The dataset viewer is not available for this split.
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 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.
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
- Per-100g normalization is partial — only possible for ~34% of records (1,501/4,440)
- Serving size parsing is limited — complex formats like "1 cup (250 mL)" are not parsed
- Suspicious values are flagged, not corrected — requires domain expert review
- 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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