'Since we only use one recipient per envelope, this
will be called with 0 or 1 addresses. We probably want
to do something with the error message if we failed.'

def sentMail(self, code, resp, numOk, addresses, log):

    if (code in smtp.SUCCESS):
        os.remove((self.names[0] + '-D'))
        os.remove((self.names[0] + '-H'))
    del self.messages[0]
    del self.names[0]
