InputType#
- class langchain.chains.conversational_retrieval.base.InputType[source]#
Bases:
BaseModel
Input type for ConversationalRetrievalChain.
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.
- param chat_history: List[Tuple[str, str] | BaseMessage] [Optional]#
The chat history to use for retrieval.
- param question: str [Required]#
The question to answer.