code: def vgg(
      model_name="vgg16", im_height=224, im_width=224, num_classes=1000
  ):
      assert model_name in cfgs.keys(), "not support model {}".format(
          model_name
      )
      cfg = cfgs[model_name]
      model = VGG(
          make_feature(cfg),
          im_height=im_height,
          im_width=im_width,
          num_classes=num_classes,
      )
      return model
  
label_desc: Use image node_id 3 for calling a global function with example usage: vgg(model_name, im_height, im_width, num_classes) and returns: model