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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
hash: string
code: string
distinct_chunks: int64
repo: string
steps: list<item: struct<from: string, to: string, files_changed: int64, n_chunks: int64, files_rechunked:  (... 121 chars omitted)
  child 0, item: struct<from: string, to: string, files_changed: int64, n_chunks: int64, files_rechunked: int64, chun (... 109 chars omitted)
      child 0, from: string
      child 1, to: string
      child 2, files_changed: int64
      child 3, n_chunks: int64
      child 4, files_rechunked: int64
      child 5, chunks_embedded: int64
      child 6, chunks_reused: int64
      child 7, incremental_s: double
      child 8, full_s: double
      child 9, full_chunks_embedded: int64
device: string
total_chunk_rows: int64
versions: list<item: struct<commit: string, short: string, mode: string, base: string, refs: list<item: string (... 434 chars omitted)
  child 0, item: struct<commit: string, short: string, mode: string, base: string, refs: list<item: string>, n_files: (... 422 chars omitted)
      child 0, commit: string
      child 1, short: string
      child 2, mode: string
      child 3, base: string
      child 4, refs: list<item: string>
          child 0, item: string
      child 5, n_files: int64
      child 6, n_chunks: int64
      child 7, files_rechunked: int64
      child 8, files_carried: int64
      child 9, files_deleted: int64
      child 10, chunks_carried: int64
      child 11, chunks_embedded: int64
      child 12, chunks_reused: int64
      child 13, embeddings_new: i
...
tem: struct<path: string, name: strin (... 46 chars omitted)
      child 0, item: struct<query: string, total_ms: double, hits: list<item: struct<path: string, name: string, lines: l (... 34 chars omitted)
          child 0, query: string
          child 1, total_ms: double
          child 2, hits: list<item: struct<path: string, name: string, lines: list<item: int64>, score: double>>
              child 0, item: struct<path: string, name: string, lines: list<item: int64>, score: double>
                  child 0, path: string
                  child 1, name: string
                  child 2, lines: list<item: int64>
                      child 0, item: int64
                  child 3, score: double
  child 3, v2.32.3: list<item: struct<query: string, total_ms: double, hits: list<item: struct<path: string, name: strin (... 46 chars omitted)
      child 0, item: struct<query: string, total_ms: double, hits: list<item: struct<path: string, name: string, lines: l (... 34 chars omitted)
          child 0, query: string
          child 1, total_ms: double
          child 2, hits: list<item: struct<path: string, name: string, lines: list<item: int64>, score: double>>
              child 0, item: struct<path: string, name: string, lines: list<item: int64>, score: double>
                  child 0, path: string
                  child 1, name: string
                  child 2, lines: list<item: int64>
                      child 0, item: int64
                  child 3, score: double
to
{'repo': Value('string'), 'model_id': Value('string'), 'embedder': Value('string'), 'device': Value('string'), 'versions': List({'commit': Value('string'), 'short': Value('string'), 'mode': Value('string'), 'base': Value('string'), 'refs': List(Value('string')), 'n_files': Value('int64'), 'n_chunks': Value('int64'), 'files_rechunked': Value('int64'), 'files_carried': Value('int64'), 'files_deleted': Value('int64'), 'chunks_carried': Value('int64'), 'chunks_embedded': Value('int64'), 'chunks_reused': Value('int64'), 'embeddings_new': Value('int64'), 'chunk_s': Value('float64'), 'embed_s': Value('float64'), 'save_s': Value('float64'), 'build_s': Value('float64'), 'git_parent': Value('string'), 'committed_at': Value('timestamp[s]'), 'subject': Value('string'), 'model_id': Value('string'), 'built_at': Value('timestamp[s]'), 'ref': Value('string'), 'full_build_s': Value('float64'), 'full_chunks_embedded': Value('int64')}), 'steps': List({'from': Value('string'), 'to': Value('string'), 'files_changed': Value('int64'), 'n_chunks': Value('int64'), 'files_rechunked': Value('int64'), 'chunks_embedded': Value('int64'), 'chunks_reused': Value('int64'), 'incremental_s': Value('float64'), 'full_s': Value('float64'), 'full_chunks_embedded': Value('int64')}), 'examples': {'v2.0.0': List({'query': Value('string'), 'total_ms': Value('float64'), 'hits': List({'path': Value('string'), 'name': Value('string'), 'lines': List(Value('int64')), 'score': Value('float64')})}), 'v2.12.0': List({'query': Value('string'), 'total_ms': Value('float64'), 'hits': List({'path': Value('string'), 'name': Value('string'), 'lines': List(Value('int64')), 'score': Value('float64')})}), 'v2.25.0': List({'query': Value('string'), 'total_ms': Value('float64'), 'hits': List({'path': Value('string'), 'name': Value('string'), 'lines': List(Value('int64')), 'score': Value('float64')})}), 'v2.32.3': List({'query': Value('string'), 'total_ms': Value('float64'), 'hits': List({'path': Value('string'), 'name': Value('string'), 'lines': List(Value('int64')), 'score': Value('float64')})})}, 'distinct_chunks': Value('int64'), 'total_chunk_rows': Value('int64')}
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 483, 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 2840, in __iter__
                  for key, example in ex_iterable:
                                      ^^^^^^^^^^^
                File "/usr/local/lib/python3.14/site-packages/datasets/iterable_dataset.py", line 2373, in __iter__
                  for key, pa_table in self._iter_arrow():
                                       ~~~~~~~~~~~~~~~~^^
                File "/usr/local/lib/python3.14/site-packages/datasets/iterable_dataset.py", line 2398, 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 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
              hash: string
              code: string
