buffer_as_str() — langchain Function Reference

Architecture documentation for the buffer_as_str() function in token_buffer.py from the langchain codebase.

Function python LangChainCore Runnables

Entity Profile

LangChainCore→ Runnables→ buffer_as_str() — langchain Function Reference

Dependency Diagram

graph TD
  27962678_c1e0_28d5_c9ad_e72077ac081d["buffer_as_str()"]
  aad5faf6_b420_1801_aeb0_9324a6e4c593["ConversationTokenBufferMemory"]
  27962678_c1e0_28d5_c9ad_e72077ac081d -->|defined in| aad5faf6_b420_1801_aeb0_9324a6e4c593
  style 27962678_c1e0_28d5_c9ad_e72077ac081d fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/langchain/langchain_classic/memory/token_buffer.py lines 38–44

    def buffer_as_str(self) -> str:
        """Exposes the buffer as a string in case return_messages is False."""
        return get_buffer_string(
            self.chat_memory.messages,
            human_prefix=self.human_prefix,
            ai_prefix=self.ai_prefix,
        )