safest way to kill a thread

[limodou]

Using Thread's method setDaemon() before you call the start() method. 
Just like :

t.setDaemon(True)
t.start()

martinnitram at excite.com wrote:
> Dear all,
> in python, a thread can be created by t = threading.Thread. But i
> found that when the main (and the thread) program is running and user
> use Crtl+C/Crtl+Z to break the program abnormally, the thread is still
> running and needed to kill manually (by the pid). Is there had any
> safest way to kill/exit the thread program under python (when the
> thread program part is a forever loop)?
> 
>     Thank a lot
> 

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