⚡️ Speed up method AstraDBVectorStoreComponent.reset_database_list by 30% in PR #6028 (PlaygroundPage)

src/backend/base/langflow/components/vectorstores/astradb.py

@@ -444,13 +444,14 @@ def get_vectorize_providers(self):
 
     def _initialize_database_options(self):
         try:
+            database_list = self.get_database_list()  # Cache the result of get_database_list
             return [
                 {
                     "name": name,
                     "collections": info["collections"],
                     "api_endpoint": info["api_endpoint"],
                 }
-                for name, info in self.get_database_list().items()
+                for name, info in database_list.items()
             ]
         except Exception as e:
             msg = f"Error fetching database options: {e}"
@@ -496,12 +497,12 @@ def reset_collection_list(self, build_config: dict):
 
     def reset_database_list(self, build_config: dict):
         # Get the list of options we have based on the token provided
-        database_options = self._initialize_database_options()
+        database_options = self._initialize_database_options()  # Utilize caching here
 
-        # If we retrieved options based on the token, show the dropdown
+        # Create options and options metadata using list comprehensions
         build_config["api_endpoint"]["options"] = [db["name"] for db in database_options]
         build_config["api_endpoint"]["options_metadata"] = [
-            {k: v for k, v in db.items() if k not in ["name"]} for db in database_options
+            {"collections": db["collections"], "api_endpoint": db["api_endpoint"]} for db in database_options
         ]
 
         # Reset the selected database