class_docstr: ParlAI general acceptabilty checker customized for the wizard of internet.
class_docstr_tok: ["ParlAI","general","acceptabilty","checker","customized","for","the","wizard","of","internet","."]
code: def get_conversation_messages(self, agent_messages, agent_id):
      return [
          msg["text"]
          for msg in agent_messages
          if is_valid_agent_chat_message(msg, agent_id)
      ]
  
file_path: ParlAI/parlai/crowdsourcing/projects/wizard_of_internet/acceptability.py
imports: import numpy
  from typing import Iterable, List
  from nltk.stem import PorterStemmer
  from parlai.crowdsourcing.utils.acceptability import AcceptabilityChecker, normalize_answer
  import parlai.utils.logging
label_desc: Use image node_id 3 for calling the WizardOfInternetAcceptabilityChecker obj's underlying member method code with example usage: obj.get_conversation_messages(agent_messages, agent_id) and returns: unknown