langchain.chains.openai_tools.extraction.create_extraction_chain_pydantic¶
- langchain.chains.openai_tools.extraction.create_extraction_chain_pydantic(pydantic_schemas: Union[List[Type[BaseModel]], Type[BaseModel]], llm: BaseLanguageModel, system_message: str = 'Extract and save the relevant entities mentioned in the following passage together with their properties.\n\nIf a property is not present and is not required in the function parameters, do not include it in the output.') Runnable[source]¶
Creates a chain that extracts information from a passage.
- Parameters
pydantic_schemas (Union[List[Type[BaseModel]], Type[BaseModel]]) – The schema of the entities to extract.
llm (BaseLanguageModel) – The language model to use.
system_message (str) – The system message to use for extraction.
- Returns
A runnable that extracts information from a passage.
- Return type