sum of 1 to n

app.py

@@ -17,6 +17,10 @@ def my_custom_tool(arg1:str, arg2:int)-> str: #it's import to specify the return
         arg2: the second argument
     """
     return "What magic will you build ?"
+@tool
+def sum_one_to_n(arg:int)-> int:
+    sum = n*(n+1)/2
+    return sum
 
 @tool
 def get_current_time_in_timezone(timezone: str) -> str: