code: def prepare_settings(self, setting_values):
      assert (len(setting_values) - 6) % 3 == 0
      n_additional = (len(setting_values) - 6) / 3
      del self.additional_images[:]
      while len(self.additional_images) < n_additional:
          self.add_image()
  
imports: import numpy
  import scipy.ndimage
  import scipy.sparse
  from centrosome.filter import stretch
  from scipy.fftpack import fft2, ifft2
  from ..constants.measurement import COLTYPE_INTEGER
  from ..image import Image
  from ..module import Module
  from ..setting import Divider, SettingsGroup
  from ..setting.choice import Choice
  from ..setting.do_something import DoSomething, RemoveSettingButton
  from ..setting.subscriber import ImageSubscriber
  from ..setting.text import ImageName
label_desc: Use image node_id 4 for calling the Align obj's underlying member method code with example usage: obj.prepare_settings(setting_values) without return types