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The dataset generation failed because of a cast error
Error code: DatasetGenerationCastError
Exception: DatasetGenerationCastError
Message: An error occurred while generating the dataset
All the data files must have the same columns, but at some point there are 2 new columns ({'value', 'time'}) and 2 missing columns ({'datetime', 'close'}).
This happened while the csv dataset builder was generating data using
hf://datasets/JERRYWU24/ee494_datasets/univariate/synthetic/synthetic_1.csv (at revision 80f25c5dcfd433402547b68f245ac4379ce1a4c4), [/tmp/hf-datasets-cache/medium/datasets/28492784548523-config-parquet-and-info-JERRYWU24-ee494_datasets-090a3933/hub/datasets--JERRYWU24--ee494_datasets/snapshots/80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/crypto/crypto_1.csv (origin=hf://datasets/JERRYWU24/ee494_datasets@80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/crypto/crypto_1.csv), /tmp/hf-datasets-cache/medium/datasets/28492784548523-config-parquet-and-info-JERRYWU24-ee494_datasets-090a3933/hub/datasets--JERRYWU24--ee494_datasets/snapshots/80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/stock/stock_1.csv (origin=hf://datasets/JERRYWU24/ee494_datasets@80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/stock/stock_1.csv), /tmp/hf-datasets-cache/medium/datasets/28492784548523-config-parquet-and-info-JERRYWU24-ee494_datasets-090a3933/hub/datasets--JERRYWU24--ee494_datasets/snapshots/80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/synthetic/synthetic_1.csv (origin=hf://datasets/JERRYWU24/ee494_datasets@80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/synthetic/synthetic_1.csv), /tmp/hf-datasets-cache/medium/datasets/28492784548523-config-parquet-and-info-JERRYWU24-ee494_datasets-090a3933/hub/datasets--JERRYWU24--ee494_datasets/snapshots/80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/synthetic/synthetic_10.csv (origin=hf://datasets/JERRYWU24/ee494_datasets@80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/synthetic/synthetic_10.csv), /tmp/hf-datasets-cache/medium/datasets/28492784548523-config-parquet-and-info-JERRYWU24-ee494_datasets-090a3933/hub/datasets--JERRYWU24--ee494_datasets/snapshots/80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/synthetic/synthetic_11.csv (origin=hf://datasets/JERRYWU24/ee494_datasets@80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/synthetic/synthetic_11.csv), /tmp/hf-datasets-cache/medium/datasets/28492784548523-config-parquet-and-info-JERRYWU24-ee494_datasets-090a3933/hub/datasets--JERRYWU24--ee494_datasets/snapshots/80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/synthetic/synthetic_2.csv (origin=hf://datasets/JERRYWU24/ee494_datasets@80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/synthetic/synthetic_2.csv), /tmp/hf-datasets-cache/medium/datasets/28492784548523-config-parquet-and-info-JERRYWU24-ee494_datasets-090a3933/hub/datasets--JERRYWU24--ee494_datasets/snapshots/80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/synthetic/synthetic_3.csv (origin=hf://datasets/JERRYWU24/ee494_datasets@80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/synthetic/synthetic_3.csv), /tmp/hf-datasets-cache/medium/datasets/28492784548523-config-parquet-and-info-JERRYWU24-ee494_datasets-090a3933/hub/datasets--JERRYWU24--ee494_datasets/snapshots/80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/synthetic/synthetic_4.csv (origin=hf://datasets/JERRYWU24/ee494_datasets@80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/synthetic/synthetic_4.csv), /tmp/hf-datasets-cache/medium/datasets/28492784548523-config-parquet-and-info-JERRYWU24-ee494_datasets-090a3933/hub/datasets--JERRYWU24--ee494_datasets/snapshots/80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/synthetic/synthetic_5.csv (origin=hf://datasets/JERRYWU24/ee494_datasets@80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/synthetic/synthetic_5.csv), /tmp/hf-datasets-cache/medium/datasets/28492784548523-config-parquet-and-info-JERRYWU24-ee494_datasets-090a3933/hub/datasets--JERRYWU24--ee494_datasets/snapshots/80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/synthetic/synthetic_6.csv (origin=hf://datasets/JERRYWU24/ee494_datasets@80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/synthetic/synthetic_6.csv), /tmp/hf-datasets-cache/medium/datasets/28492784548523-config-parquet-and-info-JERRYWU24-ee494_datasets-090a3933/hub/datasets--JERRYWU24--ee494_datasets/snapshots/80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/synthetic/synthetic_7.csv (origin=hf://datasets/JERRYWU24/ee494_datasets@80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/synthetic/synthetic_7.csv), /tmp/hf-datasets-cache/medium/datasets/28492784548523-config-parquet-and-info-JERRYWU24-ee494_datasets-090a3933/hub/datasets--JERRYWU24--ee494_datasets/snapshots/80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/synthetic/synthetic_8.csv (origin=hf://datasets/JERRYWU24/ee494_datasets@80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/synthetic/synthetic_8.csv), /tmp/hf-datasets-cache/medium/datasets/28492784548523-config-parquet-and-info-JERRYWU24-ee494_datasets-090a3933/hub/datasets--JERRYWU24--ee494_datasets/snapshots/80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/synthetic/synthetic_9.csv (origin=hf://datasets/JERRYWU24/ee494_datasets@80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/synthetic/synthetic_9.csv)]
Please either edit the data files to have matching columns, or separate them into different configurations (see docs at https://hf.co/docs/hub/datasets-manual-configuration#multiple-configurations)
Traceback: Traceback (most recent call last):
File "/usr/local/lib/python3.12/site-packages/datasets/builder.py", line 1887, in _prepare_split_single
writer.write_table(table)
File "/usr/local/lib/python3.12/site-packages/datasets/arrow_writer.py", line 675, in write_table
pa_table = table_cast(pa_table, self._schema)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.12/site-packages/datasets/table.py", line 2272, in table_cast
return cast_table_to_schema(table, schema)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.12/site-packages/datasets/table.py", line 2218, in cast_table_to_schema
raise CastError(
datasets.table.CastError: Couldn't cast
time: int64
value: double
-- schema metadata --
pandas: '{"index_columns": [{"kind": "range", "name": null, "start": 0, "' + 478
to
{'datetime': Value('string'), 'close': Value('float64')}
because column names don't match
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "/src/services/worker/src/worker/job_runners/config/parquet_and_info.py", line 1347, in compute_config_parquet_and_info_response
parquet_operations = convert_to_parquet(builder)
^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/src/services/worker/src/worker/job_runners/config/parquet_and_info.py", line 980, in convert_to_parquet
builder.download_and_prepare(
File "/usr/local/lib/python3.12/site-packages/datasets/builder.py", line 884, in download_and_prepare
self._download_and_prepare(
File "/usr/local/lib/python3.12/site-packages/datasets/builder.py", line 947, in _download_and_prepare
self._prepare_split(split_generator, **prepare_split_kwargs)
File "/usr/local/lib/python3.12/site-packages/datasets/builder.py", line 1736, in _prepare_split
for job_id, done, content in self._prepare_split_single(
^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.12/site-packages/datasets/builder.py", line 1889, in _prepare_split_single
raise DatasetGenerationCastError.from_cast_error(
datasets.exceptions.DatasetGenerationCastError: An error occurred while generating the dataset
All the data files must have the same columns, but at some point there are 2 new columns ({'value', 'time'}) and 2 missing columns ({'datetime', 'close'}).
