安装环境

ubuntu 20.x +python3.8

错误1

async=True, get_object=False, no_input=False）

解决：
修改
/usr/local/lib/python3.8/dist-packages/pyspider/run.py
/usr/local/lib/python3.8/dist-packages/pyspider/fetcher/tornado_fetcher.py
/usr/local/lib/python3.8/dist-packages/pyspider/webui/app.py
中所有的async都修改该为async1即可

错误2

.ImportError: cannot import name 'DispatcherMiddleware' from 'werkzeug.wsgi' (/usr/local/lib/python3.8/dist-packages/werkzeug/wsgi.py

解决
降级werkzeug 版本
python3 -m pip uninstall werkzeug
python3 -m pip install werkzeug==0.16.1

错误3

ImportError: cannot import name 'ContextVar' from 'werkzeug.local' (/usr/local/lib/python3.8/dist-packages/werkzeug/local.py

降级flask版本
python3 -m pip uninstall flask
python3 -m pip install flask==1.0

错误4

TypeError: Can't instantiate abstract class ScriptProvider with abstract methods get_resource_inst

解决：
降级 wsgidav 版本
python -m pip install wsgidav==2.4.1