speak some text

def say(self, text, priority='important'):
        '''speak some text'''
        ''' http://cvs.freebsoft.org/doc/speechd/ssip.html see 4.3.1 for priorities'''
        self.console.writeln(text)
        if self.settings.speech and self.say_backend is not None:
            self.say_backend(text, priority=priority)