message: ref() is no more required
diff: @@ -12,8 +12,7 @@ keys = []
  for i in range(0, 100):
  keys.append(RichCurveKey(Time=i, Value=i))
  -# use ref() to set struct values on-the-fly
  -curve.FloatCurve.ref().Keys = keys
  +curve.FloatCurve.Keys = keys
  curve.post_edit_change()
  