old_contents: import datetime
  import time
  from threading import Thread
  
  
  class TimedTask(Thread):
      def __init__(self, interval_mins=5):
          Thread.__init__(self)
          self.daemon = True
          self.interval_mins = interval_mins
          dtime = datetime.datetime.utcnow()
          dtime = dtime.replace(minute=(dtime.minute // self.interval_mins) * self.interval_mins)
          self.dtime = dtime
  
      def run(self):
          while True:
              if self.dtime < datetime.datetime.utcnow():
                  while self.dtime < datetime.datetime.utcnow():
                      self.dtime += datetime.timedelta(minutes=self.interval_mins)
                  self.timed_task()
              time.sleep(1)
  
      def timed_task(self):
          raise NotImplementedError("Please implement this method in inheriting class")
  
new_contents: import datetime
  import time
  from threading import Thread
  
  
  class TimedTask(Thread):
      def __init__(self, interval_mins=5):
          Thread.__init__(self)
          self.daemon = False
          self.interval_mins = interval_mins
          dtime = datetime.datetime.utcnow()
          dtime = dtime.replace(minute=(dtime.minute // self.interval_mins) * self.interval_mins)
          self.dtime = dtime
  
      def run(self):
          while True:
              if self.dtime < datetime.datetime.utcnow():
                  while self.dtime < datetime.datetime.utcnow():
                      self.dtime += datetime.timedelta(minutes=self.interval_mins)
                  self.timed_task()
              time.sleep(1)
  
      def timed_task(self):
          raise NotImplementedError("Please implement this method in inheriting class")
  
subject: Update timer.py