Update app.py

app.py

@@ -19,7 +19,7 @@ def my_custom_tool(arg1:str, arg2:int)-> str: #it's import to specify the return
     return "What magic will you build ?"
 
 @tool
-def calculate_bandwidth(users, usage):
+def calculate_bandwidth(users: int, usage: dict) -> float:
     """
     Calculate the recommended internet speed based on user inputs.
     :param users: Number of users