Update app.py

app.py

@@ -20,11 +20,9 @@ def my_custom_tool(arg1:str, arg2:int)-> str: #it's import to specify the return
     """A tool that searches using DuckDuckGoSearchTool and adds a prefix and an appendix consisting of '#' characters.
 
     Args:
-        arg1 (str): The search query.
-        arg2 (int): The number of '#' characters to add as prefix and appendix.
+        arg1: The search query.
+        arg2: The number of '#' characters to add as prefix and appendix.
 
-    Returns:
-        str: The search results wrapped with the '#' prefix and appendix.
     """
     
     # Instantiate the duck_tool