sendmail.py

from django.core.mail import get_connection, EmailMultiAlternatives
from django.template.loader import render_to_string

connection = get_connection()
connection.open()

context = {'object': object }
html_string = render_to_string('template.html',context=context, request=request)

from_email = settings.SERVER_EMAIL
msg = EmailMultiAlternatives(
    subject, html_content, from_email, email_to)

# reder html on e-mail body
msg.attach_alternative(html_content, "text/html")

# if file not existS on server, BOMMMMM!!!
msg.attach(cand_cv.resume.name, cand_cv.resume.read())
msg.send()

connection.close()