def send_email(FROM_NAME,FROM,TO,SUB,MSG,EXISTING_EMAIL,EXISTING_PASSWORD):

FROMADDR = "%s <%s>" % (FROM_NAME, FROM)
LOGIN    = EXISTING_EMAIL
PASSWORD = EXISTING_PASSWORD
TOADDRS  = [TO]
SUBJECT  = SUB

msg = ("From: %srnTo: %srnSubject: %srnrn"  % (FROMADDR, ", ".join(TOADDRS), SUBJECT) )
msg +=  MSG+"rn"

server = smtplib.SMTP('smtp.gmail.com', 587)
server.set_debuglevel(1)
server.ehlo()
server.starttls()
server.login(LOGIN, PASSWORD)
server.sendmail(FROMADDR, TOADDRS, msg)
server.quit()

send_email('my_name','from_me@gmail.com','to_som1@gmail.com','my      subject','mymessage','my_existing_email@gmail.com','password_to_existing_email')

FROMADDR = "%s <%s>" % (your_name, your_email)