65 lines
2.7 KiB
TypeScript
65 lines
2.7 KiB
TypeScript
import type { BaseLanguageModelInterface } from "@langchain/core/language_models/base";
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import { BasePromptTemplate } from "@langchain/core/prompts";
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import { StuffDocumentsChain, MapReduceDocumentsChain, RefineDocumentsChain, MapReduceDocumentsChainInput } from "../combine_docs_chain.js";
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/**
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* Represents the parameters for creating a QAChain. It can be of three
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* types: "stuff", "map_reduce", or "refine".
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*/
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export type QAChainParams = ({
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type?: "stuff";
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} & StuffQAChainParams) | ({
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type?: "map_reduce";
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} & MapReduceQAChainParams) | ({
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type?: "refine";
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} & RefineQAChainParams);
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export declare const loadQAChain: (llm: BaseLanguageModelInterface, params?: QAChainParams) => StuffDocumentsChain | MapReduceDocumentsChain | RefineDocumentsChain;
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/**
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* Represents the parameters for creating a StuffQAChain.
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*/
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export interface StuffQAChainParams {
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prompt?: BasePromptTemplate;
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verbose?: boolean;
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}
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/**
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* Loads a StuffQAChain based on the provided parameters. It takes an LLM
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* instance and StuffQAChainParams as parameters.
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* @param llm An instance of BaseLanguageModel.
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* @param params Parameters for creating a StuffQAChain.
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* @returns A StuffQAChain instance.
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*/
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export declare function loadQAStuffChain(llm: BaseLanguageModelInterface, params?: StuffQAChainParams): StuffDocumentsChain;
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/**
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* Represents the parameters for creating a MapReduceQAChain.
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*/
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export interface MapReduceQAChainParams {
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returnIntermediateSteps?: MapReduceDocumentsChainInput["returnIntermediateSteps"];
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combineMapPrompt?: BasePromptTemplate;
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combinePrompt?: BasePromptTemplate;
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combineLLM?: BaseLanguageModelInterface;
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verbose?: boolean;
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}
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/**
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* Loads a MapReduceQAChain based on the provided parameters. It takes an
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* LLM instance and MapReduceQAChainParams as parameters.
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* @param llm An instance of BaseLanguageModel.
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* @param params Parameters for creating a MapReduceQAChain.
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* @returns A MapReduceQAChain instance.
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*/
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export declare function loadQAMapReduceChain(llm: BaseLanguageModelInterface, params?: MapReduceQAChainParams): MapReduceDocumentsChain;
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/**
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* Represents the parameters for creating a RefineQAChain.
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*/
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export interface RefineQAChainParams {
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questionPrompt?: BasePromptTemplate;
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refinePrompt?: BasePromptTemplate;
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refineLLM?: BaseLanguageModelInterface;
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verbose?: boolean;
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}
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/**
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* Loads a RefineQAChain based on the provided parameters. It takes an LLM
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* instance and RefineQAChainParams as parameters.
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* @param llm An instance of BaseLanguageModel.
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* @param params Parameters for creating a RefineQAChain.
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* @returns A RefineQAChain instance.
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*/
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export declare function loadQARefineChain(llm: BaseLanguageModelInterface, params?: RefineQAChainParams): RefineDocumentsChain;
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