DocsGPT/application/vectorstore/qdrant.py
2024-02-28 11:49:15 +05:30

48 lines
1.8 KiB
Python

from langchain_community.vectorstores.qdrant import Qdrant
from application.vectorstore.base import BaseVectorStore
from application.core.settings import settings
from qdrant_client import models
class QdrantStore(BaseVectorStore):
def __init__(self, path: str = "", embeddings_key: str = "embeddings"):
self._filter = models.Filter(
must=[
models.FieldCondition(
key="metadata.store",
match=models.MatchValue(value=path.replace("application/indexes/", "").rstrip("/")),
)
]
)
self._docsearch = Qdrant.construct_instance(
["TEXT_TO_OBTAIN_EMBEDDINGS_DIMENSION"],
embedding=self._get_embeddings(settings.EMBEDDINGS_NAME, embeddings_key),
collection_name=settings.QDRANT_COLLECTION_NAME,
location=settings.QDRANT_LOCATION,
url=settings.QDRANT_URL,
port=settings.QDRANT_PORT,
grpc_port=settings.QDRANT_GRPC_PORT,
https=settings.QDRANT_HTTPS,
prefer_grpc=settings.QDRANT_PREFER_GRPC,
api_key=settings.QDRANT_API_KEY,
prefix=settings.QDRANT_PREFIX,
timeout=settings.QDRANT_TIMEOUT,
path=settings.QDRANT_PATH,
distance_func=settings.QDRANT_DISTANCE_FUNC,
)
def search(self, *args, **kwargs):
return self._docsearch.similarity_search(filter=self._filter, *args, **kwargs)
def add_texts(self, *args, **kwargs):
return self._docsearch.add_texts(*args, **kwargs)
def save_local(self, *args, **kwargs):
pass
def delete_index(self, *args, **kwargs):
return self._docsearch.client.delete(
collection_name=settings.QDRANT_COLLECTION_NAME, points_selector=self._filter
)