_default_params() — langchain Function Reference

Architecture documentation for the _default_params() function in base.py from the langchain codebase.

Function python LangChainCore LanguageModelBase calls 1 called by 1

Entity Profile

LangChainCore→ LanguageModelBase→ _default_params() — langchain Function Reference

Dependency Diagram

graph TD
  e95cffd6_730c_e04c_2b0a_73ea69b2dcb9["_default_params()"]
  29c504f8_01a0_5f4c_3ec6_14bbf14b96eb["ChatOpenAI"]
  e95cffd6_730c_e04c_2b0a_73ea69b2dcb9 -->|defined in| 29c504f8_01a0_5f4c_3ec6_14bbf14b96eb
  e0e30802_aee2_f5d8_c47e_5abb0cef21b6["_default_params()"]
  e0e30802_aee2_f5d8_c47e_5abb0cef21b6 -->|calls| e95cffd6_730c_e04c_2b0a_73ea69b2dcb9
  e0e30802_aee2_f5d8_c47e_5abb0cef21b6["_default_params()"]
  e95cffd6_730c_e04c_2b0a_73ea69b2dcb9 -->|calls| e0e30802_aee2_f5d8_c47e_5abb0cef21b6
  style e95cffd6_730c_e04c_2b0a_73ea69b2dcb9 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/partners/openai/langchain_openai/chat_models/base.py lines 3035–3041

    def _default_params(self) -> dict[str, Any]:
        """Get the default parameters for calling OpenAI API."""
        params = super()._default_params
        if "max_tokens" in params:
            params["max_completion_tokens"] = params.pop("max_tokens")

        return params