Update helper_functions_api.py

helper_functions_api.py

@@ -259,7 +259,7 @@ def search_brave(query, num_results=5):
         result = response.json()  # Return the JSON response if successful
         return [item["url"] for item in result["web"]["results"]][:num_results],cleaned_search_query
     else:
-        return [],optimized_search_query  # Return error code if not successful
+        return [],cleaned_search_query  # Return error code if not successful
 
 # #@retry(tries=3, delay=0.25)
 # def search_brave(query, num_results=5):