Get instance of an existing Qdrant collection.
This method will return the instance of the store without inserting any new embeddings.
from_existing_collection(
cls: type[Qdrant],
embedding: Embeddings,
path: str | None = None,
collection_name: str | None = None,
location: str | None = None,
url: str | None = None,
port: int | None = 6333,
grpc_port: int = 6334,
prefer_grpc: bool = False,
https: bool | None = None,
api_key: str | None = None,
prefix: str | None = None,
timeout: int | None = None,
host: str | None = None,
content_payload_key: str = CONTENT_KEY,
metadata_payload_key: str = METADATA_KEY,
distance_strategy: str = 'COSINE',
vector_name: str | None = VECTOR_NAME,
**kwargs: Any = {}
) -> Qdrant