Dataset Viewer
Duplicate
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
rule_1_all_products_have_nutrition: struct<description: string, total: int64, matched: int64, pass: bool>
  child 0, description: string
  child 1, total: int64
  child 2, matched: int64
  child 3, pass: bool
rule_2_no_duplicate_external_ids: struct<description: string, unique_external_ids: int64, total_rows: int64, pass: bool>
  child 0, description: string
  child 1, unique_external_ids: int64
  child 2, total_rows: int64
  child 3, pass: bool
rule_3_no_duplicate_matches: struct<description: string, pass: bool>
  child 0, description: string
  child 1, pass: bool
rule_4_suspicious_values_preserved: struct<description: string, suspicious_count: int64, pass: bool>
  child 0, description: string
  child 1, suspicious_count: int64
  child 2, pass: bool
rule_5_no_fabricated_values: struct<description: string, pass: bool>
  child 0, description: string
  child 1, pass: bool
rule_6_no_external_data: struct<description: string, pass: bool>
  child 0, description: string
  child 1, pass: bool
rule_7_all_outputs_parquet: struct<description: string, pass: bool>
  child 0, description: string
  child 1, pass: bool
rule_8_no_llm: struct<description: string, pass: bool>
  child 0, description: string
  child 1, pass: bool
overall: struct<result: string>
  child 0, result: string
rule_1_product_has_one_variant: struct<description: string, products: int64, unique_variant_ids_per_product: int64, pass: bool>
  child 0, description: string
  child 1, products: int64
  child 2, unique_variant_ids_per_product: int64
  child 3, pass: bool
rule_3_no_product_multiple_variants: struct<description: string, products_with_multiple_variants: int64, pass: bool>
  child 0, description: string
  child 1, products_with_multiple_variants: int64
  child 2, pass: bool
rule_5_all_products_have_group: struct<description: string, null_group_ids: int64, pass: bool>
  child 0, description: string
  child 1, null_group_ids: int64
  child 2, pass: bool
rule_2_variant_belongs_to_one_group: struct<description: string, variants: int64, unique_groups_per_variant: int64, pass: bool>
  child 0, description: string
  child 1, variants: int64
  child 2, unique_groups_per_variant: int64
  child 3, pass: bool
rule_4_variant_count: struct<description: string, mapping_variants: int64, table_variants: int64, pass: bool>
  child 0, description: string
  child 1, mapping_variants: int64
  child 2, table_variants: int64
  child 3, pass: bool
rule_6_all_products_have_variant: struct<description: string, null_variant_ids: int64, pass: bool>
  child 0, description: string
  child 1, null_variant_ids: int64
  child 2, pass: bool
to
{'rule_1_product_has_one_variant': {'description': Value('string'), 'products': Value('int64'), 'unique_variant_ids_per_product': Value('int64'), 'pass': Value('bool')}, 'rule_2_variant_belongs_to_one_group': {'description': Value('string'), 'variants': Value('int64'), 'unique_groups_per_variant': Value('int64'), 'pass': Value('bool')}, 'rule_3_no_product_multiple_variants': {'description': Value('string'), 'products_with_multiple_variants': Value('int64'), 'pass': Value('bool')}, 'rule_4_variant_count': {'description': Value('string'), 'mapping_variants': Value('int64'), 'table_variants': Value('int64'), 'pass': Value('bool')}, 'rule_5_all_products_have_group': {'description': Value('string'), 'null_group_ids': Value('int64'), 'pass': Value('bool')}, 'rule_6_all_products_have_variant': {'description': Value('string'), 'null_variant_ids': Value('int64'), 'pass': Value('bool')}, 'overall': {'result': 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
              rule_1_all_products_have_nutrition: struct<description: string, total: int64, matched: int64, pass: bool>
                child 0, description: string
                child 1, total: int64
                child 2, matched: int64
                child 3, pass: bool
              rule_2_no_duplicate_external_ids: struct<description: string, unique_external_ids: int64, total_rows: int64, pass: bool>
