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from gpt_index import SimpleDirectoryReader, GPTListIndex, GPTSimpleVectorIndex, LLMPredictor, PromptHelper
from langchain.chat_models import ChatOpenAI
import gradio as gr
import sys
import os
os.environ["OPENAI_API_KEY"] = os.getenv("OPENAI_API_KEY")
def construct_index(directory_path):
max_input_size = 4096
num_outputs = 512
max_chunk_overlap = 30
chunk_size_limit = 600
prompt_helper = PromptHelper(max_input_size, num_outputs, max_chunk_overlap, chunk_size_limit=chunk_size_limit)
llm_predictor = LLMPredictor(llm=ChatOpenAI(temperature=0.7, model_name="gpt-3.5-turbo", max_tokens=num_outputs))
documents = SimpleDirectoryReader(directory_path).load_data()
index = GPTSimpleVectorIndex(documents, llm_predictor=llm_predictor, prompt_helper=prompt_helper)
index.save_to_disk('index.json')
return index
def chatbot(input_text):
index = GPTSimpleVectorIndex.load_from_disk('index.json')
response = index.query(input_text)
return response.response
iface = gr.Interface(fn=chatbot,
inputs=gr.components.Textbox(lines=5, label="Enter your text", show_copy_button=True),
outputs=gr.components.Textbox(lines=5, label="Answer", show_copy_button=True),
examples=["What are the different types of 'work product' lifespan? Provide detailed answer", "Хто може бути наставником?", "Question3", "Question4", "Question5"],
title="PMO Documents AI Chatbot")
index = construct_index("docs")
iface.launch() |