send_email.py

import smtplib
import csv
from getpass import getpass

server = smtplib.SMTP('smtp.gmail.com', 587)
server.ehlo()
server.starttls()
server.ehlo()

user = raw_input('Gmail username: ')
password = getpass()
server.login(user, password)

from email.MIMEMultipart import MIMEMultipart
from email.MIMEText import MIMEText

fromAddr = '%s@gmail.com' % user
with open('annotators.csv') as f:
    reader = csv.reader(f)
    for row in list(reader)[1:]:
        name, email, description, secret = row


        msg = MIMEMultipart()
        msg['From'] = fromAddr
        msg['To'] = email
        msg['Subject'] = "[HackMIT] Important: Judging System Access"

        link = 'http://judge.hackmit.org/login/%s' % secret
        body = "Hi %s,\n\nWelcome to the HackMIT judging - this email contains your magic link to the judging system.\n\nIf you are no longer judging, please DO NOT access the link - it will affect judging results!\n\nDO NOT SHARE your magic link with others - it is associated with your email address, and it's one account per person.\n\nJudging will be explained at judging orientation at 10:30am in the Johnson lobby - please don't open the link until then.\n\nYou may sign in to judging by accessing the following link:\n\n%s\n\nQuestions should be directed to HackMIT organizers.\n\n--Anish\nOn behalf of the HackMIT Team" % (name, link)

        msg.attach(MIMEText(body, 'plain'))
        text = msg.as_string()

        print msg
        server.sendmail(fromAddr, email, text)