Do you want to build a solar clock or to be able to know the real time according to the position of the Sun?
Don't wait anymore and check for both answers in this repository!
You will need the Orekit Wrapper developped and maintained by Petrus Hyvönen who works for the Swedish Space Corporation and that you can find here!.
Please follow the instructions described in this wiki here! before using this script (I would recommend you to use the conda packages as it is way easier!)
The mural sundial version is not working yet, it seems there is a problem in this last change of reference frame