Update tools.py

tools.py

@@ -56,7 +56,7 @@ def web_search_tool(state: AgentState) -> AgentState:
 
     for attempt in range(1, max_retries + 1):
         try:
-            result_text = ddg.run(query, max_results=5)
+            result_text = ddg(query, max_results=5)
         except Exception as e:
             # Network error or timeout—retry up to max_retries
             if attempt < max_retries: