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Cabaca
Aug 6th, 2024
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  1. from langchain_core.runnables.history import RunnableWithMessageHistory
  2.  
  3. demo_ephemeral_chat_history_for_chain = ChatMessageHistory()
  4.  
  5. chain_with_message_history = RunnableWithMessageHistory(
  6.  chain,
  7.  lambda session_id: demo_ephemeral_chat_history_for_chain,
  8.  input_messages_key="input",
  9.  history_messages_key="chat_history",
  10. )
  11. )
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