Update app.py

app.py

@@ -9,9 +9,9 @@ from Gradio_UI import GradioUI
 
 # Below is an example of a tool that does nothing. Amaze us with your creativity !
 @tool
-def timezone_calculation(cityA:str, cityB:int)-> str: #it's import to specify the return type
+def difference_hours_from_two_(cityA:str, cityB:int)-> 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 calculate the difference in hours from two cities
+    """A tool that calculate the timezone difference in hours from two cities
     Args:
         cityA: the first city
         cityB: the second city