jupyter代码补全

安装conda，地址：https://docs.conda.io/en/latest/miniconda.html#windows-installers
添加环境变量

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F:\Anaconda
F:\Anaconda\Scripts
F:\Anaconda\Library\bin

pip install --pre jupyterlab==2.2.0a1
conda install nodejs
pip install jupyter-kite
jupyter labextension install @kiteco/jupyterlab-kite
pip install jupyter_contrib_nbextensions
jupyter contrib nbextension install --user --skip-running-check