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from langchain.embeddings.openai import OpenAIEmbeddings
from langchain.vectorstores import Chroma
from langchain.text_splitter import CharacterTextSplitter
from langchain.chains.question_answering import load_qa_chain
from langchain.llms import OpenAI
import os
from dotenv import load_dotenv
import gradio as gr
load_dotenv()
with open("guide1.txt") as f:
hitchhikersguide = f.read()
text_splitter = CharacterTextSplitter(chunk_size=1000, chunk_overlap=0, separator = "\n")
texts = text_splitter.split_text(hitchhikersguide)
embeddings = OpenAIEmbeddings()
docsearch = Chroma.from_texts(texts, embeddings, metadatas=[{"source": str(i)} for i in range(len(texts))]).as_retriever()
chain = load_qa_chain(OpenAI(temperature=0), chain_type="stuff")
def make_inference(query):
docs = docsearch.get_relevant_documents(query)
return (chain.run(input_documents=docs, question=query))
if __name__ == "__main__":
# make a gradio interface
demo = gr.Interface(
fn = make_inference,inputs="text",outputs="text",
title="🗣️TalkToMyDoc📄",
description="🗣️TalkToMyDoc📄 is a tool that allows you to ask questions about a document. In this case - Hitch Hitchhiker's Guide to the Galaxy.",
)
demo.launch() |