出现错误：TypeError: stat: path should be string, bytes, os.PathLike or integer, not NoneType该如何解决呢

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Traceback (most recent call last):
File "D:\paddlehub_ernie_emotion_analysis-main\finetune_ernie.py", line 2, in
import paddlehub as hub
File "C:\Users\huawei\AppData\Roaming\Python\Python311\site-packages\paddlehub_init_.py", line 31, in
from paddlehub import datasets
File "C:\Users\huawei\AppData\Roaming\Python\Python311\site-packages\paddlehub\datasets_init_.py", line 16, in
from paddlehub.datasets.chnsenticorp import ChnSentiCorp
File "C:\Users\huawei\AppData\Roaming\Python\Python311\site-packages\paddlehub\datasets\chnsenticorp.py", line 19, in
from paddlehub.datasets.base_nlp_dataset import TextClassificationDataset
File "C:\Users\huawei\AppData\Roaming\Python\Python311\site-packages\paddlehub\datasets\base_nlp_dataset.py", line 21, in
import paddlenlp
File "C:\Users\huawei\AppData\Roaming\Python\Python311\site-packages\paddlenlp_init_.py", line 20, in
from . import ops
File "C:\Users\huawei\AppData\Roaming\Python\Python311\site-packages\paddlenlp\ops_init_.py", line 15, in
from .transformer.decoding import *
File "C:\Users\huawei\AppData\Roaming\Python\Python311\site-packages\paddlenlp\ops\transformer\decoding.py", line 24, in
from paddlenlp.ops.ext_utils import load
File "C:\Users\huawei\AppData\Roaming\Python\Python311\site-packages\paddlenlp\ops\ext_utils.py", line 19, in
if not os.path.exists(CUDA_HOME):
^^^^^^^^^^^^^^^^^^^^^^^^^
File "", line 19, in exists
TypeError: stat: path should be string, bytes, os.PathLike or integer, not NoneType

进程已结束,退出代码1