def __create_launcher(self, run_root):
		launcher = self.__task.data['backend']['launcher']
		return self.__launcher_mgr.create_launcher(launcher, run_root)
def get_level(self, level, queue):
		if queue == None:
			queue = []
		if level == 1:
			queue.push(self)
		else:
			if self.lchild != None:
				self.lchild.get_level(level-1, queue)
			if self.rchild != None:
				self.rchild.get_level(level-1, queue)
		return queue