问Python : smtplib sendmail函数

EN

#!/usr/bin/python

__author__ = 'Amyth Arora (***@gmail.com)'

import smtplib
import string
import sys
import random

from email.MIMEText import MIMEText


def generate_activation_key(size=64, chars=string.ascii_lowercase + string.digits):
  return ''.join(random.choice(chars) for x in range(size))


def generate_activation_url(key):
  return 'http://www.example.com/users/activate/' + key

def Activate(name, to_addr):
  sender, reciever = 'mymail@gmail.com', to_addr
  act_url = generate_activation_url(generate_activation_key())
  main_mssg = """
  Dear %s,

  Thakyou for creating an account with Example.com. You are now just one click away from using your example account. Please click the following link to verify this email address and activate your account. 

  Please Note, You must complete this step to become a registered member of example. you will only need to visit this url once in order to activate your account.

  ============================
  Activation Link Below:
  ============================

  %s


  if you are facing problems activating your account please contact our support team at
  support@example.com

  Best Regards,

  Example Team
  """ % (name, act_url)


  message = MIMEText(main_mssg)
  message['From'] = 'Example <' + sender + '>'
  message['To'] = reciever
  message['MIME-Version'] = '1.0'
  message['Content-type'] = 'text/HTML'
  message['Subject'] = 'Activate Your Example Account'
  try:
    smtpObj = smtplib.SMTP('smtp.gmail.com', 587)
    smtpObj.set_debuglevel(1)  # Swith On/Off Debug Mode
    smtpObj.ehlo()
    smtpObj.starttls()
    smtpObj.ehlo()
    smtpObj.login('mymail@gmail.com', 'mypass')
    smtpObj.sendmail(sender, reciever, message.as_string())
    smtpObj.close()
    return act_url
  except:
    return None

def main(argv):
  if len(argv) != 2:
    sys.exit(1)
  Activate(argv[0], argv[1])


if __name__ == '__main__':
  main(sys.argv[1:])

./scriptname 'Reciepent Name' 'reciepent@gmail.com'

import activation

act_key = activation.Activate('Reciepent Name', 'reciepent@gmail.com')