Update app.py

app.py

@@ -36,7 +36,13 @@ model = OpenAIServerModel(
 # #         #top_p = 1
 
 
-
+USER_AGENTS = [
+    "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/115.0.0.0 Safari/537.36",
+    "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/115.0.0.0 Safari/537.36",
+    "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:109.0) Gecko/20100101 Firefox/116.0",
+    "Mozilla/5.0 (iPhone; CPU iPhone OS 16_6 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.6 Mobile/15E148 Safari/604.1",
+    "Mozilla/5.0 (Linux; Android 10; SM-A205U) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/115.0.5790.136 Mobile Safari/537.36"
+]
 
 
 @tool
@@ -47,17 +53,45 @@ def simple_web_search(query: str, num_results: int = 5) -> str:
         num_results: Result count.
     """
     try:
-        with DDGS() as ddgs:
+        # Validate inputs
+        if not query.strip():
+            return json.dumps({"error": "Empty query string"})
+        
+        num_results = max(1, min(10, num_results))  # Limit to 1-10 results
+        
+        # Random delay and User-Agent
+        delay = random.uniform(1.0, 3.0)
+        user_agent = random.choice(USER_AGENTS)
+        time.sleep(delay)
+
+        # Perform search
+        with DDGS(headers={"User-Agent": user_agent}) as ddgs:
             results = []
             for result in ddgs.text(query, max_results=num_results):
                 results.append({
-                    'title': result.get('title', ''),
-                    'link': result.get('href', ''),
-                    'snippet': result.get('body', '')
+                    'title': result.get('title', 'No title'),
+                    'link': result.get('href', '#'),
+                    'snippet': result.get('body', 'No description')
                 })
-            return json.dumps(results if results else {"error": "No results found"})
+                if len(results) >= num_results:
+                    break
+
+            if not results:
+                return json.dumps({
+                    "error": "No results found",
+                    "query": query,
+                    "user_agent": user_agent
+                })
+                
+            return json.dumps(results)
+
     except Exception as e:
-        return json.dumps({"error": str(e)})
+        return json.dumps({
+            "error": str(e),
+            "type": type(e).__name__,
+            "query": query,
+            "user_agent": user_agent if 'user_agent' in locals() else "Unknown"
+        })
 #simple_web_search = simple_web_search()
 
 class BasicAgent: