Update app.py

app.py

@@ -4,12 +4,13 @@ import requests
 import pytz
 import yaml
 from tools.final_answer import FinalAnswerTool
+from typing import Any
 
 from Gradio_UI import GradioUI
 
 # Below is an example of a tool that does nothing. Amaze us with your creativity !
 @tool
-def create_image_tool(arg1:str)-> image: #it's import to specify the return type
+def create_image_tool(arg1:str)-> Any: #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 
     Args: