sketch_rnn_class.py 文件源码

def trainer(model_params):
  """Train a sketch-rnn model."""
  np.set_printoptions(precision=8, edgeitems=6, linewidth=200, suppress=True)

  tf.logging.info('sketch-rnn')
  tf.logging.info('Hyperparams:')
  for key, val in model_params.values().iteritems():
    tf.logging.info('%s = %s', key, str(val))
  tf.logging.info('Loading data files.')
  datasets = load_dataset(FLAGS.data_dir, model_params)

  train_set = datasets[0]
  valid_set = datasets[1]
  test_set = datasets[2]
  model_params = datasets[3]
  eval_model_params = datasets[4]

  reset_graph()
  model = sketch_rnn_model.Model(model_params)
  eval_model = sketch_rnn_model.Model(eval_model_params, reuse=True)

  sess = tf.InteractiveSession()
  sess.run(tf.global_variables_initializer())

  if FLAGS.resume_training:
    load_checkpoint(sess, FLAGS.log_root)

  # Write config file to json file.
  tf.gfile.MakeDirs(FLAGS.log_root)
  with tf.gfile.Open(
      os.path.join(FLAGS.log_root, 'model_config.json'), 'w') as f:
    json.dump(model_params.values(), f, indent=True)

  train(sess, model, eval_model, train_set, valid_set, test_set)