'L{isIPAddress} should return C{False} for a string containing
strange punctuation.'

def test_invalidPunctuation(self):

    self.assertFalse(isIPAddress(','))
    self.assertFalse(isIPAddress('1,2'))
    self.assertFalse(isIPAddress('1,2,3'))
    self.assertFalse(isIPAddress('1.,.3,4'))
