完整报错为：AttributeError: module 'asyncio' has no attribute 'run'
解决方法
pip uninstall uvicorn
pip install uvicorn==0.16.0
pypi地址：https://pypi.org/project/uvicorn/
2021-09-07 21:12:14
完整报错为：AttributeError: module 'asyncio' has no attribute 'run'
pip uninstall uvicorn
pip install uvicorn==0.16.0
pypi地址：https://pypi.org/project/uvicorn/