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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
id: string
document: string
metadata: struct<verse_id: string, ref: string, book: string, chapter: int64, verse: int64, chunk_type: string (... 225 chars omitted)
  child 0, verse_id: string
  child 1, ref: string
  child 2, book: string
  child 3, chapter: int64
  child 4, verse: int64
  child 5, chunk_type: string
  child 6, commentator: string
  child 7, work: string
  child 8, period: string
  child 9, author_he: string
  child 10, section: string
  child 11, category_path: string
  child 12, text_he: string
  child 13, text_en: string
  child 14, license_he: string
  child 15, version_he: string
  child 16, license_en: string
  child 17, version_en: string
sources: list<item: struct<title: string, he_title: string, period: string, he_license: string, he_version: s (... 78 chars omitted)
  child 0, item: struct<title: string, he_title: string, period: string, he_license: string, he_version: string, en_l (... 66 chars omitted)
      child 0, title: string
      child 1, he_title: string
      child 2, period: string
      child 3, he_license: string
      child 4, he_version: string
      child 5, en_license: string
      child 6, en_version: string
      child 7, chunks: int64
      child 8, status: string
license_mix: struct<Public Domain: int64, CC0: int64>
  child 0, Public Domain: int64
  child 1, CC0: int64
skipped_sources: int64
tier: string
kept_sources: int64
generated_utc: string
to
{'tier': Value('string'), 'generated_utc': Value('string'), 'kept_sources': Value('int64'), 'skipped_sources': Value('int64'), 'license_mix': {'Public Domain': Value('int64'), 'CC0': Value('int64')}, 'sources': List({'title': Value('string'), 'he_title': Value('string'), 'period': Value('string'), 'he_license': Value('string'), 'he_version': Value('string'), 'en_license': Value('string'), 'en_version': Value('string'), 'chunks': Value('int64'), 'status': Value('string')})}
because column names don't match
Traceback:    Traceback (most recent call last):
                File "/src/services/worker/src/worker/utils.py", line 149, 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 129, 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 489, 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
              id: string
              document: string
              metadata: struct<verse_id: string, ref: string, book: string, chapter: int64, verse: int64, chunk_type: string (... 225 chars omitted)
                child 0, verse_id: string
                child 1, ref: string
                child 2, book: string
                child 3, chapter: int64
                child 4, verse: int64
                child 5, chunk_type: string
                child 6, commentator: string
                child 7, work: string
                child 8, period: string
                child 9, author_he: string
                child 10, section: string
                child 11, category_path: string
                child 12, text_he: string
                child 13, text_en: string
                child 14, license_he: string
                child 15, version_he: string
                child 16, license_en: string
                child 17, version_en: string
              sources: list<item: struct<title: string, he_title: string, period: string, he_license: string, he_version: s (... 78 chars omitted)
                child 0, item: struct<title: string, he_title: string, period: string, he_license: string, he_version: string, en_l (... 66 chars omitted)
                    child 0, title: string
                    child 1, he_title: string
                    child 2, period: string
                    child 3, he_license: string
                    child 4, he_version: string
                    child 5, en_license: string
                    child 6, en_version: string
                    child 7, chunks: int64
                    child 8, status: string
              license_mix: struct<Public Domain: int64, CC0: int64>
                child 0, Public Domain: int64
                child 1, CC0: int64
              skipped_sources: int64
              tier: string
              kept_sources: int64
              generated_utc: string
              to
              {'tier': Value('string'), 'generated_utc': Value('string'), 'kept_sources': Value('int64'), 'skipped_sources': Value('int64'), 'license_mix': {'Public Domain': Value('int64'), 'CC0': Value('int64')}, 'sources': List({'title': Value('string'), 'he_title': Value('string'), 'period': Value('string'), 'he_license': Value('string'), 'he_version': Value('string'), 'en_license': Value('string'), 'en_version': Value('string'), 'chunks': Value('int64'), 'status': Value('string')})}
              because column names don't match

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Chavruta.AI — commercial corpus: reference

Licensed text from Sefaria, fetched for commercial use. Every source was checked against Sefaria's per-edition license field; only editions that permit commercial reproduction (Public Domain / CC0 / CC-BY / CC-BY-SA) were kept, one edition per source. Sources with no commercial edition were excluded. Each chunk carries its license_he/license_en and version_he/version_en.

Not legal advice. NonCommercial (CC-BY-NC) and copyright-restricted text is excluded.

Licence mix (kept, by language-source)

  • Public Domain — 19
  • CC0 — 6

Kept sources: 20 · Excluded (no commercial edition): 4

Attribution — editions used

Credit for CC-BY / CC-BY-SA editions (and, for transparency, PD/CC0). Each edition is sourced from Sefaria; full per-source detail is in licenses.json.

Edition (versionTitle) Licence # sources
Sefaria Community Translation CC0 6
Podgorze, 1905 (Wikisource edition) Public Domain 4
Sefer HaShorashim, Berlin 1847 Public Domain 2
Sefer HeArukh, Lublin 1883 Public Domain 2
A Hebrew and English lexicon of the Old Testament, by Francis Brown. With the co-operation of S. R. Driver and Charles A. Briggs. Oxford, 1906 Public Domain 2
London, Luzac, 1903 Public Domain 1
A dictionary of the Talmud, London, 1927 Public Domain 1
Mahberet Menahem, London, 1854. Public Domain 1
Sefer Sefat Yeter, Warsaw 1895 Public Domain 1
Sefer haBahur, Isny 1542-Mantua, 1556. Public Domain 1
Yair Ozen, Livorno 1792 Public Domain 1
Livorno, 1801 Public Domain 1
Livorno 1792 Public Domain 1
The Jewish spiritual heroes, by Gershom Bader. New York, N.Y. 1940 Public Domain 1

Excluded sources (no commercial edition on Sefaria)

  • Klein Dictionary
  • Otzar La'azei Rashi
  • Kovetz Yesodot VaChakirot
  • Minchah Chadashah
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