code: def test_init_image_mask(self):
      x = cellprofiler_core.image.Image(
          image=numpy.zeros((10, 10)),
          mask=numpy.ones((10, 10), dtype=bool),
      )
  
imports: import math
  import numpy
  import cellprofiler_core.image
label_desc: Use image node_id 3 for calling the TestImage obj's underlying member method code with example usage: obj.test_init_image_mask() without return types