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_normalize_to_model_response() — langchain Function Reference

Architecture documentation for the _normalize_to_model_response() function in factory.py from the langchain codebase.

Function python LangChainCore LanguageModelBase called by 2

Entity Profile

Dependency Diagram

graph TD
  d2970fae_d131_e7b8_2f45_5fcefc4ea166["_normalize_to_model_response()"]
  fd7a28b1_3772_169b_6524_1342f35143b1["factory.py"]
  d2970fae_d131_e7b8_2f45_5fcefc4ea166 -->|defined in| fd7a28b1_3772_169b_6524_1342f35143b1
  f3b85e63_c3a1_d200_12a5_4dccafed80ff["_chain_model_call_handlers()"]
  f3b85e63_c3a1_d200_12a5_4dccafed80ff -->|calls| d2970fae_d131_e7b8_2f45_5fcefc4ea166
  611bf38d_1c0a_8d53_2a61_0d70eb6cac51["_chain_async_model_call_handlers()"]
  611bf38d_1c0a_8d53_2a61_0d70eb6cac51 -->|calls| d2970fae_d131_e7b8_2f45_5fcefc4ea166
  style d2970fae_d131_e7b8_2f45_5fcefc4ea166 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/langchain_v1/langchain/agents/factory.py lines 146–159

def _normalize_to_model_response(
    result: ModelResponse | AIMessage | ExtendedModelResponse,
) -> ModelResponse:
    """Normalize middleware return value to ModelResponse.

    At inner composition boundaries, ``ExtendedModelResponse`` is unwrapped to its
    underlying ``ModelResponse`` so that inner middleware always sees ``ModelResponse``
    from the handler.
    """
    if isinstance(result, AIMessage):
        return ModelResponse(result=[result], structured_response=None)
    if isinstance(result, ExtendedModelResponse):
        return result.model_response
    return result

Domain

Subdomains

Defined In

Called By

Source

Frequently Asked Questions

What does _normalize_to_model_response() do?
_normalize_to_model_response() is a function in the langchain codebase, defined in libs/langchain_v1/langchain/agents/factory.py.
Where is _normalize_to_model_response() defined?
_normalize_to_model_response() is defined in libs/langchain_v1/langchain/agents/factory.py at line 146.
What calls _normalize_to_model_response()?
_normalize_to_model_response() is called by 2 function(s): _chain_async_model_call_handlers, _chain_model_call_handlers.

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