langchain.schema.output_parser.BaseGenerationOutputParser¶

class langchain.schema.output_parser.BaseGenerationOutputParser[source]¶

Bases: BaseLLMOutputParser, Runnable[Union[str, BaseMessage], T]

Create a new model by parsing and validating input data from keyword arguments.

Raises ValidationError if the input data cannot be parsed to form a valid model.

invoke(input: str | langchain.schema.messages.BaseMessage, config: langchain.schema.runnable.RunnableConfig | None = None) T[source]¶
abstract parse_result(result: List[Generation]) T¶

Parse a list of candidate model Generations into a specific format.

Parameters

result – A list of Generations to be parsed. The Generations are assumed to be different candidate outputs for a single model input.

Returns

Structured output.

to_json() Union[SerializedConstructor, SerializedNotImplemented]¶
to_json_not_implemented() SerializedNotImplemented¶
property lc_attributes: Dict¶

Return a list of attribute names that should be included in the serialized kwargs. These attributes must be accepted by the constructor.

property lc_namespace: List[str]¶

Return the namespace of the langchain object. eg. [“langchain”, “llms”, “openai”]

property lc_secrets: Dict[str, str]¶

Return a map of constructor argument names to secret ids. eg. {“openai_api_key”: “OPENAI_API_KEY”}

property lc_serializable: bool¶

Return whether or not the class is serializable.

model Config¶

Bases: object

extra = 'ignore'¶