Что означает строка 'reponse = self.client.get (reverse (' polls: index '))'?

Question

Что означает строка:

reponse = self.client.get (reverse ('polls: index'))

Код:

class QuestionIndexViewTests(TestCase):
    def test_no_questions(self):
        """
        If no questions exist, an appropriate message is displayed.
        """
        response = self.client.get(reverse('polls:index'))
        self.assertEqual(response.status_code, 200)
        self.assertContains(response, "No polls are available.")
        self.assertQuerysetEqual(response.context['latest_question_list'],