Access and change browser cookies from Streamlit scripts:
import os
import streamlit as st
from streamlit_cookies_manager import EncryptedCookieManager
# This should be on top of your script
cookies = EncryptedCookieManager(
# This prefix will get added to all your cookie names.
# This way you can run your app on Streamlit Cloud without cookie name clashes with other apps.
prefix="ktosiek/streamlit-cookies-manager/",
# You should really setup a long COOKIES_PASSWORD secret if you're running on Streamlit Cloud.
password=os.environ.get("COOKIES_PASSWORD", "My secret password"),
)
if not cookies.ready():
# Wait for the component to load and send us current cookies.
st.stop()
st.write("Current cookies:", cookies)
value = st.text_input("New value for a cookie")
if st.button("Change the cookie"):
cookies['a-cookie'] = value # This will get saved on next rerun
if st.button("No really, change it now"):
cookies.save() # Force saving the cookies now, without a rerun
