copy_dict复制字典create_dict创建字典dict_to_json字典至JSONget_dict_object获取字典对象get_dict_param获取字典参数get_dict_tuple获取字典元组json_to_dict JSON至字典read_dict读取字典remove_dict_key移除字典键set_dict_object设置字典对象set_dict_tuple设置字典元组set_dict_tuple_at设置字典元组分配write_dict写入字典