The EmailMessage class is contained with the django.core.mail module within the Django project code base.
django-emailmessagetemplates is a code library that makes it easier to add functionality for end users to customize email templates in a Django application. The code is available under the BSD 3-Clause "New" or "Revised" License.
django-emailmessagetemplates / emailmessagetemplates / utils.py
import copy
from django.core.mail import get_connection
from django.conf import settings
from models import EmailMessageTemplate
def send_mail(name, related_object=None, context={}, from_email=None,
recipient_list=[], fail_silently=False, auth_user=None,
auth_password=None, connection=None):
"""
Easy wrapper for sending a single templated message to a recipient list.
The template to use is retrieved from the database based on the name and
related_object (optional) fields.
All members of the recipient list will see the other recipients in the 'To'
field.
If auth_user is None, the EMAIL_HOST_USER setting is used.
If auth_password is None, the EMAIL_HOST_PASSWORD setting is used.
"""
template = EmailMessageTemplate.objects.get_template(name, related_object)
connection = connection or get_connection(username=auth_user,
password=auth_password,
fail_silently=fail_silently)
template.context=context
template.from_email=from_email
template.to=recipient_list
template.connection=connection
return template.send()