A Jupyter kernel base class in Python which includes core magic functions (including help, command and file path completion, parallel and distributed processing, downloads, and much more).
See Jupyter’s docs on wrapper kernels.
Additional magics can be installed within the new kernel package under a magics subpackage.
… and many others.
Documentation for the functions included in Jupyter Kernel.
How to install Jupyter Kernel.
Other information about Jupyter Kernel.