Functions for sending messages with gmail

gmail.py

import os.path
import smtplib
from email.MIMEMultipart import MIMEMultipart
from email.MIMEBase import MIMEBase
from email.MIMEText import MIMEText
from email import Encoders

def mail(to, subject, text, mail_user, mail_password, attach=None):
   msg = MIMEMultipart()

   msg['From'] = mail_user
   msg['To'] = to
   msg['Subject'] = subject

   msg.attach(MIMEText(text))

   if attach:
       part = MIMEBase('application', 'octet-stream')
       part.set_payload(open(attach, 'rb').read())
       Encoders.encode_base64(part)
       part.add_header('Content-Disposition',
               'attachment; filename="%s"' % os.path.basename(attach))
       msg.attach(part)

   mailServer = smtplib.SMTP("smtp.gmail.com", 587)
   mailServer.ehlo()
   mailServer.starttls()
   mailServer.ehlo()
   mailServer.login(mail_user, mail_pwd)
   mailServer.sendmail(mail_user, to, msg.as_string())
   # Should be mailServer.quit(), but that crashes...
   mailServer.close()