This happened while the csv dataset builder was generating data using
hf://datasets/JERRYWU24/ee494_datasets/univariate/synthetic/synthetic_1.csv (at revision 80f25c5dcfd433402547b68f245ac4379ce1a4c4), [/tmp/hf-datasets-cache/medium/datasets/28492784548523-config-parquet-and-info-JERRYWU24-ee494_datasets-090a3933/hub/datasets--JERRYWU24--ee494_datasets/snapshots/80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/crypto/crypto_1.csv (origin=hf://datasets/JERRYWU24/ee494_datasets@80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/crypto/crypto_1.csv), /tmp/hf-datasets-cache/medium/datasets/28492784548523-config-parquet-and-info-JERRYWU24-ee494_datasets-090a3933/hub/datasets--JERRYWU24--ee494_datasets/snapshots/80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/stock/stock_1.csv (origin=hf://datasets/JERRYWU24/ee494_datasets@80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/stock/stock_1.csv), /tmp/hf-datasets-cache/medium/datasets/28492784548523-config-parquet-and-info-JERRYWU24-ee494_datasets-090a3933/hub/datasets--JERRYWU24--ee494_datasets/snapshots/80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/synthetic/synthetic_1.csv (origin=hf://datasets/JERRYWU24/ee494_datasets@80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/synthetic/synthetic_1.csv), /tmp/hf-datasets-cache/medium/datasets/28492784548523-config-parquet-and-info-JERRYWU24-ee494_datasets-090a3933/hub/datasets--JERRYWU24--ee494_datasets/snapshots/80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/synthetic/synthetic_10.csv (origin=hf://datasets/JERRYWU24/ee494_datasets@80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/synthetic/synthetic_10.csv), /tmp/hf-datasets-cache/medium/datasets/28492784548523-config-parquet-and-info-JERRYWU24-ee494_datasets-090a3933/hub/datasets--JERRYWU24--ee494_datasets/snapshots/80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/synthetic/synthetic_11.csv (origin=hf://datasets/JERRYWU24/ee494_datasets@80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/synthetic/synthetic_11.csv), /tmp/hf-datasets-cache/medium/datasets/28492784548523-config-parquet-and-info-JERRYWU24-ee494_datasets-090a3933/hub/datasets--JERRYWU24--ee494_datasets/snapshots/80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/synthetic/synthetic_2.csv (origin=hf://datasets/JERRYWU24/ee494_datasets@80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/synthetic/synthetic_2.csv), /tmp/hf-datasets-cache/medium/datasets/28492784548523-config-parquet-and-info-JERRYWU24-ee494_datasets-090a3933/hub/datasets--JERRYWU24--ee494_datasets/snapshots/80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/synthetic/synthetic_3.csv (origin=hf://datasets/JERRYWU24/ee494_datasets@80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/synthetic/synthetic_3.csv), /tmp/hf-datasets-cache/medium/datasets/28492784548523-config-parquet-and-info-JERRYWU24-ee494_datasets-090a3933/hub/datasets--JERRYWU24--ee494_datasets/snapshots/80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/synthetic/synthetic_4.csv (origin=hf://datasets/JERRYWU24/ee494_datasets@80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/synthetic/synthetic_4.csv), /tmp/hf-datasets-cache/medium/datasets/28492784548523-config-parquet-and-info-JERRYWU24-ee494_datasets-090a3933/hub/datasets--JERRYWU24--ee494_datasets/snapshots/80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/synthetic/synthetic_5.csv (origin=hf://datasets/JERRYWU24/ee494_datasets@80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/synthetic/synthetic_5.csv), /tmp/hf-datasets-cache/medium/datasets/28492784548523-config-parquet-and-info-JERRYWU24-ee494_datasets-090a3933/hub/datasets--JERRYWU24--ee494_datasets/snapshots/80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/synthetic/synthetic_6.csv (origin=hf://datasets/JERRYWU24/ee494_datasets@80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/synthetic/synthetic_6.csv), /tmp/hf-datasets-cache/medium/datasets/28492784548523-config-parquet-and-info-JERRYWU24-ee494_datasets-090a3933/hub/datasets--JERRYWU24--ee494_datasets/snapshots/80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/synthetic/synthetic_7.csv (origin=hf://datasets/JERRYWU24/ee494_datasets@80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/synthetic/synthetic_7.csv), /tmp/hf-datasets-cache/medium/datasets/28492784548523-config-parquet-and-info-JERRYWU24-ee494_datasets-090a3933/hub/datasets--JERRYWU24--ee494_datasets/snapshots/80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/synthetic/synthetic_8.csv (origin=hf://datasets/JERRYWU24/ee494_datasets@80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/synthetic/synthetic_8.csv), /tmp/hf-datasets-cache/medium/datasets/28492784548523-config-parquet-and-info-JERRYWU24-ee494_datasets-090a3933/hub/datasets--JERRYWU24--ee494_datasets/snapshots/80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/synthetic/synthetic_9.csv (origin=hf://datasets/JERRYWU24/ee494_datasets@80f25c5dcfd433402547b68f245ac4379ce1a4c4/univariate/synthetic/synthetic_9.csv)]
Please either edit the data files to have matching columns, or separate them into different configurations (see docs at https://hf.co/docs/hub/datasets-manual-configuration#multiple-configurations)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.
