Dataset Viewer
The dataset viewer is not available for this split.
Cannot load the dataset split (in streaming mode) to extract the first rows.
Error code: StreamingRowsError
Exception: CastError
Message: Couldn't cast
shard_id: int64
rows: int64
size_mb: double
compression: string
source_breakdown: struct<cosmopedia_v2: double, fineweb_edu: double, tiny_strange: double, tiny_textbooks: double, min (... 13 chars omitted)
child 0, cosmopedia_v2: double
child 1, fineweb_edu: double
child 2, tiny_strange: double
child 3, tiny_textbooks: double
child 4, mini_en: double
created_at: string
run_name: string
curriculum: struct<enabled: bool, phase_row_targets: struct<1: int64, 2: int64, 3: int64>, stopping_strategy: st (... 5 chars omitted)
child 0, enabled: bool
child 1, phase_row_targets: struct<1: int64, 2: int64, 3: int64>
child 0, 1: int64
child 1, 2: int64
child 2, 3: int64
child 2, stopping_strategy: string
output_repo: string
source_stats: list<item: struct<alias: string, rows_seen: int64, rows_passed: int64, pass_rate: double, drop_lengt (... 81 chars omitted)
child 0, item: struct<alias: string, rows_seen: int64, rows_passed: int64, pass_rate: double, drop_length: int64, d (... 69 chars omitted)
child 0, alias: string
child 1, rows_seen: int64
child 2, rows_passed: int64
child 3, pass_rate: double
child 4, drop_length: int64
child 5, drop_dedup: int64
child 6, drop_rep: int64
child 7, drop_empty: int64
child 8, mb_out: double
completed_at: string
dry_run: bool
total_rows: int64
elapsed_min: double
total_shards: int64
to
{'run_name': Value('string'), 'completed_at': Value('string'), 'elapsed_min': Value('float64'), 'total_shards': Value('int64'), 'total_rows': Value('int64'), 'output_repo': Value('string'), 'curriculum': {'enabled': Value('bool'), 'phase_row_targets': {'1': Value('int64'), '2': Value('int64'), '3': Value('int64')}, 'stopping_strategy': Value('string')}, 'dry_run': Value('bool'), 'source_stats': List({'alias': Value('string'), 'rows_seen': Value('int64'), 'rows_passed': Value('int64'), 'pass_rate': Value('float64'), 'drop_length': Value('int64'), 'drop_dedup': Value('int64'), 'drop_rep': Value('int64'), 'drop_empty': Value('int64'), 'mb_out': Value('float64')})}
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 478, 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 2818, in __iter__
for key, example in ex_iterable:
^^^^^^^^^^^
File "/usr/local/lib/python3.14/site-packages/datasets/iterable_dataset.py", line 2355, in __iter__
for key, pa_table in self._iter_arrow():
~~~~~~~~~~~~~~~~^^
File "/usr/local/lib/python3.14/site-packages/datasets/iterable_dataset.py", line 2380, 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 2369, in table_cast
return cast_table_to_schema(table, schema)
File "/usr/local/lib/python3.14/site-packages/datasets/table.py", line 2297, in cast_table_to_schema
raise CastError(
...<3 lines>...
)
datasets.table.CastError: Couldn't cast
shard_id: int64
rows: int64
size_mb: double
compression: string
source_breakdown: struct<cosmopedia_v2: double, fineweb_edu: double, tiny_strange: double, tiny_textbooks: double, min (... 13 chars omitted)
child 0, cosmopedia_v2: double
child 1, fineweb_edu: double
child 2, tiny_strange: double
child 3, tiny_textbooks: double
child 4, mini_en: double
created_at: string
run_name: string
curriculum: struct<enabled: bool, phase_row_targets: struct<1: int64, 2: int64, 3: int64>, stopping_strategy: st (... 5 chars omitted)
child 0, enabled: bool
child 1, phase_row_targets: struct<1: int64, 2: int64, 3: int64>
child 0, 1: int64
child 1, 2: int64
child 2, 3: int64
child 2, stopping_strategy: string
output_repo: string
source_stats: list<item: struct<alias: string, rows_seen: int64, rows_passed: int64, pass_rate: double, drop_lengt (... 81 chars omitted)
child 0, item: struct<alias: string, rows_seen: int64, rows_passed: int64, pass_rate: double, drop_length: int64, d (... 69 chars omitted)
child 0, alias: string
child 1, rows_seen: int64
child 2, rows_passed: int64
child 3, pass_rate: double
child 4, drop_length: int64
child 5, drop_dedup: int64
child 6, drop_rep: int64
child 7, drop_empty: int64
child 8, mb_out: double
completed_at: string
dry_run: bool
total_rows: int64
elapsed_min: double
total_shards: int64
to
{'run_name': Value('string'), 'completed_at': Value('string'), 'elapsed_min': Value('float64'), 'total_shards': Value('int64'), 'total_rows': Value('int64'), 'output_repo': Value('string'), 'curriculum': {'enabled': Value('bool'), 'phase_row_targets': {'1': Value('int64'), '2': Value('int64'), '3': Value('int64')}, 'stopping_strategy': Value('string')}, 'dry_run': Value('bool'), 'source_stats': List({'alias': Value('string'), 'rows_seen': Value('int64'), 'rows_passed': Value('int64'), 'pass_rate': Value('float64'), 'drop_length': Value('int64'), 'drop_dedup': Value('int64'), 'drop_rep': Value('int64'), 'drop_empty': Value('int64'), 'mb_out': Value('float64')})}
because column names don't matchNeed help to make the dataset viewer work? Make sure to review how to configure the dataset viewer, and open a discussion for direct support.
bison-data-v1
Curated pretraining dataset built by Phase 0 Bison pipeline.
Rows: 10,000,000 | Shards: 76 | Curriculum: True
| Alias | Source | Phase | Weight |
|---|---|---|---|
| fineweb_edu | HuggingFaceFW/fineweb-edu | Phase 1 | 0.5 |
| cosmopedia_v2 | HuggingFaceTB/smollm-corpus | Phase 1 | 0.25 |
| tiny_textbooks | nampdn-ai/tiny-textbooks | Phase 1 | 0.1 |
| tiny_strange | nampdn-ai/tiny-strange-textbooks | Phase 1 | 0.08 |
| mini_en | nampdn-ai/mini-en | Phase 1 | 0.07 |
| finewiki | HuggingFaceFW/finewiki | Phase 2 | 1.0 |
| arithmetic | GODELEV/Arithmetic-1.5M | Phase 3 | 0.35 |
| tiny_math | nampdn-ai/tiny-math-textbooks | Phase 3 | 0.35 |
| python_edu | AxiomicLabs/NPset-2-Python-Edu | Phase 3 | 0.3 |
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