code: def get_smtp_mail(self):
          
          header = self.get_smtp_header()
          body = self.get_body().replace('\n', '\r\n')
          return header + '\r\n' + body + '\r\n'
docs: Returns the SMTP formatted email, as it may be passed to sendmail.
  
          :rtype:  string
          :return: The SMTP formatted mail.