Dataset Viewer
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
partitionScheme: string
prefix: string
description: string
parts: struct<2026-06-17T05: struct<path: string, rowCount: int64, hourKey: timestamp[s], updatedAt: string (... 2 chars omitted)
child 0, 2026-06-17T05: struct<path: string, rowCount: int64, hourKey: timestamp[s], updatedAt: string>
child 0, path: string
child 1, rowCount: int64
child 2, hourKey: timestamp[s]
child 3, updatedAt: string
totalRows: int64
updatedAt: string
eventTime: string
stage: string
sourceName: string
transport: string
Latitude: double
sourceMode: string
city: string
Severity: string
trafficDensity: double
sourceId: string
location: string
vehicleType: string
eventType: string
streamKind: string
Speed_kmh: int64
sourceType: string
event_type: string
businessResult: string
sensorType: string
sensorKind: string
severity: string
Event_Type: string
longitude: double
Longitude: double
timestamp: string
vehicle_type: string
latitude: double
confidence: double
Traffic_Density: double
derivedFrom: string
activeModelId: string
speed_kmh: int64
traffic_density: double
eventId: string
speedKmh: int64
sourceTimestamp: string
to
{'stage': Value('string'), 'eventId': Value('string'), 'eventTime': Value('string'), 'sourceId': Value('string'), 'sourceName': Value('string'), 'sourceType': Value('string'), 'sourceMode': Value('string'), 'sensorType': Value('string'), 'location': Value('string'), 'activeModelId': Value('string'), 'city': Value('string'), 'Latitude': Value('float64'), 'Severity': Value('string'), 'latitude': Value('float64'), 'severity': Value('string'), 'speedKmh': Value('int64'), 'Longitude': Value('float64'), 'Speed_kmh': Value('int64'), 'eventType': Value('string'), 'longitude': Value('float64'), 'speed_kmh': Value('int64'), 'timestamp': Value('string'), 'transport': Value('string'), 'Event_Type': Value('string'), 'confidence': Value('float64'), 'event_type': Value('string'), 'sensorKind': Value('string'), 'streamKind': Value('string'), 'derivedFrom': Value('string'), 'vehicleType': Value('string'), 'vehicle_type': Value('string'), 'trafficDensity': Value('float64'), 'Traffic_Density': Value('float64'), 'sourceTimestamp': Value('string'), 'traffic_density': Value('float64'), 'businessResult': Value('string')}
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 478, 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 2815, in __iter__
for key, example in ex_iterable:
^^^^^^^^^^^
File "/usr/local/lib/python3.14/site-packages/datasets/iterable_dataset.py", line 2352, in __iter__
for key, pa_table in self._iter_arrow():
~~~~~~~~~~~~~~~~^^
File "/usr/local/lib/python3.14/site-packages/datasets/iterable_dataset.py", line 2377, 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
partitionScheme: string
prefix: string
description: string
parts: struct<2026-06-17T05: struct<path: string, rowCount: int64, hourKey: timestamp[s], updatedAt: string (... 2 chars omitted)
child 0, 2026-06-17T05: struct<path: string, rowCount: int64, hourKey: timestamp[s], updatedAt: string>
child 0, path: string
child 1, rowCount: int64
child 2, hourKey: timestamp[s]
child 3, updatedAt: string
totalRows: int64
updatedAt: string
eventTime: string
stage: string
sourceName: string
transport: string
Latitude: double
sourceMode: string
city: string
Severity: string
trafficDensity: double
sourceId: string
location: string
vehicleType: string
eventType: string
streamKind: string
Speed_kmh: int64
sourceType: string
event_type: string
businessResult: string
sensorType: string
sensorKind: string
severity: string
Event_Type: string
longitude: double
Longitude: double
timestamp: string
vehicle_type: string
latitude: double
confidence: double
Traffic_Density: double
derivedFrom: string
activeModelId: string
speed_kmh: int64
traffic_density: double
eventId: string
speedKmh: int64
sourceTimestamp: string
to
{'stage': Value('string'), 'eventId': Value('string'), 'eventTime': Value('string'), 'sourceId': Value('string'), 'sourceName': Value('string'), 'sourceType': Value('string'), 'sourceMode': Value('string'), 'sensorType': Value('string'), 'location': Value('string'), 'activeModelId': Value('string'), 'city': Value('string'), 'Latitude': Value('float64'), 'Severity': Value('string'), 'latitude': Value('float64'), 'severity': Value('string'), 'speedKmh': Value('int64'), 'Longitude': Value('float64'), 'Speed_kmh': Value('int64'), 'eventType': Value('string'), 'longitude': Value('float64'), 'speed_kmh': Value('int64'), 'timestamp': Value('string'), 'transport': Value('string'), 'Event_Type': Value('string'), 'confidence': Value('float64'), 'event_type': Value('string'), 'sensorKind': Value('string'), 'streamKind': Value('string'), 'derivedFrom': Value('string'), 'vehicleType': Value('string'), 'vehicle_type': Value('string'), 'trafficDensity': Value('float64'), 'Traffic_Density': Value('float64'), 'sourceTimestamp': Value('string'), 'traffic_density': Value('float64'), 'businessResult': 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.
Flowmatic Smart City Dataset
Flowmatic smart-city dataset with hourly UTC CSV partitions. 1 hour file(s), 143 total row(s). Files live under data/hourly/ and are indexed in data/hourly/manifest.json.
