python script to send mail including docopt

gistfile1.txt

#!/usr/bin/env python

"""Mail.

Usage:
  mail.py (-h | --help)
  mail.py --version
  mail.py [--to <to>] [--from <from>] [--cc <cc>] [--subject <subject>] [--message <message>]

Options:
  -h --help            Show this screen.
  --from sender        Set sender [default: me@domain.com]
  --to recipient       Set recipient [default: you@domain.com]
  --cc recipient       Set recipient
  --subject subject    Set subject [default: This is a test]
  --message message    Set message [default: Hi,this is a test. yours, dirk]

"""

from docopt import docopt

import smtplib
  
def send(from_addr, to_addr_list, cc_addr_list,
              subject, message,
              login, password,
              smtpserver):
#               smtpserver='smtp.gmail.com:587'):
    header  = 'From: %s\n' % from_addr
    header += 'To: %s\n' % ','.join(to_addr_list)
    header += 'Cc: %s\n' % ','.join(cc_addr_list)
    header += 'Subject: %s\n\n' % subject
    message = header + message
  
    server = smtplib.SMTP(smtpserver)
    server.starttls()
    server.login(login,password)
    problems = server.sendmail(from_addr, to_addr_list, message)
    server.quit()


if __name__ == '__main__':
    arguments = docopt(__doc__, version='abc')
    # print(arguments)

    from_addr = arguments['--from']
    to_addr_list = [arguments['--to']] 
    cc_addr_list = [arguments['--cc'] or '']
    notify_subject = arguments['--subject']
    notify_message = arguments['--message']


    login        = 'login'
    password     = 'password'
    smtpserver   = 'smtp.domain.com:587'

    send(from_addr, to_addr_list, cc_addr_list, notify_subject, notify_message,
      login, password, smtpserver)

test.py

import sendmail

from_adress = "me@domain.com"
to_address_list = ['you@domain.com']
cc_address_list = ['you_too@domain.com']
notify_subject = 'Important message, please read'
notify_message = 'Hi\n please take some action\nyours truly'


login        = 'login'
password     = 'password'
smtpserver   = 'smtp.domain.com:587'


sendmail.send(
    from_adress,
    to_address_list,
    cc_address_list,
    notify_subject,
    notify_message,
    login,
    password,
    smtpserver
)

test.sh

python sendmail.py --from me@domain.com --to you@domain.com --subject 'hi, there' --message 'abc'