trustgraph/trustgraph-flow/trustgraph/query/doc_embeddings/qdrant/service.py
2025-04-19 15:51:26 +01:00

96 lines
2.3 KiB
Python
Executable file

"""
Document embeddings query service. Input is vector, output is an array
of chunks
"""
from qdrant_client import QdrantClient
from qdrant_client.models import PointStruct
from qdrant_client.models import Distance, VectorParams
from .... schema import DocumentEmbeddingsResponse
from .... schema import Error, Value
from .... base import DocumentEmbeddingsQueryService
default_ident = "de-query"
default_store_uri = 'http://localhost:6333'
class Processor(DocumentEmbeddingsQueryService):
def __init__(self, **params):
store_uri = params.get("store_uri", default_store_uri)
#optional api key
api_key = params.get("api_key", None)
super(Processor, self).__init__(
**params | {
"store_uri": store_uri,
"api_key": api_key,
}
)
self.qdrant = QdrantClient(url=store_uri, api_key=api_key)
async def handle(self, msg):
try:
v = msg.value()
# Sender-produced ID
id = msg.properties()["id"]
print(f"Handling input {id}...", flush=True)
chunks = []
for vec in v.vectors:
dim = len(vec)
collection = (
"d_" + v.user + "_" + v.collection + "_" +
str(dim)
)
search_result = self.qdrant.query_points(
collection_name=collection,
query=vec,
limit=v.limit,
with_payload=True,
).points
for r in search_result:
ent = r.payload["doc"]
chunks.append(ent)
return chunks
except Exception as e:
print(f"Exception: {e}")
raise e
@staticmethod
def add_args(parser):
DocumentEmbeddingsQueryService.add_args(parser)
parser.add_argument(
'-t', '--store-uri',
default=default_store_uri,
help=f'Qdrant store URI (default: {default_store_uri})'
)
parser.add_argument(
'-k', '--api-key',
default=None,
help=f'API key for qdrant (default: None)'
)
def run():
Processor.launch(default_ident, __doc__)