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uvicorn app_pubsub:app --reload --host localhost
Traceback (most recent call last):
File "/home/qiushi/.local/bin/uvicorn", line 5, in
from uvicorn.main import main
File "/home/qiushi/.local/lib/python3.10/site-packages/uvicorn/init.py", line 1, in
from uvicorn.config import Config
File "/home/qiushi/.local/lib/python3.10/site-packages/uvicorn/config.py", line 18, in
from uvicorn._types import ASGIApplication
File "/home/qiushi/.local/lib/python3.10/site-packages/uvicorn/_types.py", line 53, in
from typing_extensions import NotRequired
ModuleNotFoundError: No module named 'typing_extensions'，为什么会报这个错误