load_memory_variables() — langchain Function Reference

Architecture documentation for the load_memory_variables() function in summary.py from the langchain codebase.

Function python LangChainCore MessageInterface

Entity Profile

LangChainCore→ MessageInterface→ load_memory_variables() — langchain Function Reference

Dependency Diagram

graph TD
  17276d55_ac4c_a701_5da2_da1fe7791643["load_memory_variables()"]
  896d889a_d228_6c16_6cdd_5799f6e5f307["ConversationSummaryMemory"]
  17276d55_ac4c_a701_5da2_da1fe7791643 -->|defined in| 896d889a_d228_6c16_6cdd_5799f6e5f307
  style 17276d55_ac4c_a701_5da2_da1fe7791643 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/langchain/langchain_classic/memory/summary.py lines 136–142

    def load_memory_variables(self, inputs: dict[str, Any]) -> dict[str, Any]:
        """Return history buffer."""
        if self.return_messages:
            buffer: Any = [self.summary_message_cls(content=self.buffer)]
        else:
            buffer = self.buffer
        return {self.memory_key: buffer}