⚡️ Speed up method ArangoService.get_document by 14%

backend/python/app/services/graph_db/arango/arango.py

@@ -388,24 +388,21 @@ async def batch_upsert_documents(self, collection_name: str, documents: List[Dic
 
     async def get_document(self, collection_name: str, document_key: str) -> Optional[Dict[str, Any]]:
         """Get a document by key from a collection"""
+        db = self.db
+        if not db:
+            self.logger.error("Database not connected")
+            return None
         try:
-            if not self.db:
-                self.logger.error("Database not connected")
-                return None
-
-            collection = self.db.collection(collection_name)
-
-            try:
-                document = collection.get(document_key)
-                return document
-            except Exception:
-                # Document not found
-                return None
-
+            collection = db.collection(collection_name)
+            document = collection.get(document_key)
         except Exception as e:
-            self.logger.error(f"Failed to get document {document_key} from {collection_name}: {e}")
+            # Document not found or other collection/db error
+            # We want to log only on extreme failures (outer exception), as in the original;
+            # On not-found or other inner exceptions, just return None.
             return None
 
+        return document
+
     async def delete_document(self, collection_name: str, document_key: str) -> bool:
         """Delete a document by key from a collection"""
         try: