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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 3 new columns ({'editions', 'key', 'cite_type'}) and 4 missing columns ({'level', 'court_id', 'jurisdiction', 'location'}).
This happened while the json dataset builder was generating data using
hf://datasets/bobez999/us-legal-courts-reporters-database/data/us_legal_reporters.jsonl (at revision 30bd3b11b35ddb567910e288e4bc81da99bfa1c5), [/tmp/hf-datasets-cache/medium/datasets/29724428407685-config-parquet-and-info-bobez999-us-legal-courts--d8c8097d/hub/datasets--bobez999--us-legal-courts-reporters-database/snapshots/30bd3b11b35ddb567910e288e4bc81da99bfa1c5/data/us_courts_database.jsonl (origin=hf://datasets/bobez999/us-legal-courts-reporters-database@30bd3b11b35ddb567910e288e4bc81da99bfa1c5/data/us_courts_database.jsonl), /tmp/hf-datasets-cache/medium/datasets/29724428407685-config-parquet-and-info-bobez999-us-legal-courts--d8c8097d/hub/datasets--bobez999--us-legal-courts-reporters-database/snapshots/30bd3b11b35ddb567910e288e4bc81da99bfa1c5/data/us_legal_reporters.jsonl (origin=hf://datasets/bobez999/us-legal-courts-reporters-database@30bd3b11b35ddb567910e288e4bc81da99bfa1c5/data/us_legal_reporters.jsonl)]
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
key: string
name: string
cite_type: string
editions: list<item: string>
child 0, item: string
source: string
to
{'court_id': Value('string'), 'name': Value('string'), 'jurisdiction': Value('string'), 'level': Value('string'), 'location': Value('string'), 'source': Value('string')}
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 3 new columns ({'editions', 'key', 'cite_type'}) and 4 missing columns ({'level', 'court_id', 'jurisdiction', 'location'}).
This happened while the json dataset builder was generating data using
hf://datasets/bobez999/us-legal-courts-reporters-database/data/us_legal_reporters.jsonl (at revision 30bd3b11b35ddb567910e288e4bc81da99bfa1c5), [/tmp/hf-datasets-cache/medium/datasets/29724428407685-config-parquet-and-info-bobez999-us-legal-courts--d8c8097d/hub/datasets--bobez999--us-legal-courts-reporters-database/snapshots/30bd3b11b35ddb567910e288e4bc81da99bfa1c5/data/us_courts_database.jsonl (origin=hf://datasets/bobez999/us-legal-courts-reporters-database@30bd3b11b35ddb567910e288e4bc81da99bfa1c5/data/us_courts_database.jsonl), /tmp/hf-datasets-cache/medium/datasets/29724428407685-config-parquet-and-info-bobez999-us-legal-courts--d8c8097d/hub/datasets--bobez999--us-legal-courts-reporters-database/snapshots/30bd3b11b35ddb567910e288e4bc81da99bfa1c5/data/us_legal_reporters.jsonl (origin=hf://datasets/bobez999/us-legal-courts-reporters-database@30bd3b11b35ddb567910e288e4bc81da99bfa1c5/data/us_legal_reporters.jsonl)]
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.
court_id string | name string | jurisdiction string | level string | location string | source string |
|---|---|---|---|---|---|
alacirct | Alabama Circuit Courts | A.L. | gjc | Alabama | Free Law Project |
alactapp | Alabama Court of Appeals | A.L. | iac | Alabama | Free Law Project |
alacivapp | Alabama Court of Civil Appeals | A.L. | iac | Alabama | Free Law Project |
alacrimapp | Alabama Court of Criminal Appeals | A.L. | iac | Alabama | Free Law Project |
alajudct | Alabama Court of the Judiciary | A.L. | ljc | Alabama | Free Law Project |
aladistct | Alabama District Courts | A.L. | ljc | Alabama | Free Law Project |
alajuvct | Alabama Juvenile Courts | A.L. | ljc | Alabama | Free Law Project |
alamunict | Alabama Municipal Courts | A.L. | ljc | Alabama | Free Law Project |
alaproct | Alabama Probate Courts | A.L. | ljc | Alabama | Free Law Project |
alascct | Alabama Small Claims Courts | A.L. | ljc | Alabama | Free Law Project |
ala | Supreme Court of Alabama | A.L. | colr | Alabama | Free Law Project |
almb | United States Bankruptcy Court for the Middle District of Alabama | A.L. | ljc | Alabama | Free Law Project |
alnb | United States Bankruptcy Court, N.D. Alabama | Alabama | Free Law Project | ||
alsb | United States Bankruptcy Court, S.D. Alabama | Alabama | Free Law Project | ||
ald | United States District Court for the District of Alabama | gjc | Alabama | Free Law Project | |
circtdal | U.S. Circuit Court for the District of Alabama | iac | Alabama | Free Law Project | |
circtmdal | U.S. Circuit Court for the District of Middle Alabama | iac | Alabama | Free Law Project | |
circtndal | U.S. Circuit Court for the District of Northern Alabama | iac | Alabama | Free Law Project | |
circtsdal | U.S. Circuit Court for the District of Southern Alabama | iac | Alabama | Free Law Project | |
