JupyterLab
https://jupyter.org/

dev env

macOS BigSur Version 11.2.1
python 3.8.3

Install jupyterlab

$ pip install jupyterlab

Install Kite

https://www.kite.com/

Install JupyterLab Kite and Jupyter extension

$ pip install "jupyterlab-kite>=2.0.2"
$ jupyter labextension install "@kiteco/jupyterlab-kite"

Run JupyterLab

$ jupyter lab

If you get an error, you may need to update jupyter-server to the latest version, 2.2.0

$ pip install jupyter-server