This is an interesting view in light of the fact that Jupyter is actually a direct evolution of the most popular bells-and-whistles REPL in Python land (IPython) - .ipynb files were just saved IPython REPL sessions.
(try "sudo apt-get install ipython && ipython" on your Ubuntu/Debian system to try it out)
(try "sudo apt-get install ipython && ipython" on your Ubuntu/Debian system to try it out)