Russell Shaw [Sun, Feb 15, 2004 at 08:01:07PM +1100]:
> Hi,
> I get this error:
> 
>   File "db.py", line 81, in get_table
>       if self.window != None:
>   AttributeError: Edit_Manufs instance has no attribute 'window'
> 
> However, i figured out this way:
> 
>   if 'window' in dir(self):
>     self.window.destroy()

*DON'T* do this.

Declare the variable and set it to "None" in __init__.

... unless code obfuscation is your goal.
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