[Tutor] check PID

[Hugo González Monteverde]

Hi Alberto,

Since then I've come across the very neat kill(pid, 0) trick, which I 
replied to you in another post.

Hugo

Alberto Troiano wrote:
> Hey all
> 
> I want to check if a PID number is running
> I have the pid number from other program and I want to check if it's alive
> Using Python 2.2 over Linux Red Hat 9
> 
> I tried to google but find how to know process of the app but not check for 
> other pids
> 
> Thanks ina dvanced
> 
> Alberto
> 
> 
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