              distinct_chunks: int64
              repo: string
              steps: list<item: struct<from: string, to: string, files_changed: int64, n_chunks: int64, files_rechunked:  (... 121 chars omitted)
                child 0, item: struct<from: string, to: string, files_changed: int64, n_chunks: int64, files_rechunked: int64, chun (... 109 chars omitted)
                    child 0, from: string
                    child 1, to: string
                    child 2, files_changed: int64
                    child 3, n_chunks: int64
                    child 4, files_rechunked: int64
                    child 5, chunks_embedded: int64
                    child 6, chunks_reused: int64
                    child 7, incremental_s: double
                    child 8, full_s: double
                    child 9, full_chunks_embedded: int64
              device: string
              total_chunk_rows: int64
              versions: list<item: struct<commit: string, short: string, mode: string, base: string, refs: list<item: string (... 434 chars omitted)
                child 0, item: struct<commit: string, short: string, mode: string, base: string, refs: list<item: string>, n_files: (... 422 chars omitted)
                    child 0, commit: string
                    child 1, short: string
                    child 2, mode: string
                    child 3, base: string
                    child 4, refs: list<item: string>
                        child 0, item: string
                    child 5, n_files: int64
                    child 6, n_chunks: int64
                    child 7, files_rechunked: int64
                    child 8, files_carried: int64
                    child 9, files_deleted: int64
                    child 10, chunks_carried: int64
                    child 11, chunks_embedded: int64
                    child 12, chunks_reused: int64
                    child 13, embeddings_new: i
              ...
              tem: struct<path: string, name: strin (... 46 chars omitted)
                    child 0, item: struct<query: string, total_ms: double, hits: list<item: struct<path: string, name: string, lines: l (... 34 chars omitted)
                        child 0, query: string
                        child 1, total_ms: double
                        child 2, hits: list<item: struct<path: string, name: string, lines: list<item: int64>, score: double>>
                            child 0, item: struct<path: string, name: string, lines: list<item: int64>, score: double>
                                child 0, path: string
                                child 1, name: string
                                child 2, lines: list<item: int64>
                                    child 0, item: int64
                                child 3, score: double
                child 3, v2.32.3: list<item: struct<query: string, total_ms: double, hits: list<item: struct<path: string, name: strin (... 46 chars omitted)
                    child 0, item: struct<query: string, total_ms: double, hits: list<item: struct<path: string, name: string, lines: l (... 34 chars omitted)
                        child 0, query: string
                        child 1, total_ms: double
                        child 2, hits: list<item: struct<path: string, name: string, lines: list<item: int64>, score: double>>
                            child 0, item: struct<path: string, name: string, lines: list<item: int64>, score: double>
                                child 0, path: string
                                child 1, name: string
                                child 2, lines: list<item: int64>
                                    child 0, item: int64
                                child 3, score: double
              to
              {'repo': Value('string'), 'model_id': Value('string'), 'embedder': Value('string'), 'device': Value('string'), 'versions': List({'commit': Value('string'), 'short': Value('string'), 'mode': Value('string'), 'base': Value('string'), 'refs': List(Value('string')), 'n_files': Value('int64'), 'n_chunks': Value('int64'), 'files_rechunked': Value('int64'), 'files_carried': Value('int64'), 'files_deleted': Value('int64'), 'chunks_carried': Value('int64'), 'chunks_embedded': Value('int64'), 'chunks_reused': Value('int64'), 'embeddings_new': Value('int64'), 'chunk_s': Value('float64'), 'embed_s': Value('float64'), 'save_s': Value('float64'), 'build_s': Value('float64'), 'git_parent': Value('string'), 'committed_at': Value('timestamp[s]'), 'subject': Value('string'), 'model_id': Value('string'), 'built_at': Value('timestamp[s]'), 'ref': Value('string'), 'full_build_s': Value('float64'), 'full_chunks_embedded': Value('int64')}), 'steps': List({'from': Value('string'), 'to': Value('string'), 'files_changed': Value('int64'), 'n_chunks': Value('int64'), 'files_rechunked': Value('int64'), 'chunks_embedded': Value('int64'), 'chunks_reused': Value('int64'), 'incremental_s': Value('float64'), 'full_s': Value('float64'), 'full_chunks_embedded': Value('int64')}), 'examples': {'v2.0.0': List({'query': Value('string'), 'total_ms': Value('float64'), 'hits': List({'path': Value('string'), 'name': Value('string'), 'lines': List(Value('int64')), 'score': Value('float64')})}), 'v2.12.0': List({'query': Value('string'), 'total_ms': Value('float64'), 'hits': List({'path': Value('string'), 'name': Value('string'), 'lines': List(Value('int64')), 'score': Value('float64')})}), 'v2.25.0': List({'query': Value('string'), 'total_ms': Value('float64'), 'hits': List({'path': Value('string'), 'name': Value('string'), 'lines': List(Value('int64')), 'score': Value('float64')})}), 'v2.32.3': List({'query': Value('string'), 'total_ms': Value('float64'), 'hits': List({'path': Value('string'), 'name': Value('string'), 'lines': List(Value('int64')), 'score': Value('float64')})})}, 'distinct_chunks': Value('int64'), 'total_chunk_rows': Value('int64')}
              because column names don't match

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repo-versions-index

Function/class-level code index of psf/requests at 4 commits, for the code-search Space. Built with retrieval/versioned from https://github.com/madhurgrover-cs/TASIE (branch phase2-versions).

  • Model: madhurr382/coderankembed-apps-ft@c9f6787afd037f4981130ce48335723ed7e65057 (queries: desc-io cleanup + Represent this query for searching relevant code: )
  • Chunks: Python functions / methods / class headers / top-level blocks via ast; one chunk per other text file
  • Storage is shared: each distinct chunk's code and vector is stored once (content.jsonl, embeddings/), and versions/<commit>/chunks.jsonl lists the chunks of that commit.
  • Build device: cuda. build_s = incremental build from the previous row (first row: full); full_build_s = cold full build of the same commit (no cache).
ref commit date files chunks mode files re-chunked chunks embedded chunks reused build_s full_build_s
v2.0.0 4401620 2013-09-24 109 740 full 116 740 0 13.3 14.6
v2.12.0 362da46 2016-11-15 140 1234 incremental 140 876 358 18.4 26.0
v2.25.0 03957eb 2020-11-11 81 697 incremental 83 271 426 6.8 16.1
v2.32.3 0e322af 2024-05-29 107 773 incremental 100 598 175 14.4 17.8

Adjacent releases (a typical change), incremental vs cold full build:

from → to files changed chunks re-chunked files embedded reused incremental_s full_s
v2.32.2 → v2.32.3 3 773 3 6 767 0.42 18.93
v2.31.0 → v2.32.0 96 772 76 121 651 4.64 18.28

The indexed code is from psf/requests (Apache-2.0).

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