How to insert BlockReference from python

@WWentzler here’s a simple example:

import clr
clr.AddReference('AutoCADNodes')
from Autodesk.AutoCAD.DynamoNodes import *

sourceBlock = IN[0]
coordinateSystem = IN[1]
layer = IN[2]

OUT = BlockReference.ByCoordinateSystem(sourceBlock, coordinateSystem, layer, Document.Current.ModelSpace)

Python