ModuleNotFoundError: No module named 'typing_extensions'

[daixun0913]

Traceback (most recent call last):
File "/home/pc/.local/bin/torchrun", line 5, in
from torch.distributed.run import main
File "/home/pc/.local/lib/python3.10/site-packages/torch/init.py", line 1308, in
from .serialization import save, load
File "/home/pc/.local/lib/python3.10/site-packages/torch/serialization.py", line 18, in
from typing_extensions import TypeAlias # Python 3.10+
ModuleNotFoundError: No module named 'typing_extensions'

[daixun0913]

请问这是什么错，一直安不好