load_memory_variables() — langchain Function Reference

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

Function python LangChainCore MessageInterface calls 1 called by 2

Entity Profile

LangChainCore→ MessageInterface→ load_memory_variables() — langchain Function Reference

Dependency Diagram

graph TD
  f7645c0d_5b1a_49b0_f640_891e7517ddc6["load_memory_variables()"]
  1ba96309_8c4c_141b_b130_88f38c9c1dd9["ConversationStringBufferMemory"]
  f7645c0d_5b1a_49b0_f640_891e7517ddc6 -->|defined in| 1ba96309_8c4c_141b_b130_88f38c9c1dd9
  f957b361_0f3f_f683_aadb_5f19745a34be["load_memory_variables()"]
  f957b361_0f3f_f683_aadb_5f19745a34be -->|calls| f7645c0d_5b1a_49b0_f640_891e7517ddc6
  6e91a5d8_1c61_2fdb_ea87_c320f47f4f20["aload_memory_variables()"]
  6e91a5d8_1c61_2fdb_ea87_c320f47f4f20 -->|calls| f7645c0d_5b1a_49b0_f640_891e7517ddc6
  f957b361_0f3f_f683_aadb_5f19745a34be["load_memory_variables()"]
  f7645c0d_5b1a_49b0_f640_891e7517ddc6 -->|calls| f957b361_0f3f_f683_aadb_5f19745a34be
  style f7645c0d_5b1a_49b0_f640_891e7517ddc6 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/langchain/langchain_classic/memory/buffer.py lines 134–136

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