refac: modernize type annotations (PEP 604 / PEP 585)

backend/open_webui/retrieval/vector/dbs/qdrant.py

@@ -2,31 +2,30 @@
 NOTE: This vector database integration is community-supported and maintained on a best-effort basis.
 """
 
-from typing import Optional
 import logging
+from typing import Optional
 from urllib.parse import urlparse
 
+from open_webui.config import (
+    QDRANT_API_KEY,
+    QDRANT_COLLECTION_PREFIX,
+    QDRANT_GRPC_PORT,
+    QDRANT_HNSW_M,
+    QDRANT_ON_DISK,
+    QDRANT_PREFER_GRPC,
+    QDRANT_TIMEOUT,
+    QDRANT_URI,
+)
+from open_webui.retrieval.vector.main import (
+    GetResult,
+    SearchResult,
+    VectorDBBase,
+    VectorItem,
+)
 from qdrant_client import QdrantClient as Qclient
 from qdrant_client.http.models import PointStruct
 from qdrant_client.models import models
 
-from open_webui.retrieval.vector.main import (
-    VectorDBBase,
-    VectorItem,
-    SearchResult,
-    GetResult,
-)
-from open_webui.config import (
-    QDRANT_URI,
-    QDRANT_API_KEY,
-    QDRANT_ON_DISK,
-    QDRANT_GRPC_PORT,
-    QDRANT_PREFER_GRPC,
-    QDRANT_COLLECTION_PREFIX,
-    QDRANT_TIMEOUT,
-    QDRANT_HNSW_M,
-)
-
 NO_LIMIT = 999999999
 
 log = logging.getLogger(__name__)