string, field: string, value: string, first_chunk: int64, appears: list<item: int64>, (... 13 chars omitted)
      child 0, entity: string
      child 1, field: string
      child 2, value: string
      child 3, first_chunk: int64
      child 4, appears: list<item: int64>
          child 0, item: int64
      child 5, asked: bool
doc_idx: int64
to
{'doc_idx': Value('int64'), 'facts': List({'entity': Value('string'), 'field': Value('string'), 'value': Value('string'), 'first_chunk': Value('int64'), 'appears': List(Value('int64')), 'asked': Value('bool')})}
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
              context_text: string
              mcqs: list<item: struct<question: string, answer: string, answer_text: string, category: string, chunk_idx (... 70 chars omitted)
                child 0, item: struct<question: string, answer: string, answer_text: string, category: string, chunk_idx: int64, ch (... 58 chars omitted)
                    child 0, question: string
                    child 1, answer: string
                    child 2, answer_text: string
                    child 3, category: string
                    child 4, chunk_idx: int64
                    child 5, choices: struct<A: string, B: string, C: string, D: string>
                        child 0, A: string
                        child 1, B: string
                        child 2, C: string
                        child 3, D: string
              facts: list<item: struct<entity: string, field: string, value: string, first_chunk: int64, appears: list<it (... 25 chars omitted)
                child 0, item: struct<entity: string, field: string, value: string, first_chunk: int64, appears: list<item: int64>, (... 13 chars omitted)
                    child 0, entity: string
                    child 1, field: string
                    child 2, value: string
                    child 3, first_chunk: int64
                    child 4, appears: list<item: int64>
                        child 0, item: int64
                    child 5, asked: bool
              doc_idx: int64
              to
              {'doc_idx': Value('int64'), 'facts': List({'entity': Value('string'), 'field': Value('string'), 'value': Value('string'), 'first_chunk': Value('int64'), 'appears': List(Value('int64')), 'asked': Value('bool')})}
              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