我在练习官网的入门样例：  快速上手使用PaddleX-MobileNetV3_ssld图像分类，在aistudio环境的notebook中运行报错，信息如下。大佬可否帮忙指点下。

AttributeError Traceback (most recent call last) in 5 import os 6 os.environ['CUDA_VISIBLE_DEVICES'] = '0' ----> 7 import paddlex as pdx /opt/conda/envs/python35-paddle120-env/lib/python3.7/site-packages/paddlex/__init__.py in 16 17 from paddlex.utils.env import get_environ_info, init_parallel_env ---> 18 init_parallel_env() 19 20 from . import cv /opt/conda/envs/python35-paddle120-env/lib/python3.7/site-packages/paddlex/utils/env.py in init_parallel_env() 69 np.random.seed(local_seed) 70 ---> 71 paddle.distributed.init_parallel_env() AttributeError: module 'paddle.distributed' has no attribute 'init_parallel_env'