code: def load(self, path):
      if path is None:
          path = os.path.join("model", "_".join([alg_name, env_id]))
      tl.files.load_hdf5_to_weights_in_order(
          os.path.join(path, "q_net.hdf5"), self.qnet
      )
  
imports: import argparse
  import os
  import random
  import time
  import gym
  import matplotlib.pyplot
  import numpy
  import tensorflow
  import tensorlayer
label_desc: Use image node_id 6 for calling the DQN obj's underlying member method code with example usage: obj.load(path) without return types