How to display a distance widget by specifying two points(pre-defined) using python vtk?

How to display vtk distance widget without user interaction?
I use to vtk 9.3.1 and python 3.10.9

How to display a distance widget by specifying two points(pre-defined) using python vtk?

How to display vtk distance widget without user interaction?
I use to vtk 9.3.1 and python 3.10.9