code: def clear(self):
      self.messages = []
  
file_path: colossalai/applications/Colossal-LLaMA-2/colossal_llama2/dataset/conversation.py
imports: import dataclasses
  from enum import Enum, auto
  from typing import List
label_desc: Use image node_id 1 for calling the Conversation obj's underlying member method code with example usage: obj.clear() without return types