listtree.py crash

[Issac]

Oops, nevermind.  PyQt is exactly what I need.  Such a beautiful piece of
software!

Issac

> ActiveState Python 2.1.1 and 2.2 both reject the listtree.py tkinter demo
> (from the Python 2.2 source distro) :
> 
> $ python listtree.py listtree.py
> Traceback (most recent call last):
>   File "listtree.py", line 37, in ?
>     main()
>   File "listtree.py", line 33, in main
>     list = listtree(f, app)
>   File "listtree.py", line 11, in listtree
>     listnodes(list, app, '.', 0)
>   File "listtree.py", line 15, in listnodes
>     klass = list.send(app, 'winfo', 'class', widget)
>   File "c:\Python21\lib\lib-tk\Tkinter.py", line 582, in send
>     return self.tk.call(('send', interp, cmd) + args)
> TclError: invalid command name "send"
> 
> Does anyone know how to fix this?
> 
> Issac
> 
> 
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