Add a web_search function

app.py

@@ -9,14 +9,25 @@ from Gradio_UI import GradioUI
 
 # Below is an example of a tool that does nothing. Amaze us with your creativity !
 @tool
-def my_custom_tool(arg1:str, arg2:int)-> str: #it's import to specify the return type
+def my_custom_tool(query: str, max_results: int = 3)-> str: #it's import to specify the return type
     #Keep this format for the description / args / args description but feel free to modify the tool
-    """A tool that does nothing yet 
+    """A web search tool that uses DuckDuckGo to fetch top search results via smolagents.
+    
     Args:
-        arg1: the first argument
-        arg2: the second argument
+        query: The search query string from the user.
+        max_results: Maximum number of results to return (default: 3).
+        
+    Returns:
+        A string summarizing the top search results.
     """
-    return "What magic will you build ?"
+    tool = DuckDuckGoSearchTool()
+    full_result = tool(query)
+    
+    # If the tool returns a long text, you can optionally trim it
+    result_lines = full_result.strip().split('\n')
+    limited_result = '\n'.join(result_lines[:max_results * 2])  # Approx: 2 lines per result
+    
+    return limited_result or "No results found."
 
 @tool
 def get_current_time_in_timezone(timezone: str) -> str: