import Blender, math
from Blender import *

curframe = Blender.Get('curframe')

ipo = Ipo.Get('ObIpo')
icu = ipo[Ipo.OB_LOCZ]
if icu != None and len(icu.bezierPoints) > 0:
	ipoval = icu[curframe]

if ipoval > 1.0: ipoval = 1.0
if ipoval < 0.0: ipoval = 0.0


ob_mesh = Object.Get('Cube')
modifs = ob_mesh.modifiers
for mod in modifs:
	if mod.name == 'cast': cast = factor

cast[Modifier.Settings.Ratio] = ipoval

ob_mesh.makeDisplayList()