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ingest.js
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ingest.js
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import { OpenAI } from "langchain/llms/openai";
// import { PDFLoader } from "langchain/document_loaders/fs/pdf";
import { CSVLoader } from 'langchain/document_loaders/fs/csv'
import { FaissStore } from "langchain/vectorstores/faiss";
import { OpenAIEmbeddings } from "langchain/embeddings/openai";
import { RecursiveCharacterTextSplitter } from 'langchain/text_splitter'
import * as dotenv from 'dotenv'
dotenv.config()
export const ingestDocs = async () => {
const loader = new CSVLoader('sample_1.csv')
const docs = await loader.load()
console.log('docs have been loaded')
const textSplitter = new RecursiveCharacterTextSplitter({
chunkSize: 1000,
chunkOverlap: 200
})
const docOutput = await textSplitter.splitDocuments(docs)
let vectorStore = await FaissStore.fromDocuments(
docOutput,
new OpenAIEmbeddings(),
)
console.log('saving....')
const directory = "/Users/saurabh/codebag/privateGPT/";
await vectorStore.save(directory);
console.log('saved!')
}
ingestDocs()