[Tutor] help

[Matthew Ngaha]

> Traceback (most recent call last):
>   File "Match finder GUI.py", line 87, in ?
>     app = Application(root)
>   File "\Match finder GUI.py", line 23, in __init__
>     self.create_widgets()
>   File "Match finder GUI.py", line 61, in create_widgets
>     self.submit_bttn = Button(self, text = "Submit", command = self.reveal)
> AttributeError: Application instance has no attribute 'reveal'
>
>

i only know really basic tkinter, but i think the error is looking for
a method called reveal(). other than your __init__()  and
create_widgets() methods, i only see an update() method. I think your
update method should be named reveal?