j'y connais rien mais faut vraiment que je m'y mettes

ici il semble y avoir un exemple
http://stackoverflow.com/questions/4637420/efficient-python-daemon

import daemon
import time
def do_something():
 while True:
 with open("/tmp/current_time.txt", "w") as f:
 f.write("The time is now " + time.ctime())
 time.sleep(5)
def run():
 with daemon.DaemonContext():
 do_something()
if __name__ == "__main__":
 run()