Update agent.py

agent.py

@@ -72,14 +72,22 @@ def wiki_search(query: str) -> str:
 @tool
 def web_search(query: str) -> str:
     """
-    Search the web using DuckDuckGo and return the top 3 results
+    Search DuckDuckGo via the DDGS class and return the top 3 results
     (title, URL, and snippet).
     """
-    results = ddg(query, max_results=3) or []
+    try:
+        with DDGS() as ddgs:
+            results = ddgs.text(query, max_results=3)
+    except Exception as e:
+        return f"DuckDuckGo search error: {e}"
+
+    if not results:
+        return "No results from DuckDuckGo."
+
     formatted = []
     for r in results:
-        title = r.get("title", "").strip()
-        url   = r.get("href", "").strip()
+        title = r.get("title", "<no title>").strip()
+        url   = r.get("href", "<no URL>").strip()
         body  = r.get("body", "").strip()
         formatted.append(f"• **{title}**\n  {url}\n  _{body}_")
     return "\n\n".join(formatted)