def __create_action(self, main_root):
		action_dir = os.path.join(main_root, 'action')
		safe_mkdir(action_dir)

		actions = set()
		for unit, param in self.__task.data['workflow'].items():
			actions.add(param['type'])
		self.__action_mgr.create_actions(actions, action_dir)
def commit(self):
        context = self.pop()
        if self:
            # savepoint
            self[-1]['cbs'].extend(context['cbs'])
            self[-1]['dirty'] = self[-1]['dirty'] or context['dirty']
        else:
            # transaction
            for func, args, kwargs in context['cbs']:
                func(*args, **kwargs)