array of Tkinter variables?

[Larry Bates]

Jo Schambach wrote:
> I want to build an array of entry widgets in python with Tkinter that
> all have similar textvariables. I was hoping that I could use an array
> of StringVar variables to attach to these widgets, so that I can loop
> through the widget creation. But my simple minded approach failed:
> 
>         for i in range(32):
>             self.dllAdjust[i] = StringVar()
>             self.dllAdjust[i].set('000')
> 
> gives me the following error:
> 
>   File "./config.py", line 787, in setDefaultVals
>     self.dllAdjust[i] = StringVar()
> AttributeError: Configurator instance has no attribute 'dllAdjust'
> 
> 
> ("Configurator" is the class in which this code fragment appears)
> 
> How does one define an array of StringVar? If that is not possible, what
> would be an alternative approach to the idea in the  code fragment above?
> 
> Jo

I think what you want is something like:

    self.dllAdjust=[]
    for i in range(32):
        sv=StringVar()
        sv.set('000')
        self.dllAdjust.append(sv)


(not tested)

Larry Bates