datetime string | close float64 |
|---|---|
2025-11-01 00:00:00 | 109,564.75 |
2025-11-01 00:01:00 | 109,494.01 |
2025-11-01 00:02:00 | 109,415.58 |
2025-11-01 00:03:00 | 109,407.99 |
2025-11-01 00:04:00 | 109,400.43 |
2025-11-01 00:05:00 | 109,398.24 |
2025-11-01 00:06:00 | 109,380.01 |
2025-11-01 00:07:00 | 109,370 |
2025-11-01 00:08:00 | 109,358.04 |
2025-11-01 00:09:00 | 109,397.86 |
2025-11-01 00:10:00 | 109,439.54 |
2025-11-01 00:11:00 | 109,410.56 |
2025-11-01 00:12:00 | 109,398.97 |
2025-11-01 00:13:00 | 109,418.6 |
2025-11-01 00:14:00 | 109,414.77 |
2025-11-01 00:15:00 | 109,400.02 |
2025-11-01 00:16:00 | 109,433.83 |
2025-11-01 00:17:00 | 109,468.79 |
2025-11-01 00:18:00 | 109,443.61 |
2025-11-01 00:19:00 | 109,405.95 |
2025-11-01 00:20:00 | 109,427.52 |
2025-11-01 00:21:00 | 109,428.49 |
2025-11-01 00:22:00 | 109,361.79 |
2025-11-01 00:23:00 | 109,453.48 |
2025-11-01 00:24:00 | 109,444.87 |
2025-11-01 00:25:00 | 109,469.87 |
2025-11-01 00:26:00 | 109,497.7 |
2025-11-01 00:27:00 | 109,484.03 |
2025-11-01 00:28:00 | 109,463.77 |
2025-11-01 00:29:00 | 109,482.39 |
2025-11-01 00:30:00 | 109,428.45 |
2025-11-01 00:31:00 | 109,404.37 |
2025-11-01 00:32:00 | 109,408.26 |
2025-11-01 00:33:00 | 109,387.91 |
2025-11-01 00:34:00 | 109,396.15 |
2025-11-01 00:35:00 | 109,423.45 |
2025-11-01 00:36:00 | 109,427.98 |
2025-11-01 00:37:00 | 109,456.41 |
2025-11-01 00:38:00 | 109,443.03 |
2025-11-01 00:39:00 | 109,429.46 |
2025-11-01 00:40:00 | 109,439.8 |
2025-11-01 00:41:00 | 109,440.66 |
2025-11-01 00:42:00 | 109,495.44 |
2025-11-01 00:43:00 | 109,507.73 |
2025-11-01 00:44:00 | 109,562.93 |
2025-11-01 00:45:00 | 109,530 |
2025-11-01 00:46:00 | 109,665.09 |
2025-11-01 00:47:00 | 109,667.49 |
2025-11-01 00:48:00 | 109,650 |
2025-11-01 00:49:00 | 109,688.2 |
2025-11-01 00:50:00 | 109,700 |
2025-11-01 00:51:00 | 109,700.96 |
2025-11-01 00:52:00 | 109,675.3 |
2025-11-01 00:53:00 | 109,626.27 |
2025-11-01 00:54:00 | 109,910 |
2025-11-01 00:55:00 | 109,631.27 |
2025-11-01 00:56:00 | 109,641.36 |
2025-11-01 00:57:00 | 109,685.61 |
2025-11-01 00:58:00 | 109,669.9 |
2025-11-01 00:59:00 | 109,669.9 |
2025-11-01 01:00:00 | 109,676.3 |
2025-11-01 01:01:00 | 109,787.92 |
