Notifout.com is an online service which helps your application have nice-looking and reliable email notifications.
See notifout.com for details.
pip install notifout
from notifout import Notifout
notifout = Notifout('ohsh6Iez3Nah0ahmohz2ge')
notifout.send('signup', 'Dummy User <user@example.com>', {'first_name': 'Dummy'})