已解决python -m pip install --user jupyter_contrib_nbextensions安装失败的解决方法(亲测有效)
已解决python-mpipinstall--userjupyter_contrib_nbextensionsWARNING:Ignoringinvaliddistribution-ornado(c:\programdata\anaconda3\lib\site-packages)WARNING:Ignoringinvaliddistribution(c:\programdata\anaconda