Update app.py

app.py

@@ -21,8 +21,9 @@ def my_custom_tool(query: str)-> str: #it's import to specify the return type
         query: The search query string.
     """
     search_tool = DuckDuckGoSearchTool()
-    results = search_tool.run(query)
+    results = search_tool(query)
     return f"Search results for '{query}':\n" + "\n".join(results)
+    
 
 @tool
 def get_current_time_in_timezone(timezone: str) -> str: