class_docstr: Use MockDict instead of regular DictionaryAgent.
class_docstr_tok: ["Use","MockDict","instead","of","regular","DictionaryAgent","."]
code: def __init__(self, opt, shared=None):
      self.model = self.build_model()
      self.criterion = self.build_criterion()
      super().__init__(opt, shared)
  
imports: from typing import Optional
  from parlai.core.params import ParlaiParser
  from parlai.core.opt import Opt
  from parlai.core.torch_agent import TorchAgent, Output
  import torch
  from parlai.core.agents import Agent
label_desc: Use image node_id 2 to create a new SilentTorchAgent object from inherited base classes: TorchAgent with example: obj = SilentTorchAgent(opt, shared)