F..F.

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FAIL: test_empties (tester.ProblemTests)

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Traceback (most recent call last):

  File ".../test.py", line 40, in test_empties

    self.assertNoOrder([], songs_by_tags('staley', 'cornell', 'vedder'))

  File ".../test.py", line 35, in assertNoOrder

    self.assertEqual(set(first), set(second))

AssertionError: set([]) != set([('Right Turn', 'Alice In Chains'), ('Hunger Strike', 'Temple of the Dog')])



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FAIL: test_songs_by_tags (tester.ProblemTests)

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Traceback (most recent call last):

  File ".../test.py", line 54, in test_songs_by_tags

    self.assertNoOrder([('Reach Down', 'Temple of the Dog'), ('Right Turn', 'Alice In Chains'), ('Outshined', 'Soundgarden'), ('Hunger Strike', 'Temple of the Dog')], songs_by_tags('cornell', 'grunge'))

  File ".../test.py", line 35, in assertNoOrder

    self.assertEqual(set(first), set(second))

AssertionError: set([('Reach Down', 'Temple of the Dog'), ('Right Turn', 'Alice In Chains'), ('Outshined', 'Soundgarden'), ('Hunger Strike', 'Temple of the Dog')]) != set([('Right Turn', 'Alice In Chains')])



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Ran 5 tests in 0.001s



FAILED (failures=2)