Update app.py

app.py

@@ -13,7 +13,7 @@ def my_custom_tool(arg1:str, arg2:int)-> str: #it's import to specify the return
     #Keep this format for the description / args / args description but feel free to modify the tool
     """A tool that does nothing yet 
     Args:
-        graduation_course: Graduation course like B.C.A, B.Sc, B.B.A , M.B.B.S that students join after 12th  
+        arg1: Graduation course like B.C.A, B.Sc, B.B.A , M.B.B.S that students join after 12th  
         arg2: State in India.
     """