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 get_random_fact(arg1:str)-> str: #it's import to specify the return type
+def get_random_fact() -> 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 returns a random fact.
+    """A tool that returns a random fact.
     Args:
         None
     """