code: def upgrade_settings(
      self, setting_values, variable_revision_number, module_name
  ):
      if variable_revision_number == 2:
          num_imgs = setting_values.index("Do not use")
          setting_values = (
              [str(num_imgs)]
              + setting_values[:num_imgs]
              + setting_values[num_imgs + 1 :]
          )
          variable_revision_number = 3
      if variable_revision_number == 3:
          num_imgs = int(setting_values[0])
          images_list = setting_values[1 : num_imgs + 1]
          objects_list = setting_values[num_imgs + 1 :]
          setting_values = [
              ", ".join(map(str, images_list)),
              ", ".join(map(str, objects_list)),
          ]
          variable_revision_number = 4
      return setting_values, variable_revision_number
  
imports: import centrosome.cpmorphology
  import centrosome.filter
  import centrosome.outline
  import numpy
  import scipy.ndimage
  import skimage.segmentation
  from cellprofiler_core.constants.measurement import C_LOCATION, COLTYPE_FLOAT
  from cellprofiler_core.module import Module
  from cellprofiler_core.setting import Divider, ValidationError
  from cellprofiler_core.setting.subscriber import ImageListSubscriber, LabelListSubscriber
  from cellprofiler_core.utilities.core.object import crop_labels_and_image
  from cellprofiler.modules import _help
label_desc: Use image node_id 4 for calling the MeasureObjectIntensity obj's underlying member method code with example usage: obj.upgrade_settings(setting_values, variable_revision_number, module_name) and returns: setting_values,  variable_revision_number