They (MapAutomationTeam) have other tools, but nothing maintained or updated. As soon as someone learns enough they probably get transferred to another team.
This one looks interesting though. Written for Pro 2.5 three years ago.
https://www.arcgis.com/home/item.html?id=8772f61319584882bb697ba003030636
"Python Cartographic Information Model (CIM) access script samples. These 30 tools are provided to demonstrate a variety of ways and techniques that Python CIM access can be used to extend the capabilities of arcpy.mp in ArcGIS Pro."