What is the purpose of the chat_message_histories.py file? #69

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opened 2026-02-16 05:16:26 -05:00 by yindo · 1 comment
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Originally created by @ruidanwang on GitHub (Mar 13, 2025).

What is the purpose of the chat_message_histories.py file? In what scenarios is it used? I can't think of a practical use case for it. Can someone give me an example? Thanks!

Originally created by @ruidanwang on GitHub (Mar 13, 2025). What is the purpose of the chat_message_histories.py file? In what scenarios is it used? I can't think of a practical use case for it. Can someone give me an example? Thanks!
yindo closed this issue 2026-02-16 05:16:26 -05:00
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@eyurtsev commented on GitHub (Mar 20, 2025):

It's used with LCEL in langchain. We don't recommend this as an approach now and instead users should use langgraph checkpointers.

@eyurtsev commented on GitHub (Mar 20, 2025): It's used with LCEL in langchain. We don't recommend this as an approach now and instead users should use langgraph checkpointers.
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Reference: langchain-ai/langchain-postgres#69