mail_test.py

#!/usr/bin/env python3
"""Simple SMTP test that sends an email"""

# https://docs.python.org/2/library/smtplib.html

import smtplib

import six


def prompt(message):
    """Simple prompt method"""
    return six.moves.input(message).strip()


def mail_test():
    """Simple SMTP test"""
    fromaddr = prompt("From: ")
    toaddrs = prompt("To: ").split()
    six.print_("Enter message, end with ^D (Unix) or ^Z (Windows):")

    # Add the From: and To: headers at the start!
    msg = "From: %s\r\nTo: %s\r\n\r\n" % (fromaddr, ", ".join(toaddrs))
    while 1:
        try:
            line = six.moves.input()
        except EOFError:
            break
        if not line:
            break
        msg = msg + line

    six.print_("Message length is " + repr(len(msg)))

    server = smtplib.SMTP("localhost")
    server.set_debuglevel(1)
    server.sendmail(fromaddr, toaddrs, msg)
    server.quit()


if __name__ == "__main__":
    mail_test()