code: def get(self, name, cfg, mode="train"):
      for k, v in self.model_zoo.items():
          if k.upper() == name.upper():
              return v(name, cfg, mode)
      raise ModelNotFoundError(name, self.model_zoo.keys())
  
imports: import os
  import logging
  import paddle.fluid
label_desc: Use image node_id 3 for calling the ModelZoo obj's underlying member method code with example usage: obj.get(name, cfg, mode) and returns: v