tkinter redraw rates

Dave Angel davea at
Wed Jul 17 12:07:22 CEST 2013

On 07/16/2013 11:04 PM, fronagzen at wrote:
> Noted on the quoting thing.
> Regarding the threading, well, first, I'm not so much a programmer as someone who knows a bit of how to program.
> And it seems that the only way to update a tkinter window is to use the .update() method, which is what I was experimenting with. Start up a new thread that just loops the .update() with a 1ms sleep until the download is done. It seems to work, actually.

update() is to be used when it's too awkward to return to mainloop.  In 
my second approach, you would periodically call it inside the processing 
loop.  But unless tkinter is unique among GUI's, it's unsafe to do that 
in any thread besides the GUI thread.


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