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jinuljt/singleapp.py

Last active August 29, 2015 14:21
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singleapp.py
import fcntl
import time
import sys
lock = file('singleapp.lock', "w+")
try:
fcntl.lockf(lock, fcntl.LOCK_EX|fcntl.LOCK_NB)
except Exception, e:
print "kill me before start again"
sys.exit(0)
while(1):
time.sleep(1)
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