app_bu1.py

import os
import openai
import pinecone
from langchain.document_loaders import DirectoryLoader
from langchain.text_splitter import RecursiveCharacterTextSplitter
from langchain.embeddings.openai import OpenAIEmbeddings
from langchain.vectorstores import Pinecone
from langchain.llms import OpenAI
from langchain.chains.question_answering import load_qa_chain

import streamlit as st

st.header("Document Question Answering")

directory = st.text_area("")

#directory = '/content/data'

def load_docs(directory):
  loader = DirectoryLoader(directory)
  documents = loader.load()
  return documents


def split_docs(documents, chunk_size=1000, chunk_overlap=20):
  text_splitter = RecursiveCharacterTextSplitter(chunk_size=chunk_size, chunk_overlap=chunk_overlap)
  docs = text_splitter.split_documents(documents)
  return docs


if directory:
    documents = load_docs(directory)
    st.write(len(documents))

    docs = split_docs(documents)
    print(len(docs))

    embeddings = OpenAIEmbeddings(model_name="ada")
    
    query_result = embeddings.embed_query("Hello world")
    st.write(len(query_result))