import smtplib
import MimeWriter
import mimetools
import StringIO

from email.MIMEText import MIMEText
def sendTextMail(to, Subject ,text):
    from = "Expediteur <toto@gmail.com>"
    mail = MIMEText(text)
    mail['From'] = from
    mail['Subject'] = Subject
    mail['To'] = to
    smtp = smtplib.SMTP()
    smtp.connect()
    smtp.sendmail(from, [to], mail.as_string())
    smtp.close()

sendTextMail("titi@gmail.com", "coucou", "comment tu vas robin?")

File "./sendmail.py", line 10
    from = "Expediteur <toto@gmail.com>"
         ^
SyntaxError: invalid syntax