1、安装jupyter_contrib_nbextensions：
pip install jupyter_contrib_nbextensions
jupyter contrib nbextension install --user
2、安装jupyter_nbextensions_configurator：
pip install jupyter_nbextensions_configurator
jupyter nbextensions_configurator enable --user
参考链接：https://jupyter-contrib-nbextensions.readthedocs.io/en/latest/install.html
jupyter_contrib_nbextensions安装
原文：https://www.cnblogs.com/jinchen-sun/p/14650326.html