Runtime error

My bad for not running this locally.

app.py

@@ -12,8 +12,8 @@ from Gradio_UI import GradioUI
 # Below is an example of a tool that does nothing. Amaze us with your creativity !
 
 @tool
-def ask_polite_guard(input_text:str)-> str: specify the return type
-    """ A tool that classifies text into four categories: polite, somewhat polite, neutral and impolite
+def ask_polite_guard(input_text:str)-> str:
+    """ Tool that classifies text into four categories: polite, somewhat polite, neutral and impolite
     
     Args:
         arg1: the first argument