Pipeline run: cmqhlxrr708tno42sajnwwxf6
Updated: 2026-06-17T05:05:27.655Z
Partition scheme: hourly-utc
Manifest: data/hourly/manifest.json
Hourly CSV layout
Rows are grouped by eventTime into one CSV per UTC hour:
- Directory:
data/hourly/ - File pattern:
YYYY-MM-DDTHH.csv(example:data/hourly/2026-05-21T14.csv) - Append exports merge only within the touched hour file(s), not the whole dataset.
| Hour (UTC) | File | Rows | Updated |
|---|---|---|---|
| 2026-06-17 05:00–05:59 UTC | data/hourly/2026-06-17T05.csv |
143 | 2026-06-17T05:05:27.655Z |
Preview (latest exported rows)
| stage | eventId | eventTime | sourceId | sourceName | sourceType | sourceMode | sensorType | location | activeModelId | city | Latitude | Severity | latitude | severity | speedKmh | Longitude | Speed_kmh | eventType | longitude | speed_kmh | timestamp | transport | Event_Type | confidence | event_type | sensorKind | streamKind | derivedFrom | vehicleType | vehicle_type | trafficDensity | Traffic_Density | sourceTimestamp | traffic_density | businessResult |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| "business" | "AST-004073" | "2026-06-17T05:05:23.133Z" | "cmqhlqhey07upo42srcn4lw66" | "ast" | "WEBSOCKET" | "SIMULATED" | "traffic" | "Astana" | "production:q1_astana_tranad_anomaly_detector" | "Astana" | 51.08804 | "Low" | 51.08804 | "Low" | 11 | 71.431884 | 11 | "Weather" | 71.431884 | 11 | "2026-06-17T05:05:23.133Z" | "WEBSOCKET" | "Weather" | 0.976 | "Weather" | "traffic" | "astana_semi_synthetic" | "astana_synthetic_data.csv" | "Truck" | "Truck" | 62.96 | 62.96 | "2024-09-21T14:06:30.610Z" | 62.96 | "{"activeModelId":"production:q1_astana_tranad_anomaly_detector","skipped":true,"reason":"Select a Hugging Face model in the core unit configuration"}" |
| "business" | "AST-004071" | "2026-06-17T05:05:22.133Z" | "cmqhlqhey07upo42srcn4lw66" | "ast" | "WEBSOCKET" | "SIMULATED" | "traffic" | "Astana" | "production:q1_astana_tranad_anomaly_detector" | "Astana" | 51.160878 | "Medium" | 51.160878 | "Medium" | 24 | 71.363354 | 24 | "Congestion" | 71.363354 | 24 | "2026-06-17T05:05:22.132Z" | "WEBSOCKET" | "Congestion" | 0.882 | "Congestion" | "traffic" | "astana_semi_synthetic" | "astana_synthetic_data.csv" | "Bus" | "Bus" | 59.01 | 59.01 | "2024-07-21T23:26:58.125Z" | 59.01 | "{"activeModelId":"production:q1_astana_tranad_anomaly_detector","skipped":true,"reason":"Select a Hugging Face model in the core unit configuration"}" |
| "business" | "AST-004069" | "2026-06-17T05:05:21.133Z" | "cmqhlqhey07upo42srcn4lw66" | "ast" | "WEBSOCKET" | "SIMULATED" | "traffic" | "Astana" | "production:q1_astana_tranad_anomaly_detector" | "Astana" | 51.248194 | "Medium" | 51.248194 | "Medium" | 63 | 71.388475 | 63 | "Congestion" | 71.388475 | 63 | "2026-06-17T05:05:21.132Z" | "WEBSOCKET" | "Congestion" | 0.899 | "Congestion" | "traffic" | "astana_semi_synthetic" | "astana_synthetic_data.csv" | "Motorcycle" | "Motorcycle" | 103.69 | 103.69 | "2024-07-11T00:42:11.189Z" | 103.69 | "{"activeModelId":"production:q1_astana_tranad_anomaly_detector","skipped":true,"reason":"Select a Hugging Face model in the core unit configuration"}" |
| "business" | "AST-004067" | "2026-06-17T05:05:20.131Z" | "cmqhlqhey07upo42srcn4lw66" | "ast" | "WEBSOCKET" | "SIMULATED" | "traffic" | "Astana" | "production:q1_astana_tranad_anomaly_detector" | "Astana" | 51.152615 | "High" | 51.152615 | "High" | 5 | 71.413434 | 5 | "Roadwork" | 71.413434 | 5 | "2026-06-17T05:05:20.131Z" | "WEBSOCKET" | "Roadwork" | 0.984 | "Roadwork" | "traffic" | "astana_semi_synthetic" | "astana_synthetic_data.csv" | "Truck" | "Truck" | 106.48 | 106.48 | "2024-07-25T17:16:09.055Z" | 106.48 | "{"activeModelId":"production:q1_astana_tranad_anomaly_detector","skipped":true,"reason":"Select a Hugging Face model in the core unit configuration"}" |
| "business" | "AST-004065" | "2026-06-17T05:05:19.131Z" | "cmqhlqhey07upo42srcn4lw66" | "ast" | "WEBSOCKET" | "SIMULATED" | "traffic" | "Astana" | "production:q1_astana_tranad_anomaly_detector" | "Astana" | 51.169566 | "Medium" | 51.169566 | "Medium" | 10 | 71.395201 | 10 | "Weather" | 71.395201 | 10 | "2026-06-17T05:05:19.130Z" | "WEBSOCKET" | "Weather" | 0.985 | "Weather" | "traffic" | "astana_semi_synthetic" | "astana_synthetic_data.csv" | "Motorcycle" | "Motorcycle" | 27.39 | 27.39 | "2024-07-20T12:04:51.648Z" | 27.39 | "{"activeModelId":"production:q1_astana_tranad_anomaly_detector","skipped":true,"reason":"Select a Hugging Face model in the core unit configuration"}" |
Usage
from datasets import load_dataset
# Loads all hourly CSV parts as one split
ds = load_dataset("pushthetempo/astana_v2", data_files="data/hourly/*.csv", split="train")
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