Create Detail Components by CAD Lines

[pyXam]

Here is an active thread asking the exact same question.
There is not currently a solution in that thread but would be better for all efforts to be in one place.

Defining a detailelement line type by selecting the walls to be demolished

Hello everyone, I need assistance with a specific task. I’ve identified the walls to be demolished in a Revit project using phase filters. What I need to do is use Dynamo to automatically select the “demolished” line style assigned to these walls and draw a Detail Element on them using a pre-existing line style that I have. In short, for large-scale projects, going through each demolished wall to apply this Detail Element manually would be time-consuming. Can I achieve this quickly using Dynamo…