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__str__() — langchain Function Reference

Architecture documentation for the __str__() function in chat_history.py from the langchain codebase.

Function python LangChainCore LanguageModelBase

Entity Profile

Dependency Diagram

graph TD
  5f9bfbcb_ae44_30f0_8a99_234c3d08ab24["__str__()"]
  bafcb99b_bf29_77cc_2ba1_06c40c54e908["BaseChatMessageHistory"]
  5f9bfbcb_ae44_30f0_8a99_234c3d08ab24 -->|defined in| bafcb99b_bf29_77cc_2ba1_06c40c54e908
  style 5f9bfbcb_ae44_30f0_8a99_234c3d08ab24 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/langchain_core/chat_history.py lines 197–199

    def __str__(self) -> str:
        """Return a string representation of the chat history."""
        return get_buffer_string(self.messages)

Domain

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Defined In

Source

Frequently Asked Questions

What does __str__() do?
__str__() is a function in the langchain codebase, defined in libs/core/langchain_core/chat_history.py.
Where is __str__() defined?
__str__() is defined in libs/core/langchain_core/chat_history.py at line 197.

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