from django.core.mail import send_mail 
from django.template import Context, loader 
context = { 
  'nickname': user.nickname, 
  'verify_url': verify_url, 
} 
email_template_name = 'template.html' 
t = loader.get_template(email_template_name) 
mail_list = [user.email, ] 
send_mail( 
  subject=title, 
  message=t.render(Context(context)), 
  from_email=EMAIL_HOST_USER,# 发件邮箱 
  recipient_list=mail_list, 
  fail_silently=False, 
  auth_user=EMAIL_HOST_USER, # SMTP服务器的认证用户名 
  auth_password=EMAIL_HOST_PASSWORD, # SMTP服务器的认证用户密码 
  connection=None 
)

from django.core.mail import EmailMultiAlternatives
from django.template import Context, loader
subject, from_email, to = title, EMAIL_HOST_USER, mail_list
html_content = t.render(Context(context))
msg = EmailMultiAlternatives(subject, html_content, from_email, to)
msg.attach_alternative(html_content, "text/html")
msg.send()

from django.core.mail import EmailMultiAlternatives
from django.template import Context, loader
subject, from_email, to = title, EMAIL_HOST_USER, mail_list
html_content = t.render(Context(context))
msg = EmailMultiAlternatives(subject, html_content, from_email, to)
msg.attach_alternative(html_content, "text/html")
msg.attach_file(u'D:/My Documents/Python/doc/test.doc') # 添加附件发送
msg.send()

from django.core.mail import EmailMultiAlternatives，get_connection
from django.template import Context, loader
conn = get_connection() # 返回当前使用的邮件后端的实例
conn.username = 'my_email@qq.com'# 更改用户名
conn.password = 'my_email' # 更改密码
conn.host = 'smtp.exmail.qq.com' # 设置邮件服务器
conn.open() # 打开连接
EMAIL_HOST_USER = 'my_email@qq.com'
subject, from_email, to = title, EMAIL_HOST_USER, mail_list
html_content = t.render(Context(context))
msg = EmailMultiAlternatives(subject, html_content, from_email, to)
msg.attach_alternative(html_content, "text/html")
conn.send_messages([msg,]) # 我们用send_messages发送邮件 
conn.close()# 发送完毕记得关闭连接