docs: def start(self):
  		""" :meth:`.WThreadTask.start` implementation. Register (if required) start event by a tracker storage
  
  		:return: None
  		"""
  		tracker = self.tracker_storage()
  		if tracker is not None and self.track_start() is True:
  			details = self.event_details(WTrackerEvents.start)
  			tracker.register_start(self, event_details=details)
  		WThreadTask.start(self)