Get Multiple Revit Link Elements

Revit
2

Try editing the Python Script inside that node and use it instead of the custom node (build in the lacing yourself).

Starting around Line 30…

LinkDocs=IN[0]
cat = IN[1]
LinkInsts = IN[2]

BuiltIn = System.Enum.ToObject(BuiltInCategory, cat.Id)

elementlist = []
typelist=[]
T = []

for i in range(0,len(LinkDocs)):
	LinkDoc=LinkDocs[i]
	LinkInst=LinkInsts[i]
	collector = FilteredElementCollector(LinkDoc)
	filter = ElementCategoryFilter(BuiltIn)
	list=collector.WherePasses(filter).WhereElementIsNotElementType().ToElements()
	elementlist.append(list)

OUT = elementlist