app.py

import streamlit as st
from QA_Bot import QA_Bot
from PDF_Reader import PDF_4_QA
from PIL import Image

# Streamlit app
def main():
    # Page icon
    icon = Image.open('td-logo.png')

    # Page config
    st.set_page_config(page_title="Q&A ChatBot",
                       page_icon=icon,
                       layout="wide"
                       )

    company_logo_path = 'td-logo.png'
    st.sidebar.image(company_logo_path, width=50)
    st.sidebar.title("Upload PDF")
    st.sidebar.write("Download Demo PDF file from Below....")
    with open("Kia_EV6.pdf", "rb") as file:
        btn = st.sidebar.download_button(
            label="Download PDF",
            data=file,
            file_name="Kia_EV6.pdf"
        )

    uploaded_file = st.sidebar.file_uploader("Choose a PDF file", type="pdf")
    if uploaded_file is not None:
        st.sidebar.success("File uploaded successfully.")
        vector_store = PDF_4_QA(uploaded_file)
        QA_Bot(vector_store)

if __name__ == '__main__':
    main()