python(chore): Add multiple CSV ingestion example

python/examples/ingestion_with_csv/multi_csv/channel_a.csv

@@ -0,0 +1,23 @@
+time,channel_a
+2024-01-28T09:12:44.531252-08:00,0.22632408240649787
+2024-01-28T09:12:45.531252-08:00,0.2507473982956536
+2024-01-28T09:12:46.531252-08:00,0.569768335603046
+2024-01-28T09:12:47.531252-08:00,0.11603978260515428
+2024-01-28T09:12:48.531252-08:00,0.7769021894063354
+2024-01-28T09:12:49.531252-08:00,0.925130023325051
+2024-01-28T09:12:50.531252-08:00,0.5742981300587023
+2024-01-28T09:12:51.531252-08:00,0.5838714673841429
+2024-01-28T09:12:52.531252-08:00,0.6445476967910116
+2024-01-28T09:12:53.531252-08:00,0.6168050494395134
+2024-01-28T09:12:54.531252-08:00,0.7069942145640749
+2024-01-28T09:12:55.531252-08:00,0.22707879474976028
+2024-01-28T09:12:56.531252-08:00,0.957768388142448
+2024-01-28T09:12:57.531252-08:00,0.6144049192190292
+2024-01-28T09:12:58.531252-08:00,0.0873028949386201
+2024-01-28T09:12:59.531252-08:00,0.3039485218345719
+2024-01-28T09:13:00.531252-08:00,0.22851326936800914
+2024-01-28T09:13:01.531252-08:00,0.16260281000247712
+2024-01-28T09:13:02.531252-08:00,0.09552401779445857
+2024-01-28T09:13:03.531252-08:00,0.9537078296985912
+2024-01-28T09:13:04.531252-08:00,0.9122053160758067
+2024-01-28T09:13:05.531252-08:00,0.7902955646688254

python/examples/ingestion_with_csv/multi_csv/channel_b.csv

@@ -0,0 +1,20 @@
+time,channel_b
+2024-01-28T09:12:45.531252-08:00,0.89109795898564
+2024-01-28T09:12:46.531252-08:00,0.9309029570727708
+2024-01-28T09:12:47.531252-08:00,0.41736205389867254
+2024-01-28T09:12:48.531252-08:00,0.7757735001457383
+2024-01-28T09:12:49.531252-08:00,0.42276349070729996
+2024-01-28T09:12:50.531252-08:00,0.9705230086382642
+2024-01-28T09:12:51.531252-08:00,0.734441844952279
+2024-01-28T09:12:52.531252-08:00,0.1391787659779769
+2024-01-28T09:12:53.531252-08:00,0.8297404689121078
+2024-01-28T09:12:54.531252-08:00,0.3378370313101441
+2024-01-28T09:12:56.531252-08:00,0.5828578086789715
+2024-01-28T09:12:57.531252-08:00,0.40521655584043825
+2024-01-28T09:12:58.531252-08:00,0.7945760115108459
+2024-01-28T09:12:59.531252-08:00,0.20324861252254495
+2024-01-28T09:13:00.531252-08:00,0.8613288704162841
+2024-01-28T09:13:01.531252-08:00,0.3912526730822837
+2024-01-28T09:13:02.531252-08:00,0.6454147210017829
+2024-01-28T09:13:03.531252-08:00,0.7354322452008073
+2024-01-28T09:13:04.531252-08:00,0.9664717997673006

python/examples/ingestion_with_csv/multi_csv/channel_c.csv

@@ -0,0 +1,22 @@
+time,channel_c
+2024-01-28T09:12:44.531252-08:00,0.3583413686283572
+2024-01-28T09:12:45.531252-08:00,0.3836948472275413
+2024-01-28T09:12:46.531252-08:00,0.9963335515068289
+2024-01-28T09:12:47.531252-08:00,0.7539072495801836
+2024-01-28T09:12:48.531252-08:00,0.7023922590155645
+2024-01-28T09:12:49.531252-08:00,0.25561715849715744
+2024-01-28T09:12:50.531252-08:00,0.5694787962865526
+2024-01-28T09:12:52.531252-08:00,0.9598539271439543
+2024-01-28T09:12:53.531252-08:00,0.8251028382570161
+2024-01-28T09:12:54.531252-08:00,0.407590907943275
+2024-01-28T09:12:55.531252-08:00,0.2872819025384998
+2024-01-28T09:12:56.531252-08:00,0.5869616167673772
+2024-01-28T09:12:57.531252-08:00,0.9568875633460442
+2024-01-28T09:12:58.531252-08:00,0.703233083472776
+2024-01-28T09:12:59.531252-08:00,0.7322267937013178
+2024-01-28T09:13:00.531252-08:00,0.8209383644559006
+2024-01-28T09:13:01.531252-08:00,0.9151461394004176
+2024-01-28T09:13:02.531252-08:00,0.8486339884028036
+2024-01-28T09:13:03.531252-08:00,0.1565551267309683
+2024-01-28T09:13:04.531252-08:00,0.4669848760366126
+2024-01-28T09:13:05.531252-08:00,0.8402548823816924

