Introducing Python / Chapter 12 unittest - retry no errors

cap_new.py

def just_do_it(text):
    #Capitalize all words in <text>
    return text.title()

test_cap2.py

import unittest
import cap_new as cap

class TestCap(unittest.TestCase):

    def setUp(self):
        # Called just before test method
        pass

    def tearDown(self):
        # Called just after test method
        pass

    def test_one_word(self):
        text = 'duck'
        result = cap.just_do_it(text)
        self.assertEqual(result, 'Duck')

    def test_multiple_words(self):
        text = 'a veritable flock of ducks'
        result = cap.just_do_it(text)
        self.assertEqual(result, 'A Veritable Flock Of Ducks')

if __name__ == '__main__':
    unittest.main()