def test_LOGIN_DELAY(self):
        """
        The can advertise a per-user login delay as well as a global login
        delay.
        """
        contained(self, b"LOGIN-DELAY 120 USER", self.caps, self.pcaps)
        self.assertIn(b"LOGIN-DELAY 100", self.lpcaps)

        The can advertise a per-user login delay as well as a global login
        delay.
        
stackoverflow/venv/lib/python3.6/site-packages/twisted/mail/test/test_pop3.py