'Get/set/delete single item'

def test04_get_set_del_single(self):

    (pl, ul) = self.lists_of_len()
    for i in self.limits_plus(0):
        self.assertEqual(pl[i], ul[i], ('get    single    item    [%d]' % i))
    for i in self.limits_plus(0):
        (pl, ul) = self.lists_of_len()
        pl[i] = 100
        ul[i] = 100
        self.assertEqual(pl[:], ul[:], ('set    single    item    [%d]' % i))
    for i in self.limits_plus(0):
        (pl, ul) = self.lists_of_len()
        del pl[i]
        del ul[i]
        self.assertEqual(pl[:], ul[:], ('del    single    item    [%d]' % i))
