repoze/repoze.sendmail — pull request #22 by muetob (2013-07-17 10:22:09+00:00)
Title: Encode message before sending it to sendmail

In python3, communication with process must be in bytes, but message
is a string here. So we can force encode the message here.

In Python2, the result is still a string, in Python3 we have bytes
that we can pass to subprocess.