mirror of
https://github.com/trustgraph-ai/trustgraph.git
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9b91d5eee3
* Starting to spawn base package * More package hacking * Bedrock and VertexAI * Parquet split * Updated templates * Utils
128 lines
2.7 KiB
Python
Executable file
128 lines
2.7 KiB
Python
Executable file
#!/usr/bin/env python3
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"""
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Loads a PDF document into TrustGraph processing.
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"""
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import pulsar
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from pulsar.schema import JsonSchema
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from trustgraph.schema import Document, Source, document_ingest_queue
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import base64
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import hashlib
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import argparse
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import os
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import time
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from trustgraph.log_level import LogLevel
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class Loader:
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def __init__(
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self,
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pulsar_host,
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output_queue,
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log_level,
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file,
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):
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self.client = pulsar.Client(
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pulsar_host,
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logger=pulsar.ConsoleLogger(log_level.to_pulsar())
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)
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self.producer = self.client.create_producer(
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topic=output_queue,
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schema=JsonSchema(Document),
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chunking_enabled=True,
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)
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self.file = file
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def run(self):
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try:
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path = self.file
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data = open(path, "rb").read()
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id = hashlib.sha256(path.encode("utf-8")).hexdigest()[0:8]
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r = Document(
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source=Source(
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source=path,
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title=path,
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id=id,
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),
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data=base64.b64encode(data),
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)
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self.producer.send(r)
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except Exception as e:
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print(e, flush=True)
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def __del__(self):
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self.client.close()
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def main():
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parser = argparse.ArgumentParser(
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prog='loader',
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description=__doc__,
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)
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default_pulsar_host = os.getenv("PULSAR_HOST", 'pulsar://localhost:6650')
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default_output_queue = document_ingest_queue
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parser.add_argument(
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'-p', '--pulsar-host',
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default=default_pulsar_host,
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help=f'Pulsar host (default: {default_pulsar_host})',
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)
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parser.add_argument(
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'-o', '--output-queue',
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default=default_output_queue,
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help=f'Output queue (default: {default_output_queue})'
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)
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parser.add_argument(
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'-l', '--log-level',
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type=LogLevel,
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default=LogLevel.ERROR,
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choices=list(LogLevel),
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help=f'Output queue (default: info)'
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)
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parser.add_argument(
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'-f', '--file',
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required=True,
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help=f'File to load'
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)
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args = parser.parse_args()
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while True:
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try:
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p = Loader(
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pulsar_host=args.pulsar_host,
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output_queue=args.output_queue,
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log_level=args.log_level,
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file=args.file,
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)
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p.run()
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print("File loaded.")
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break
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except Exception as e:
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print("Exception:", e, flush=True)
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print("Will retry...", flush=True)
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time.sleep(10)
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main()
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