def _try_lock(self):
tries = 0
i = random.randint(0, self.n-1)
while True:
tries += 1
try:
return LockFile(self.lock_file + str(i))
except LockError:
if tries >= self.n:
raise
i = (i+1) % self.n
def _try_lock(self):
return LockFile(self.lock_file)