code: def load(self):
      if os.path.isfile("%s/model.ckpt.index" % self.path):
          try:
              self.saver.restore(self.sess, self.save_path)
          except Exception:
              print(
                  "Failed to to load model "
                  "from save path: %s" % self.save_path
              )
          print(
              "Successfully load model from save path: %s"
              % self.save_path
          )
      else:
          print(
              "No model files in " + "%s/model.ckpt.index" % self.path
          )
  
imports: from ..meta_controller.base_controller import WiderActorNet, DeeperActorNet, EncoderNet, BaseController
  import tensorflow
  import os
  from tensorflow.python.ops import array_ops
  from ..models.basic_model import BasicModel
  import shutil
  import numpy
label_desc: Use image node_id 2 for calling the RLNet2NetController obj's underlying member method code with example usage: obj.load() without return types