Actually, I finally managed to get these FamilyInstances (without the shared option in the nested families).
Here is the code :
import clr
clr.AddReference('ProtoGeometry')
from Autodesk.DesignScript.Geometry import *
clr.AddReference("RevitAPI")
import Autodesk
from Autodesk.Revit.DB import *
import System
import sys
doc = IN[0]
category = IN[1]
filter = ElementCategoryFilter(System.Enum.ToObject(BuiltInCategory, category.Id))
result = FilteredElementCollector(doc).WherePasses(filter).WhereElementIsNotElementType().ToElements()
OUT = result
I didn’t think it was possible to use the Get All Elements From Linked Model node from archi-lab for familyDocument.
Thanks for your help.
