Tkinter,show pictures from the list of files in catalog-problem

[Ziggy]

On 2017-12-19, MRAB wrote:
>> 
> The function called by .after should return to the tkinter's event loop. 
> If you want to display a sequence of pictures, then the function should 
> call .after to make it call the function again.
>
> Here's a slightly reworked version:

Thanks. I like your solution, thanks to you I've learned about os.walk,
indeed makes everything easy.

Thanks again