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import threading, time
class WatchDog():
def __init__(self, timeout, bark_fn, interval=3, msg="") -> None:
self.last_feed = None
self.timeout = timeout
self.bark_fn = bark_fn
self.interval = interval
self.msg = msg
self.kill_dog = False
def watch(self):
while True:
if self.kill_dog: break
if time.time() - self.last_feed > self.timeout:
if len(self.msg) > 0: print(self.msg)
self.bark_fn()
break
time.sleep(self.interval)
def begin_watch(self):
self.last_feed = time.time()
th = threading.Thread(target=self.watch)
th.daemon = True
th.start()
def feed(self):
self.last_feed = time.time()