code: def get_expected_image_height(self):
      return 224
  
imports: import os
  import ast
  import argparse
  import numpy
  import paddlehub
  import paddle.fluid
  from paddlehub.module.module import moduleinfo, runnable
  from paddle.fluid.core import PaddleTensor, AnalysisConfig, create_paddle_predictor
  from paddlehub.io.parser import txt_parser
  from resnet34_v2_imagenet.resnet import ResNet, ResNetC5
  from resnet34_v2_imagenet.processor import load_label_info
  from resnet34_v2_imagenet.data_feed import test_reader
label_desc: Use image node_id 3 for calling the ResNet34 obj's underlying member method code with example usage: obj.get_expected_image_height() and returns: int