Python SMTP Email

• http://dimle.wordpress.com/2012/05/28/send-email-using-python/
• https://docs.python.org/3/library/email-examples.html

import smtplib, os
from email.mime.multipart import MIMEMultipart
from email.mime.base import MIMEBase
from email.mime.text import MIMEText
from email.utils import COMMASPACE, formatdate
from email import encoders

def send_mail(send_from, send_to, subject, text, files=[], server="localhost"):
    assert isinstance(send_to, list)
    assert isinstance(files, list)

    msg = MIMEMultipart()
    msg['From'] = send_from
    msg['To'] = COMMASPACE.join(send_to)
    msg['Date'] = formatdate(localtime=True)
    msg['Subject'] = subject
    msg.set_charset('utf-8')

    msg.attach( MIMEText(text.encode('utf-8'), 'html', 'UTF-8') )

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

    try:
        smtp = smtplib.SMTP(server)
        smtp.sendmail(send_from, send_to, msg.as_string())
        smtp.close()
        print("Successfully sent email")
    except SMTPException:
       print("Error: unable to send email")