almd | United States District Court for the Middle District of Alabama | A.L. | gjc | Alabama | Free Law Project |
alnd | United States District Court for the Northern District of Alabama | A.L. | gjc | Alabama | Free Law Project |
alsd | United States District Court for the Southern District of Alabama | A.L. | gjc | Alabama | Free Law Project |
alaskactapp | Alaska Court of Appeals | null | iac | Alaska | Free Law Project |
akdistct | Alaska District Court | null | ljc | Alaska | Free Law Project |
aksuperct | Alaska Superior Court | null | gjc | Alaska | Free Law Project |
alaska | Alaska Supreme Court | colr | Alaska | Free Law Project | |
akb | United States Bankruptcy Court, D. Alaska | Alaska | Free Law Project | ||
akd | United States District Court for the District of Alaska | null | gjc | Alaska | Free Law Project |
amsamoatc | American Samoa District Court | A.S. | gjc | American Samoa | Free Law Project |
amsamoa | High Court of American Samoa | A.S. | colr | American Samoa | Free Law Project |
arizctapp | Arizona Court of Appeals | A.Z. | iac | Arizona | Free Law Project |
azjustct | Arizona Justice Court | A.Z. | ljc | Arizona | Free Law Project |
azsuperct | Arizona Superior Court | A.Z. | gjc | Arizona | Free Law Project |
ariz | Arizona Supreme Court | A.Z. | colr | Arizona | Free Law Project |
ariztaxct | Arizona Tax Court | Arizona | Free Law Project | ||
ftmcdowell | Fort McDowell Supreme Court | A.Z. | colr | Arizona | Free Law Project |
ftmcdowct | Fort McDowell Yavapai Nation Tribal Court | A.Z. | ljc | Arizona | Free Law Project |
ftmcdowctapp | Fort McDowell Yavapai Nation Tribal Court of Appeals | A.Z. | iac | Arizona | Free Law Project |
hopiappct | Hopi Appellate Court | A.Z. | iac | Arizona | Free Law Project |
hopitr | Hopi Trial Court | A.Z. | ljc | Arizona | Free Law Project |
navajoctapp | Navajo Court of Appeals | A.Z. | ljc | Arizona | Free Law Project |
navajochildct | Navajo Nation Children's Court | A.Z. | ljc | Arizona | Free Law Project |
navajodistct | Navajo Nation District Court | A.Z. | ljc | Arizona | Free Law Project |
navajofamct | Navajo Nation Family Court | A.Z. | ljc | Arizona | Free Law Project |
navajo | Navajo Nation Supreme Court | A.Z. | colr | Arizona | Free Law Project |
arb | United States Bankruptcy Court, D. Arizona | Arizona | Free Law Project | ||
azd | United States District Court for the District of Arizona | null | gjc | Arizona | Free Law Project |
circtdar | U.S. Circuit Court for the District of Arkansas | iac | Arkansas | Free Law Project | |
circtedar | U.S. Circuit Court for the District of Eastern Arkansas | iac | Arkansas | Free Law Project | |
circtdterrar | U.S. Circuit Court for the District of Territory of Arkansas | iac | Arkansas | Free Law Project | |
circtwdar | U.S. Circuit Court for the District of Western Arkansas | iac | Arkansas | Free Law Project | |
ared | United States District Court for the Eastern District of Arkansas | A.R. | gjc | Arkansas | Free Law Project |
arwd | United States District Court for the Western District of Arkansas | A.R. | gjc | Arkansas | Free Law Project |
arkag | Arkansas Attorney General Reports | Arkansas | Free Law Project | ||
arkcirct | Arkansas Circuit Courts | A.R. | gjc | Arkansas | Free Law Project |
arkcityct | Arkansas City Courts | A.R. | ljc | Arkansas | Free Law Project |
arkctapp | Arkansas Court of Appeals | A.R. | iac | Arkansas | Free Law Project |
arkdistct | Arkansas District Courts | A.R. | ljc | Arkansas | Free Law Project |
ark | Arkansas Supreme Court | A.R. | colr | Arkansas | Free Law Project |
arkworkcompcom | Arkansas Workers' Compensation Commission | Arkansas | Free Law Project | ||
areb | United States Bankruptcy Court, E.D. Arkansas | Arkansas | Free Law Project | ||
arwb | United States Bankruptcy Court, W.D. Arkansas | Arkansas | Free Law Project | ||
ard | United States District Court for the District of Arkansas | A.R. | gjc | Arkansas | Free Law Project |
usberlinct | United States Court of Berlin | trial | Berlin | Free Law Project | |
circtdca | U.S. Circuit Court for the District of California | iac | California | Free Law Project | |
circtndca | U.S. Circuit Court for the District of Northern California | iac | California | Free Law Project | |
circtsdca | U.S. Circuit Court for the District of Southern California | iac | California | Free Law Project | |
caed | United States District Court for the Eastern District of California | C.A. | gjc | California | Free Law Project |
cand | United States District Court for the Northern District of California | C.A. | gjc | California | Free Law Project |
casd | United States District Court for the Southern District of California | C.A. | gjc | California | Free Law Project |
