IronPython to CPython

This works in IronPython, but not CPython. Any ideas?

print(sys.version)
from enum import Enum
import math
import traceback

import System
from System import Array
from System.Collections.Generic import *
clr.AddReference("RevitAPI")
clr.AddReference("RevitAPIUI")

import Autodesk 
from Autodesk.Revit.DB import *
from Autodesk.Revit.UI import *
#from pyrevit import UI
#from pyrevit import DB

doc = __revit__.ActiveUIDocument.Document
uidoc = __revit__.ActiveUIDocument
uiapp = __revit__
app = uiapp.Application

#Dynamo
#doc = DocumentManager.Instance.CurrentDBDocument
#uiapp = DocumentManager.Instance.CurrentUIApplication 
#app = uiapp.Application 
#uidoc = uiapp.ActiveUIDocument
fmanager = FamilyManager

myDocs = uiapp.Application.Documents

selection = uidoc.Selection.GetElementIds()
currView = doc.ActiveView

def PlaceBoundingBoxes():
	t = Transaction(doc, 'Create family instance.')
	t.Start()

	symbName = '00-00 Bounding Box'
	collector = FilteredElementCollector(doc)
	collector.OfCategory(BuiltInCategory.OST_DetailComponents)
	collector.OfClass(FamilySymbol)
	
	famtypeitr = collector.GetElementIdIterator()
	famtypeitr.Reset()
	
	for item in famtypeitr:
		famtypeID = item
		famsymb = doc.GetElement(famtypeID)
	
		if famsymb.Family.Name == symbName:
			loc = XYZ(0,0,0) 
			famsymb.Activate()
			print(famsymb.FamilyName)
			print(famsymb)
			familyInst = doc.Create.NewFamilyInstance(loc, famsymb, doc.ActiveView)
			sf = familyInst.LookupParameter("Scale Factor")
			sf.Set(currView.Scale)
			border = familyInst.LookupParameter("Annotation Border")
			brder = border.Set(0.125/12)
		else:
			pass
	
	t.Commit()

	PlaceBoundingBoxes()

you got your reply on the dyn forum

@aaronrumple Next time, please do not double post. It is a waste / spread of volunteers/users energy