# for authentication
import yaml
from yaml.loader import SafeLoader
import streamlit_authenticator as stauth


def load_authenticator():
    with open('webpages/users.yaml') as f:
        users = yaml.load(f, Loader=SafeLoader)
        
    authenticator = stauth.Authenticate(
        users['credentials'],
        users['cookie']['name'],
        users['cookie']['key'],
        users['cookie']['expiry_days']
    )
    return authenticator