importing class

Marc 'BlackJack' Rintsch bj_666 at
Fri Oct 27 18:28:48 CEST 2006

In <1161966120.828597.57280 at>, gmarkowsky

> Hi all,
> I'm trying to import a class from a module. The class looks like this:
> class App:
>     def __init__(self, master):
>         frame = Frame(master)
>         frame.pack()
>         self.button = Button(frame, text=text_1, command= self.comm_1)
>         self.button.pack(side=LEFT)
>         self.hi_there = Button(frame, text=text_2, command=self.comm_2)
>         self.hi_there.pack(side=LEFT)
>     def comm_1(self):
>         command1()
>         root.quit()
>     def comm_2(self):
>         command2()
>         root.quit()
> It's supposed to just make a Tkinter window with two choices. The
> problem is that when I import it from a module, I get the following
> error:
> NameError: global name 'Frame' is not defined
> But when I copy and paste it into the file, it works. Can anyone tell
> me what's wrong?

Yes, the global name `Frame` is not defined.  `Frame` is a name in the
`Tkinter` module and you have to import it to reference it.  Add the
following import statement to your file:

from Tkinter import Frame, Button

You use `Button` too and this also lives in the `Tkinter` module.

	Marc 'BlackJack' Rintsch

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