Update app.py

Correcting again search_web tool

app.py

@@ -14,8 +14,22 @@ def search_web(query:str)-> str: #it's import to specify the return type
     Args:
         query: the query to search the web
     """  
-    web_search_tool = DuckDuckGoSearchTool(max_results=5, rate_limit=2.0)
-    return web_search_tool(query)
+    try:
+        web_search_tool = DuckDuckGoSearchTool(max_results=5, rate_limit=2.0)
+        results = web_search_tool(query)
+
+        if not results:
+            return "No results found."
+
+        # Format results into readable text
+        formatted = "\n".join(
+            [f"{i+1}. {r.get('title', 'No title')} - {r.get('link', 'No link')}\n{r.get('snippet', '')}"
+             for i, r in enumerate(results)]
+        )
+        return formatted
+
+    except Exception as e:
+        return f"Error during web search: {str(e)}"
  
 
 @tool