Sending emails from python using smtplib

smtpsender.py

import smtplib
from email.mime.text import MIMEText
msg = MIMEText("this is a test message")
s = smtplib.SMTP("__SMTP_SERVER_ADDRESS__")
s.starttls()
s.login("__SMTP_USER_NAME__","__SMTP_PASSWORD__")
s.sendmail("__SENDER_EMAIL__", ["__RECIPIENT_EMAIL__"], msg.as_string())
s.close()