Hi Chris,
Seeing the problems you're having, may I suggest you look at using
python's excellent email package in an external method to generate
these mails rather than suffering with the horrific DTML below?
I think you'd find it much easier to generate the headers needed for
your faxes,
Title: Excel spreadsheet attachment in dtml-sendmail
Never mind.. the dtml-boundary looks like
this now.. I guess that zopelabs.com how-to needs to be updated.. oh well.
dtml-boundary disposition=attachment
type=application/vend.ms-excel encode=base64 filename=ics.xlsdtml-var