app.py

import streamlit as st
from utils import get_chroma_client, get_embedding_function

# streamlit_app.py

import hmac
import streamlit as st
import os

__import__("pysqlite3")
import sys

sys.modules["sqlite3"] = sys.modules.pop("pysqlite3")

st.set_page_config(page_title="Hello", page_icon="👋", layout="wide")


def check_password():
    """Returns `True` if the user had the correct password."""

    def password_entered():
        """Checks whether a password entered by the user is correct."""
        if hmac.compare_digest(st.session_state["password"], st.secrets["password"]):
            st.session_state["password_correct"] = True
            del st.session_state["password"]  # Don't store the password.
        else:
            st.session_state["password_correct"] = False

    # Return True if the password is validated.
    if st.session_state.get("password_correct", False):
        return True

    # Show input for password.
    st.text_input(
        "Password", type="password", on_change=password_entered, key="password"
    )
    if "password_correct" in st.session_state:
        st.error("😕 Password incorrect")
    return False


if not check_password():
    st.stop()  # Do not continue if check_password is not True.

# Main Streamlit app starts here
st.write("# Brian Knowledge Base System! 👋")
client = get_chroma_client()
default_embedding_function = get_embedding_function()