                child 0, description: string
                child 1, unique_external_ids: int64
                child 2, total_rows: int64
                child 3, pass: bool
              rule_3_no_duplicate_matches: struct<description: string, pass: bool>
                child 0, description: string
                child 1, pass: bool
              rule_4_suspicious_values_preserved: struct<description: string, suspicious_count: int64, pass: bool>
                child 0, description: string
                child 1, suspicious_count: int64
                child 2, pass: bool
              rule_5_no_fabricated_values: struct<description: string, pass: bool>
                child 0, description: string
                child 1, pass: bool
              rule_6_no_external_data: struct<description: string, pass: bool>
                child 0, description: string
                child 1, pass: bool
              rule_7_all_outputs_parquet: struct<description: string, pass: bool>
                child 0, description: string
                child 1, pass: bool
              rule_8_no_llm: struct<description: string, pass: bool>
                child 0, description: string
                child 1, pass: bool
              overall: struct<result: string>
                child 0, result: string
              rule_1_product_has_one_variant: struct<description: string, products: int64, unique_variant_ids_per_product: int64, pass: bool>
                child 0, description: string
                child 1, products: int64
                child 2, unique_variant_ids_per_product: int64
                child 3, pass: bool
              rule_3_no_product_multiple_variants: struct<description: string, products_with_multiple_variants: int64, pass: bool>
                child 0, description: string
                child 1, products_with_multiple_variants: int64
                child 2, pass: bool
              rule_5_all_products_have_group: struct<description: string, null_group_ids: int64, pass: bool>
                child 0, description: string
                child 1, null_group_ids: int64
                child 2, pass: bool
              rule_2_variant_belongs_to_one_group: struct<description: string, variants: int64, unique_groups_per_variant: int64, pass: bool>
                child 0, description: string
                child 1, variants: int64
                child 2, unique_groups_per_variant: int64
                child 3, pass: bool
              rule_4_variant_count: struct<description: string, mapping_variants: int64, table_variants: int64, pass: bool>
                child 0, description: string
                child 1, mapping_variants: int64
                child 2, table_variants: int64
                child 3, pass: bool
              rule_6_all_products_have_variant: struct<description: string, null_variant_ids: int64, pass: bool>
                child 0, description: string
                child 1, null_variant_ids: int64
                child 2, pass: bool
              to
              {'rule_1_product_has_one_variant': {'description': Value('string'), 'products': Value('int64'), 'unique_variant_ids_per_product': Value('int64'), 'pass': Value('bool')}, 'rule_2_variant_belongs_to_one_group': {'description': Value('string'), 'variants': Value('int64'), 'unique_groups_per_variant': Value('int64'), 'pass': Value('bool')}, 'rule_3_no_product_multiple_variants': {'description': Value('string'), 'products_with_multiple_variants': Value('int64'), 'pass': Value('bool')}, 'rule_4_variant_count': {'description': Value('string'), 'mapping_variants': Value('int64'), 'table_variants': Value('int64'), 'pass': Value('bool')}, 'rule_5_all_products_have_group': {'description': Value('string'), 'null_group_ids': Value('int64'), 'pass': Value('bool')}, 'rule_6_all_products_have_variant': {'description': Value('string'), 'null_variant_ids': Value('int64'), 'pass': Value('bool')}, 'overall': {'result': Value('string')}}
              because column names don't match

