• Reducing style class codes with param pyviz package
• make tool tips work for style classes while at it

Example code where tool tips are not displayed:

import magpylib as magpy

s = magpy.magnet.Cuboid((1,2,3), (1,2,3))
s.style.magnetization.show=False

s.show()

see also https://discourse.holoviz.org/t/what-is-the-best-way-to-define-nested-parameters-in-parameterized-class/2733/10