Terminating python script easily

[Jean-Michel Pichavant]

Balban wrote:
> Hi,
>
> I have a python build script that calls various commands, some using
> os.system().
>
> Often, if I want to terminate the script prematurely, I press ctrl-c,
> but I have to do this many times before I can kill the script for
> good. I was wondering is there a way that I define a signal handler
> and kill the whole thing at once with a single ctrl-c? Perhaps I
> should  also call my other scripts with a method other than os.system
> () as well?
>
> Thank you,
>
> Bahadir
>   
you may want to use subprocess instead of os.system.
On catching CTRL+C, you kill all the pid started with subprocess and 
exit the script smoothly.

JM