code: def model_size(self):
      return "large"
  
imports: from abc import ABC, abstractproperty
  from typing import Dict
  from parlai.core.agents import create_agent
  from projects.safety_bench.utils.wrapper_loading import register_model_wrapper
label_desc: Use image node_id 2 for calling the GPT2LargeWrapper obj's underlying member method code with example usage: obj.model_size() and returns: str