Python: Send email by SMTP

send_by_gmail.py

#!/usr/bin/python

import smtplib

gmail_user = "sender@gmail.com"
gmail_pwd = "sender_password"

def send_email(msg, gmail_user, gmail_pwd, to_list):
  mailServer = smtplib.SMTP("smtp.gmail.com", 587)
  mailServer.ehlo()
  mailServer.starttls()
  mailServer.ehlo()
  mailServer.login(gmail_user, gmail_pwd)
  mailServer.sendmail(gmail_user, to_list, msg)
  mailServer.quit()

def main():
  send_email("Hello everybody", gmail_user, gmail_pwd, ["receiver@gmail.com"])
  
if __name__ == '__main__':
	main()