calag | California Attorney General Reports | California | Free Law Project | ||
calctapp | California Courts of Appeal | C.A. | iac | California | Free Law Project |
calctapp5d | California Court of Appeal, Fifth Appellate District | C.A. | iac | California | Free Law Project |
calctapp1d | California Court of Appeal, First Appellate District | C.A. | iac | California | Free Law Project |
calctapp4d | California Court of Appeal, Fourth Appellate District | C.A. | iac | California | Free Law Project |
calctapp2d | California Court of Appeal, Second Appellate District | C.A. | iac | California | Free Law Project |
calctapp6d | California Court of Appeal, Sixth Appellate District | C.A. | iac | California | Free Law Project |
calctapp3d | California Court of Appeal, Third Appellate District | C.A. | iac | California | Free Law Project |
caldistct | California District Court | C.A. | gjc | California | Free Law Project |
montereydistct | Monterey District Court | C.A. | gjc | California | Free Law Project |
placerdistct | Placer District Court | C.A. | gjc | California | Free Law Project |
sacdistct | Sacramento District Court | C.A. | gjc | California | Free Law Project |
sfdistct | San Francisco District Court | C.A. | gjc | California | Free Law Project |
santacruzdistct | Santa Cruz District Court | C.A. | gjc | California | Free Law Project |
shastadistct | Shasta District Court | C.A. | gjc | California | Free Law Project |
siskiyoudistct | Siskiyou District Court | C.A. | gjc | California | Free Law Project |
trinitydistct | Trinity District Court | C.A. | gjc | California | Free Law Project |
yrekadistct | Yreka District Court | C.A. | gjc | California | Free Law Project |
yubadistct | Yuba District Court | C.A. | gjc | California | Free Law Project |
calsuperct | California Superior Court | C.A. | gjc | California | Free Law Project |
calsuppctla | Los Angeles Superior Court | C.A. | gjc | California | Free Law Project |
calsuppctsf | San Francisco Superior Court | C.A. | gjc | California | Free Law Project |
calappdeptsuper | California Superior Court, Appellate Division | C.A. | iac | California | Free Law Project |
cal | California Supreme Court | C.A. | colr | California | Free Law Project |
ca9 | Court of Appeals for the Ninth Circuit | California | Free Law Project | ||
caljp | State of California Commission On Judicial Performance | ljc | California | Free Law Project | |
bap9 | United States Bankruptcy Appellate Panel of The Ninth Circuit | iac | California | Free Law Project | |
cacb | United States Bankruptcy Court, C.D. California | California | Free Law Project | ||
caeb | United States Bankruptcy Court, E.D. California | California | Free Law Project | ||
canb | United States Bankruptcy Court, N.D. California | California | Free Law Project |
End of preview.
US Legal Courts & Reporters Database | 2,806 Records
Comprehensive structured database of US courts and legal reporters across all jurisdictions. Built for legal NLP, entity recognition, and jurisdiction analysis.
Dataset Details
| Size | 2,806 court records + legal reporter records |
| Format | JSONL (2 files) |
| Domain | US Legal System |
| License | CC BY-ND 4.0 |
| Source | Free Law Project |
| Provider | AlTal Datamining |
Schema
Courts Database (us_courts_database.jsonl)
| Field | Type | Description |
|---|---|---|
| court_id | string | Unique court identifier |
| name | string | Full court name |
| jurisdiction | string | Jurisdiction code |
| level | string | Court level (gjc, federal, etc.) |
| location | string | State/territory |
| source | string | Data provenance |
Reporters Database (us_legal_reporters.jsonl)
Contains legal reporter metadata for citation resolution and case law linking.
Use Cases
- Legal NLP model training (court name recognition, jurisdiction classification)
- Legal citation parsing and resolution
- Judicial analytics and court hierarchy modeling
- Legal document routing and classification
- Building legal knowledge graphs
- Training legal AI assistants
Quality
- Sourced from Free Law Project (authoritative US legal data provider)
- Covers federal and state courts across all 50 US states + territories
- Structured, deduplicated, and validated
Commercial Licensing
For commercial use, enterprise legal datasets, or custom legal data (case law, statutes, regulations), contact:
- Email: mohammad@tminig.com
- Website: tminig.com
- Company: AlTal Datamining
We build custom legal datasets for any jurisdiction, any legal domain, any language.
Built by AlTal Datamining | Premium AI Training Datasets
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