def METHOD_NAME(self, maps):
    """
    maps = {
        'node' : nid_map,
        'property' : pid_map,
    }
    """
    if self.n:
        nid_map = maps['node']
        pid_map = maps['property']
        for i, pid in enumerate(self.property_id):
            self.property_id[i] = pid_map[pid]