validate_chains() — langchain Function Reference

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

Function python LangChainCore ApiManagement

Entity Profile

LangChainCore→ ApiManagement→ validate_chains() — langchain Function Reference

Dependency Diagram

graph TD
  b05f6e2a_2867_6931_167a_0f4ff0a36bd1["validate_chains()"]
  1ba96309_8c4c_141b_b130_88f38c9c1dd9["ConversationStringBufferMemory"]
  b05f6e2a_2867_6931_167a_0f4ff0a36bd1 -->|defined in| 1ba96309_8c4c_141b_b130_88f38c9c1dd9
  style b05f6e2a_2867_6931_167a_0f4ff0a36bd1 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/langchain/langchain_classic/memory/buffer.py lines 121–126

    def validate_chains(cls, values: dict) -> dict:
        """Validate that return messages is not True."""
        if values.get("return_messages", False):
            msg = "return_messages must be False for ConversationStringBufferMemory"
            raise ValueError(msg)
        return values