Jupyter notebook extensions 扩展插件的安装

参考 https://github.com/ipython-contrib/jupyter_contrib_nbextensions

安装：

pip install jupyter_contrib_nbextensions

或者

pip install https://github.com/ipython-contrib/jupyter_contrib_nbextensions/tarball/master

　

jupyter contrib nbextension install --user  

　　

 
#此处注意下

Finally, the --skip-running-check option flag is provided in order to allow the installation to proceed even if a notebook server appears to be currently running (by default, the install will not be performed if a notebook server appears to be running).
jupyter contrib nbextension install --user --skip-running-check