code: def __getattr__(self, key):
      return self[key]
  
file_path: PaddleHub/modules/image/classification/esnet_x0_25_imagenet/utils.py
imports: import argparse
  import copy
  import os
  import yaml
label_desc: Use image node_id 1 for calling the AttrDict obj's underlying member method code with example usage: obj.__getattr__(key) and returns: self