[Tutor] Interprocess communication

[Alan Gauld]

On 06/12/11 19:10, bodsda at googlemail.com wrote:
> If you invoke the system 'cp' command though, it may
 > not be possible to have a progress bar because the
 > command will only talk back when it exits.

Not if you use the -v (verbose) option. That slows it down but does 
provide a listing of every file copied. You can use the Subprocess 
module to read that output and update your status  bar.

But its not trivial I agree.


-- 
Alan G
Author of the Learn to Program web site
http://www.alan-g.me.uk/