2025-11-01 01:02:00 | 109,781.28 |
2025-11-01 01:03:00 | 109,819.36 |
2025-11-01 01:04:00 | 109,781.48 |
2025-11-01 01:05:00 | 109,785.36 |
2025-11-01 01:06:00 | 109,788.99 |
2025-11-01 01:07:00 | 109,761.33 |
2025-11-01 01:08:00 | 109,724.51 |
2025-11-01 01:09:00 | 109,746.89 |
2025-11-01 01:10:00 | 109,729.19 |
2025-11-01 01:11:00 | 109,728.66 |
2025-11-01 01:12:00 | 109,720.64 |
2025-11-01 01:13:00 | 109,742.49 |
2025-11-01 01:14:00 | 109,710.27 |
2025-11-01 01:15:00 | 109,702.02 |
2025-11-01 01:16:00 | 109,738.6 |
2025-11-01 01:17:00 | 109,731.02 |
2025-11-01 01:18:00 | 109,662.69 |
2025-11-01 01:19:00 | 109,675.06 |
2025-11-01 01:20:00 | 109,675.44 |
2025-11-01 01:21:00 | 109,666.18 |
2025-11-01 01:22:00 | 109,646.11 |
2025-11-01 01:23:00 | 109,678.02 |
2025-11-01 01:24:00 | 109,702.56 |
2025-11-01 01:25:00 | 109,701.48 |
2025-11-01 01:26:00 | 109,750.84 |
2025-11-01 01:27:00 | 109,778.27 |
2025-11-01 01:28:00 | 109,822.93 |
2025-11-01 01:29:00 | 109,877.67 |
2025-11-01 01:30:00 | 109,861.92 |
2025-11-01 01:31:00 | 110,150 |
2025-11-01 01:32:00 | 109,992.14 |
2025-11-01 01:33:00 | 109,851.85 |
2025-11-01 01:34:00 | 109,792.42 |
2025-11-01 01:35:00 | 109,779.73 |
2025-11-01 01:36:00 | 109,766.17 |
2025-11-01 01:37:00 | 109,756 |
2025-11-01 01:38:00 | 109,753.6 |
2025-11-01 01:39:00 | 109,728.69 |
End of preview.
EE494 Datasets
Univariate
Synthetic
| # | File | Description |
|---|---|---|
| 1 | synthetic_1.csv |
Sine Wave with Linear Trend + Seasonality + Gaussian Noise |
| 2 | synthetic_2.csv |
Multi-Frequency Sine Waves + Trend + Noise |
| 3 | synthetic_3.csv |
Lorenz System |
| 4 | synthetic_4.csv |
Combination of Multiple Patterns with Regime Changes |
| 5 | synthetic_5.csv |
Brownian Motion |
| 6 | synthetic_6.csv |
AR(1) |
| 7 | synthetic_7.csv |
AR(30) |
| 8 | synthetic_8.csv |
AR(90) |
| 9 | synthetic_9.csv |
NARMA - 10 |
| 10 | synthetic_10.csv |
PFN |
| 19 | synthetic_11.csv |
Sine Wave |
Stock
| # | File | Description |
|---|---|---|
| 1 | stock_1.csv |
NKE minute data from 2023-11-01 to 2025-11-30 |
crypto
| # | File | Description |
|---|---|---|
| 1 | crypto_1.csv |
Bitcoin from 2025-11-01 to 2025-11-30 |
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