Update backend_app/web_search.py

backend_app/web_search.py

@@ -1,20 +1,24 @@
-# backend/app/web_search.py
-from typing import List, Dict
-from duckduckgo_search import DDGS
-
-
-def web_search(query: str, max_results: int = 3) -> List[Dict]:
-    """
-    DuckDuckGo web search (free).
-    Returns: [{"title": "...", "url": "..."}]
-    """
-    results: List[Dict] = []
-
-    with DDGS() as ddgs:
-        for r in ddgs.text(query, max_results=max_results):
-            href = r.get("href")
-            title = r.get("title")
-            if href and title:
-                results.append({"title": title, "url": href})
-
+from typing import List, Dict
+from duckduckgo_search import DDGS
+from duckduckgo_search.exceptions import RatelimitException
+
+
+def web_search(query: str, max_results: int = 3) -> List[Dict]:
+    """
+    DuckDuckGo web search (free).
+    If rate-limited, returns empty list instead of crashing.
+    """
+    results: List[Dict] = []
+    try:
+        with DDGS() as ddgs:
+            for r in ddgs.text(query, max_results=max_results):
+                href = r.get("href")
+                title = r.get("title")
+                if href and title:
+                    results.append({"title": title, "url": href})
+    except RatelimitException:
+        return []
+    except Exception:
+        return []
+
     return results