Problems with headers in email.message

[Slippy]

Carsten, changing to m.as_string() worked perfectly - Thanks for the
help.

The actual project I'm working on is a lot more complex than the
simple case I've shown you, and does warrant the use of the message
parser, honest! :-)

On Aug 4, 5:14 pm, Carsten Haese <cars... at uniqsys.com> wrote:
> On Sat, 2007-08-04 at 15:38 +0000, Slippy wrote:
> > [...]
> > import smtplib, email
> > from email.message import Message
> > m = Message( )
> > m['From'] = 'Slippy <u... at myemail.com>'
> > m['To'] = 'mygroup at googlegroups.com'
> > m['Subject'] = 'A Test Message'
> > m.set_payload('This is a test email. Please ignore')
> > s = smtplib.SMTP('smtp.myemail.com')
> > failed =
> > s.sendmail('u... at myemail.com','mygroup at googlegroups.com',str(m))
> > if failed:
> >  print 'Message sending failed.'
> > else:
> >  print 'Message sent.'
> > print 'Bye.'
> > -------------Snip Here-------------Snip Here-------------Snip
> > Here-------------
>
> > Now, I get all the right responses, and the message sends ok. I go and
> > check my inbox, and the message is there, but the From, To and Subject
> > lines I created (as well as a preceding blank line and a "From nobody"
> > line) are in the message body, followed by the body text.
>
> > How do I assign values to the header?
>
> The way you're doing it is fine as far as assigning headers goes. My
> semi-educated guess is that either your mail-transfer agent or Google
> Groups' MTA is being confused by the "Unix From" envelope (that's the
> "From nobody..." you're seeing) that is included by str(m).
>
> Try m.as_string() instead, which doesn't include the Unix From envelope.
>
> I'd also like to point out that email.message is overkill for your
> simple use case. An email message is simply a series of headers followed
> by a blank line followed by the message body, which you can easily build
> manually if the headers aren't too long and the body is plain text:
>
> email_message = """\
> From: %s
> To: %s
> Subject: %s
>
> %s""" % (email_from, email_to, email_subject, email_body)
>
> HTH,
>
> --
> Carsten Haesehttp://informixdb.sourceforge.net