mirror of
https://github.com/trustgraph-ai/trustgraph.git
synced 2026-04-25 16:36:21 +02:00
9b91d5eee3
* Starting to spawn base package * More package hacking * Bedrock and VertexAI * Parquet split * Updated templates * Utils
145 lines
3.2 KiB
Python
Executable file
145 lines
3.2 KiB
Python
Executable file
#!/usr/bin/env python3
|
|
|
|
"""
|
|
Loads Graph embeddings into TrustGraph processing.
|
|
"""
|
|
|
|
import pulsar
|
|
from pulsar.schema import JsonSchema
|
|
from trustgraph.schema import GraphEmbeddings, Value
|
|
from trustgraph.schema import graph_embeddings_store_queue
|
|
import argparse
|
|
import os
|
|
import time
|
|
import pyarrow as pa
|
|
import pyarrow.parquet as pq
|
|
|
|
from trustgraph.log_level import LogLevel
|
|
|
|
class Loader:
|
|
|
|
def __init__(
|
|
self,
|
|
pulsar_host,
|
|
output_queue,
|
|
log_level,
|
|
file,
|
|
):
|
|
|
|
self.client = pulsar.Client(
|
|
pulsar_host,
|
|
logger=pulsar.ConsoleLogger(log_level.to_pulsar())
|
|
)
|
|
|
|
self.producer = self.client.create_producer(
|
|
topic=output_queue,
|
|
schema=JsonSchema(GraphEmbeddings),
|
|
chunking_enabled=True,
|
|
)
|
|
|
|
self.file = file
|
|
|
|
def run(self):
|
|
|
|
try:
|
|
|
|
path = self.file
|
|
|
|
print("Reading file...")
|
|
table = pq.read_table(path)
|
|
print("Loaded.")
|
|
|
|
names = set(table.column_names)
|
|
|
|
if "embeddings" not in names:
|
|
print("No 'embeddings' column")
|
|
|
|
if "entity" not in names:
|
|
print("No 'entity' column")
|
|
|
|
embc = table.column("embeddings")
|
|
entc = table.column("entity")
|
|
|
|
for emb, ent in zip(embc, entc):
|
|
|
|
b = emb.as_py()
|
|
n = ent.as_py()
|
|
|
|
r = GraphEmbeddings(
|
|
vectors=b,
|
|
entity=Value(
|
|
value=n,
|
|
is_uri=n.startswith("https:")
|
|
)
|
|
)
|
|
|
|
self.producer.send(r)
|
|
|
|
except Exception as e:
|
|
print(e, flush=True)
|
|
|
|
def __del__(self):
|
|
self.client.close()
|
|
|
|
def main():
|
|
|
|
parser = argparse.ArgumentParser(
|
|
prog='loader',
|
|
description=__doc__,
|
|
)
|
|
|
|
default_pulsar_host = os.getenv("PULSAR_HOST", 'pulsar://localhost:6650')
|
|
default_output_queue = graph_embeddings_store_queue
|
|
|
|
parser.add_argument(
|
|
'-p', '--pulsar-host',
|
|
default=default_pulsar_host,
|
|
help=f'Pulsar host (default: {default_pulsar_host})',
|
|
)
|
|
|
|
parser.add_argument(
|
|
'-o', '--output-queue',
|
|
default=default_output_queue,
|
|
help=f'Output queue (default: {default_output_queue})'
|
|
)
|
|
|
|
parser.add_argument(
|
|
'-l', '--log-level',
|
|
type=LogLevel,
|
|
default=LogLevel.ERROR,
|
|
choices=list(LogLevel),
|
|
help=f'Output queue (default: info)'
|
|
)
|
|
|
|
parser.add_argument(
|
|
'-f', '--file',
|
|
required=True,
|
|
help=f'File to load'
|
|
)
|
|
|
|
args = parser.parse_args()
|
|
|
|
while True:
|
|
|
|
try:
|
|
p = Loader(
|
|
pulsar_host=args.pulsar_host,
|
|
output_queue=args.output_queue,
|
|
log_level=args.log_level,
|
|
file=args.file,
|
|
)
|
|
|
|
p.run()
|
|
|
|
print("File loaded.")
|
|
break
|
|
|
|
except Exception as e:
|
|
|
|
print("Exception:", e, flush=True)
|
|
print("Will retry...", flush=True)
|
|
|
|
time.sleep(10)
|
|
|
|
main()
|
|
|