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siddhant7876
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llama_tokenized_train_c4

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llama

tokenized

text

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train

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The dataset generation failed

Error code:   DatasetGenerationError
Exception:    ArrowNotImplementedError
Message:      Cannot write struct type '_format_kwargs' with no child field to Parquet. Consider adding a dummy child field.
Traceback:    Traceback (most recent call last):
                File "/src/services/worker/.venv/lib/python3.9/site-packages/datasets/builder.py", line 1871, in _prepare_split_single
                  writer.write_table(table)
                File "/src/services/worker/.venv/lib/python3.9/site-packages/datasets/arrow_writer.py", line 641, in write_table
                  self._build_writer(inferred_schema=pa_table.schema)
                File "/src/services/worker/.venv/lib/python3.9/site-packages/datasets/arrow_writer.py", line 456, in _build_writer
                  self.pa_writer = self._WRITER_CLASS(self.stream, schema)
                File "/src/services/worker/.venv/lib/python3.9/site-packages/pyarrow/parquet/core.py", line 1010, in __init__
                  self.writer = _parquet.ParquetWriter(
                File "pyarrow/_parquet.pyx", line 2157, in pyarrow._parquet.ParquetWriter.__cinit__
                File "pyarrow/error.pxi", line 154, in pyarrow.lib.pyarrow_internal_check_status
                File "pyarrow/error.pxi", line 91, in pyarrow.lib.check_status
              pyarrow.lib.ArrowNotImplementedError: Cannot write struct type '_format_kwargs' with no child field to Parquet. Consider adding a dummy child field.
              
              During handling of the above exception, another exception occurred:
              
              Traceback (most recent call last):
                File "/src/services/worker/.venv/lib/python3.9/site-packages/datasets/builder.py", line 1887, in _prepare_split_single
                  num_examples, num_bytes = writer.finalize()
                File "/src/services/worker/.venv/lib/python3.9/site-packages/datasets/arrow_writer.py", line 660, in finalize
                  self._build_writer(self.schema)
                File "/src/services/worker/.venv/lib/python3.9/site-packages/datasets/arrow_writer.py", line 456, in _build_writer
                  self.pa_writer = self._WRITER_CLASS(self.stream, schema)
                File "/src/services/worker/.venv/lib/python3.9/site-packages/pyarrow/parquet/core.py", line 1010, in __init__
                  self.writer = _parquet.ParquetWriter(
                File "pyarrow/_parquet.pyx", line 2157, in pyarrow._parquet.ParquetWriter.__cinit__
                File "pyarrow/error.pxi", line 154, in pyarrow.lib.pyarrow_internal_check_status
                File "pyarrow/error.pxi", line 91, in pyarrow.lib.check_status
              pyarrow.lib.ArrowNotImplementedError: Cannot write struct type '_format_kwargs' with no child field to Parquet. Consider adding a dummy child field.
              
              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 1431, in compute_config_parquet_and_info_response
                  parquet_operations, partial, estimated_dataset_info = stream_convert_to_parquet(
                File "/src/services/worker/src/worker/job_runners/config/parquet_and_info.py", line 992, in stream_convert_to_parquet
                  builder._prepare_split(
                File "/src/services/worker/.venv/lib/python3.9/site-packages/datasets/builder.py", line 1742, in _prepare_split
                  for job_id, done, content in self._prepare_split_single(
                File "/src/services/worker/.venv/lib/python3.9/site-packages/datasets/builder.py", line 1898, 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

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_data_files list	_fingerprint string	_format_columns null	_format_kwargs dict	_format_type null	_output_all_columns bool	_split null
[ { "filename": "data-00000-of-00001.arrow" } ]	c04f4e9500b5b3cf	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	3bf35e2d74bd0924	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	59aad2c4203f1599	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	cffc39c2b28fb0af	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	4334ab3449dcaa9e	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	4fa85fc9cd4a25ab	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	73d31dcf320103aa	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	73bc9cb357830f5e	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	29f4e6eefe3dff9a	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	0cd8413e4a41a498	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	d6dd1e4ca16be5cc	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	36f51c71bae70e86	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	338aed67d91a8dbe	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	467f236c64825e55	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	b915d23a1041e772	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	8f60572b458a3274	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	4729817bf2c49425	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	29fb8299493d7831	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	b9fb2a220d402545	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	19cb0c50cdc6f512	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	aceb20bec6f9d7a4	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	7941c35432b61d6a	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	1c10c0d69f673f7d	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	31ceb0bf166ad0a7	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	8c6fed857c46b461	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	af7de5812d71d9f5	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	078c9fb9ccb7dcfe	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	3a2c9b903c7f81e0	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	3a7ba70e08d36d80	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	37cac96fd06d6200	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	ea67a80520ff4b4f	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	18485747b7b1c1d0	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	a3602b51c5e38916	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	23e7d7584ccc9d3f	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	f893c07d83f3a2f8	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	d9b343ef764f733d	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	a81ac99da31d2c8f	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	fd68e4da04a50f26	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	5f8e7138deb490db	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	84869a70b6fe10b1	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	36738e0556777082	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	b74bb9e3b34dc487	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	5bfb0124636f0ef1	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	11edaa3e45b4425f	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	28773e66f09abaa7	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	1b2cf68d02378b80	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	8a1e892e6bf4efc5	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	2eb7f89974fa757e	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	e19dfb1add64d38f	null	{}	null	false	null
[ { "filename": "data-00000-of-00001.arrow" } ]	244ef45928cd8d50	null	{}	null	false	null

📄 siddhant7876/llama_tokenized_train_c4

This dataset contains LLaMA‑tokenized text data from the source dataset:

Source dataset: siddhant7876/textual_train_c4
Tokenizer: meta-llama/Llama-3.2-1B-Instruct
Context length: 2048
Total samples: 5000000

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