app.py

from dotenv import load_dotenv

load_dotenv()

import streamlit as st 
import os 
from PIL import Image 
import google.generativeai as genai 



genai.configure(api_key= os.getenv("GOOGLE_API_KEY"))

# using Gemini pro 
model = genai.GenerativeModel("gemini-1.0-pro-latest")

chat = model.start_chat(history= [])

def get_gemini_response(question):
    response = chat.send_message(question, stream= True)
    return response

# Initialize streamlit 

st.set_page_config(page_title= "Q&A Demo")

st.header("Gemini Chat App")


# Initialize session state for history 
if 'chat_history' not in st.session_state:
    st.session_state['chat_history'] = []

input = st.text_input("Input", key = "input")
submit = st.button("Ask the Question")

if submit and input:
    response = get_gemini_response(input)
    # add user query and response
    st.session_state['chat_history'].append(("You", input))
    st.subheader("The Response is")
    for chunk in response:
        st.write(chunk.text)
        st.session_state['chat_history'].append(("Bot", chunk.text))

st.subheader("The chat history is")

for role, text in st.session_state['chat_history']:
    st.write(f"{role} : {text}")