#! /usr/bin/python
# -*- coding: utf8 -*-

import os
import smtplib
from email.mime.text import MIMEText
from email.header import Header

def mail(from_addr, to_addr_list, cc_addr_list, subject, message, user=None, password=None, smtpserver='localhost:25'):
    msg = MIMEText(message.encode('utf-8'), 'plain', 'utf-8')
    msg['From'] = from_addr
    msg['To'] = ','.join(to_addr_list)
    msg['Cc'] = ','.join(cc_addr_list)
    msg['Subject'] = Header(subject, "utf-8")

    if user and password:
        server.login(user, password)

    server = smtplib.SMTP(smtpserver)
    problems = server.sendmail(from_addr, to_addr_list+cc_addr_list, msg.as_string())
    server.quit()

    return problems


if __name__ == '__main__':
    USER = os.environ.get('USER', 'mail')
    FQDN = os.environ.get('HOSTNAME', 'localhost.localdomain')
    mr = mail( from_addr = USER + '@' + FQDN
             , to_addr_list = [ 'destination_address@fqdn' ]
             , cc_addr_list = [ 'cc_address@fqdn' ]
             , subject = u'仁王～金色の侍'
             , message = u'仁王～金色の侍'
             )
    print(mr)