code: def test_get_measurement_scales():
      workspace, module = make_workspace(
          dict(image=numpy.zeros((20, 10), bool)),
          dict(image=numpy.zeros((20, 10), bool)),
      )
      scales = module.get_measurement_scales(
          workspace.pipeline,
          "Image",
          cellprofiler.modules.measureimageoverlap.C_IMAGE_OVERLAP,
          cellprofiler.modules.measureimageoverlap.FTR_RAND_INDEX,
          None,
      )
      assert len(scales) == 0
  
imports: import io
  import numpy
  import numpy.random
  import numpy.testing
  import scipy.ndimage
  import cellprofiler_library.opts.measureimageoverlap
  import cellprofiler_core.image
  import cellprofiler_core.measurement
  import cellprofiler_core.module
  import cellprofiler_core.object
  import cellprofiler_core.pipeline
  import cellprofiler_core.preferences
  import cellprofiler_core.workspace
  from cellprofiler_core.constants.measurement import COLTYPE_FLOAT
  import cellprofiler.modules.measureimageoverlap
  import tests.frontend.modules
label_desc: Use image node_id 21 for calling a global function with example usage: test_get_measurement_scales() without return types