python/examples/ingestion_with_csv/multi_csv/main.py

@@ -0,0 +1,122 @@
+import csv
+import os
+from datetime import datetime
+from pathlib import Path
+from typing import Dict, List, Tuple
+
+from dotenv import load_dotenv
+from sift_py.grpc.transport import SiftChannelConfig, use_sift_channel
+from sift_py.ingestion.channel import ChannelConfig, ChannelDataType, double_value, empty_value
+from sift_py.ingestion.config.telemetry import TelemetryConfig
+from sift_py.ingestion.flow import FlowConfig, FlowOrderedChannelValues
+from sift_py.ingestion.service import IngestionService
+
+
+def parse_csv(
+    data: List[Dict], telemetry_config: TelemetryConfig
+) -> List[FlowOrderedChannelValues]:
+    flows: List[FlowOrderedChannelValues] = []
+
+    flow = telemetry_config.flows[0]  # Packed into a single flow for this example
+    flow_name = flow.name
+
+    all_timestamps = [ts for channel in data for ts in channel.keys()]
+    all_timestamps = sorted(list(set(all_timestamps)))  # Remove duplicates and sort
+
+    for timestamp in all_timestamps:
+        channel_values = []
+
+        for channel in data:
+            channel_data = channel.get(timestamp)
+            # Check if there's data present for each timestamp
+            if channel_data:
+                channel_values.append(double_value(float(channel_data)))
+            else:
+                channel_values.append(empty_value())
+
+        flows.append(
+            {
+                "flow_name": flow_name,
+                "timestamp": timestamp,
+                "channel_values": channel_values,
+            }
+        )
+
+    return flows
+
+
+def load_telemetry_config(
+    csv_paths: List[Path], asset_name: str, ingestion_client_key: str
+) -> Tuple[TelemetryConfig, List[Dict]]:
+    channels = []
+    data: List[Dict] = []  # Each channel will have its own dictionary: {timestamp: value}
+
+    for path_to_csv in csv_paths:
+        with open(path_to_csv, "r") as csv_file:
+            reader = csv.reader(csv_file)
+            header = next(reader)  # Grab header
+            channel_name = header[1]  # Assuming only one channel per CSV
+
+            channels.append(
+                ChannelConfig(
+                    name=channel_name,
+                    data_type=ChannelDataType.DOUBLE,  # Assuming all channels are doubles for this example
+                )
+            )
+
+            channel_data = {}
+            for row in reader:
+                timestamp_str, value = row[0], row[1]  # Assuming only one channel per CSV
+                channel_data.update({datetime.fromisoformat(timestamp_str): value})
+            data.append(channel_data)
+
+    telemetry_config = TelemetryConfig(
+        asset_name=asset_name,
+        ingestion_client_key=ingestion_client_key,
+        flows=[FlowConfig(name="data", channels=channels)],
+    )
+    return telemetry_config, data
+
+
+if __name__ == "__main__":
+    """
+    Example of ingesting data from a CSV file into Sift.
+    """
+
+    load_dotenv()
+
+    sift_uri = os.getenv("SIFT_API_URI")
+    assert sift_uri, "expected 'SIFT_API_URI' environment variable to be set"
+
+    apikey = os.getenv("SIFT_API_KEY")
+    assert apikey, "expected 'SIFT_API_KEY' environment variable to be set"
+
+    asset_name = os.getenv("ASSET_NAME")
+    assert asset_name, "expected 'ASSET_NAME' environment variable to be set"
+
+    ingestion_client_key = os.getenv("INGESTION_CLIENT_KEY")
+    assert ingestion_client_key, "expected 'INGESTION_CLIENT_KEY' environment variable to be set"
+
+    csv_data = [Path("channel_a.csv"), Path("channel_b.csv"), Path("channel_c.csv")]
+
+    telemetry_config, data = load_telemetry_config(csv_data, asset_name, ingestion_client_key)
+    flows = parse_csv(data, telemetry_config)
+
+    sift_channel_config = SiftChannelConfig(
+        uri=sift_uri,
+        apikey=apikey,
+    )
+
+    with use_sift_channel(sift_channel_config) as channel:
+        # Create ingestion service using the telemetry config
+        ingestion_service = IngestionService(
+            channel=channel,
+            config=telemetry_config,
+        )
+
+        # Create a new run as part of this ingestion
+        run_name = f"{asset_name}-{datetime.now()}"
+        ingestion_service.attach_run(channel, run_name, "example csv ingestion")
+
+        with ingestion_service.buffered_ingestion() as buffered_ingestion:
+            buffered_ingestion.ingest_flows(*flows)

python/examples/ingestion_with_csv/single_csv/.env-example

@@ -0,0 +1,4 @@
+SIFT_API_URI=""
+SIFT_API_KEY=""
+ASSET_NAME=""
+INGESTION_CLIENT_KEY=""

python/examples/ingestion_with_csv/single_csv/requirements.txt

@@ -0,0 +1,2 @@
+python-dotenv
+sift-stack-py