Update app.py

app.py

@@ -126,35 +126,52 @@ class DuckDuckGoSearchTool(Tool):
     """Search tool using DuckDuckGo"""
     name = "web_search"
     description = "Search the web using DuckDuckGo (current information)"
-    inputs = [{
-        "name": "query",
-        "type": "string",
-        "description": "Search query string",
-        "required": True
-    }]
-    outputs = [{
-        "name": "results",
-        "type": "string",
-        "description": "Formatted search results"
-    }]
     
-    def __init__(self, max_results: int = 5): 
+    # Smolagents requires these formatted as dicts (not lists) [github.com]
+    inputs = {
+        "query": {
+            "type": "string",
+            "description": "Search query string",
+            "required": True
+        }
+    }
+    
+    outputs = {
+        "results": {
+            "type": "string",
+            "description": "Formatted search results with URLs and snippets"
+        }
+    }
+    
+    def __init__(self, max_results: int = 5):
         super().__init__()
         self.max_results = max_results
-        
+        self.args_schema = {
+            "max_results": {
+                "type": "integer",
+                "description": "Max results to return",
+                "default": 5
+            }
+        }
+
     def run(self, query: str) -> str:
-        """Return formatted search results"""
+        """Perform a search and return formatted results"""
         try:
             with DDGS() as ddgs:
-                results = list(ddgs.text(query, max_results=self.max_results))
+                results = list(ddgs.text(
+                    keywords=query,
+                    region='wt-wt',
+                    safesearch='moderate', 
+                    max_results=self.max_results
+                ))
             
-            formatted = [
-                f"[{i+1}] {r['title']}\nURL: {r['href']}\n{r['body'][:500]}"
-                for i, r in enumerate(results)
-            ]
-            return "\n\n".join(formatted)
+            return "\n\n".join([
+                f"• {res['title']}\n  {res['href']}\n  {res['body'][:300]}..."
+                for res in results
+            ])
         except Exception as e:
-            return f"Search error: {str(e)}"
+            return f"Search failed: {str(e)}"
+
             
 WEB_TOOLS = [
     DuckDuckGoSearchTool(max_results=5),