Need help to make the dataset viewer work? Make sure to review how to configure the dataset viewer, and open a discussion for direct support.

YAML Metadata Warning:empty or missing yaml metadata in repo card

Check out the documentation for more information.

Phase 5 — Nutrition Integration

Compliments Reference DB Pipeline

Version: 1.0.0 Date: 2026-07-31 Status: CORRECTED (consistency rebuild)


Correction Notice

Date: 2026-07-31 Previous staleness: product_group_mapping.parquet was stale (14 columns, food=2,330/unknown=1,868/non_food=242). Corrected: Regenerated from corrected Phase 3 output (28 columns, food=2,803/unknown=1,243/non_food=394). Root cause: Phase 3 file was previously regenerated by an older code version. This rebuild propagates the corrected Phase 3 output through Phase 4 and Phase 5. Action taken: Re-ran Phase 5 v1.0.0 with corrected Phase 3 and Phase 4 inputs. All 8 validation rules pass. 4,440/4,440 products matched.


Purpose

Phase 5 integrates nutrition data from the authoritative source into the Compliments Reference DB. It joins nutrition.parquet with the product pipeline using deterministic matching by external_id.


Inputs

Dataset Source Description
nutrition.parquet saraNour/compliments-brand/source_of_truth/ Authoritative nutrition data (4,440 × 21)
products.parquet saraNour/compliments-brand/source_of_truth/ Authoritative product catalog (4,440 × 16)
product_group_mapping.csv Phase 3 output Product → group mapping (4,440 × 28)
product_variant_mapping.parquet Phase 4 output Product → variant mapping (4,440 × 11)

Outputs

All production data tables are Parquet.

product_group_mapping.parquet

  • Phase 3 mapping converted to Parquet for downstream consumption
  • 4,440 rows × 28 columns

nutrition_cleaned.parquet

  • Cleaned/validated nutrition source
  • Original values preserved
  • Quality flags included
  • 4,440 rows × 23 columns

product_nutrition_mapping.parquet

  • Product ↔ nutrition mapping with group_id and variant_id
  • 4,440 rows × 27 columns

nutrition_per_100g.parquet

  • Normalized per-100g nutrition values
  • Conversion/provenance metadata
  • 4,440 rows × 24 columns

phase5_statistics.parquet

  • Summary metrics

phase5_validation.parquet

  • Validation checks and results

Matching Strategy

Primary key: external_id (exact match) Confidence: HIGH Coverage: 100% (4,440/4,440)

No fallback matching was needed. The relationship is 1:1.


Normalization Strategy

Nutrition values are normalized to per-100g only when a reliable serving-size conversion is possible.

Method Count Description
Direct 100g/mL 150 serving_size is 100 g or 100 mL
Scaled to 100g/mL 1,351 Serving size in g or mL, scaled proportionally
Not normalized 2,939 Ambiguous serving unit or missing serving_size

Why Not Normalized?

  • Missing serving_size (1,505 records): Non-food products (light bulbs, gloves, etc.)
  • Ambiguous serving unit (1,434 records): tbsp, cup, tsp, slices, pieces, etc. — no reliable gram equivalent available
  • No fabrication: We do NOT invent serving weight conversions

Suspicious Value Policy

Suspicious values are flagged, not overwritten.

Field Threshold Records Flagged
calories > 1000 1
fat_g > 100 1
protein_g > 100 1

Original values are preserved in nutrition_cleaned.parquet with nutrition_quality_status = 'SUSPICIOUS'.


Quality Status

Status Count Description
VALID 2,932 Normal nutrition values
MISSING 1,505 All 17 nutrition fields null (non-food products)
SUSPICIOUS 3 Out-of-range values flagged

Validation

Rule Description Result
1 All products have nutrition match PASS
2 No duplicate external_ids PASS
3 No duplicate matches PASS
4 Suspicious values preserved PASS
5 No fabricated values PASS
6 No external data used PASS
7 All outputs Parquet PASS
8 No LLM used PASS
Overall PASS

Traceability

products.parquet (source of truth)
    ↓
nutrition.parquet (source of truth)
    ↓
Phase 5: nutrition_cleaned.parquet
    ↓
Phase 5: product_nutrition_mapping.parquet
    ↓ (group_id from Phase 3, variant_id from Phase 4)
Phase 5: nutrition_per_100g.parquet
    ↓
Phase 6: Nutrition Scoring

Limitations

  1. Per-100g normalization is partial — only possible for ~34% of records (1,501/4,440)
  2. Serving size parsing is limited — complex formats like "1 cup (250 mL)" are not parsed
  3. Suspicious values are flagged, not corrected — requires domain expert review
  4. Non-food products have no nutrition — 1,505 records with all-null nutrition fields

Files

phase5/
├── README.md
├── src/
│   └── phase5.py
├── notebooks/
│   ├── phase5.ipynb
│   └── phase5_executed.ipynb
├── outputs/
│   ├── product_group_mapping.parquet
│   ├── nutrition_cleaned.parquet
│   ├── product_nutrition_mapping.parquet
│   ├── nutrition_per_100g.parquet
│   ├── phase5_statistics.parquet
│   └── phase5_validation.parquet
├── validation/
│   └── phase5_validation.json
└── statistics/
    └── phase5_statistics.json

How to Run

cd /home/sara/gsoc/compliments-reference-db
python -m phase5.src.phase5

LLM Usage

None. All matching is deterministic by external_id.

External Datasets

None. Only authoritative nutrition source used.


Generated by Phase 5 Production Pipeline Date: 2026-07-30

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