text: import skimage.data
  import skimage.transform
  import skimage.util
  
  import instance_occlsegm_lib
  
  
  def main():
      imgs = []
      for img in ['astronaut', 'camera', 'coffee', 'horse']:
          img = getattr(skimage.data, img)()
          imgs.append(img)
  
      tiled = instance_occlsegm_lib.image.tile(imgs, shape=(2, 2))
      instance_occlsegm_lib.io.imshow(tiled)
      instance_occlsegm_lib.io.waitkey()
  
      imgs = [skimage.util.img_as_ubyte(skimage.transform.resize(im, (300, 300)))
              for im in imgs]
      tiled = instance_occlsegm_lib.image.tile(imgs, shape=(2, 2))
      instance_occlsegm_lib.io.imshow(tiled)
      instance_occlsegm_lib.io.waitkey()
  
  
  if __name__ == '__main__':
      main()
  