概述

App Engine 提供从网络应用程序发送电子邮件的服务。

从应用程序发送的邮件的发件人地址可以是注册管理员的电子邮件地址，或当前登录用户（提出发送邮件请求的用户）的电子邮件地址。错误邮件和退回邮件会发送到发件人地址。发件人地址还会接收到该邮件的副本。

from google.appengine.api import mail

class ConfirmUserSignup(webapp.RequestHandler):
  def post(self):
    user_address = self.request.get("email_address")

    if not mail.is_email_valid(user_address):
      # prompt user to enter a valid address

    else:
      confirmation_url = createNewUserConfirmation(self.request)
      sender_address = "support@example.com"
      subject = "Confirm your registration"
      body = """
Thank you for creating an account!  Please confirm your email address by
clicking on the link below:

%s
""" % confirmation_url

      mail.send_mail(sender_address, user_address, subject, body)