Progress Bars in python

[Larry Bates]

Hari Sekhon wrote:
> Hi,
>   I've written a script which backs up a huge bunch of files, but I
> don't want the script to output the file names as it does this as it
> clutters the screen, I only output errors.
> 
> So in order to see that the script is working and not stuck, I'd like to
> implement some kind of progress bar or something, perhaps like the
> spinning thing that you often see in linux or freebsd consisting of
> switching / - \ | on the spot to get the appearance of a spinning
> bar.... I can figure out that the spinning bar is done by switching
> these four chars but I don't know how they get each char to replace the
> last one instead of printing them in succession.
> 
> Does anybody have any good suggestions about what the best way of doing
> this or any other suggestions for the best ways to show that the script
> is processing...?
> 
> 
> Hari

This also is shown in Python Cookbook:

http://aspn.activestate.com/ASPN/Cookbook/Python/Recipe/299207

Larry Bates