langchain.chains.openai_functions.extraction.create_extraction_chain_pydantic¶
langchain.chains.openai_functions.extraction.create_extraction_chain_pydantic(pydantic_schema: Any, llm: BaseLanguageModel, prompt: Optional[BasePromptTemplate] = None, verbose: bool = False) → Chain[source]¶
Creates a chain that extracts information from a passage using pydantic schema.
Parameters
pydantic_schema – The pydantic schema of the entities to extract.
llm – The language model to use.
prompt – The prompt to use for extraction.
verbose – Whether to run in verbose mode. In verbose mode, some intermediate
logs will be printed to the console. Defaults to the global verbose value,
accessible via langchain.globals.get_verbose()
Returns
Chain that can be used to extract information from a passage.
Examples using create_extraction_chain_pydantic¶
Set env var OPENAI_API_KEY or load from a .env file: