sentences:  The IPython project pledged to not support Python 2 beyond 2020 by being one of the first projects to join the Python 3 Statement, the 6.x series is only compatible with Python 3 and above.It is still possible though to run an IPython kernel and a Jupyter Notebook server on different Python versions allowing user to still access Python 2 on newer version of Jupyter.In 2014, Fernando Pérez announced a spin-off project from IPython called Project Jupyter.