def test_assertFailure_masked(self):
        class ExampleFailure(Exception):
            pass

        class TC(unittest.TestCase):
            failureException = ExampleFailure
            def test_assertFailure(self):
                d = defer.maybeDeferred(lambda: 1/0)
                self.assertFailure(d, OverflowError)
                self.assertFailure(d, ZeroDivisionError)
                return d

        test = TC('test_assertFailure')
        result = reporter.TestResult()
        test.run(result)
        self.assertEqual(1, len(result.failures))
Create a dynamic to adjust the volume of a track in a
dataset/ETHPy150Open nlloyd/SubliminalCollaborator/libs/twisted/trial/test/test_assertions.py/TestAsynchronousAssertions.test_assertFailure_masked--crossover with--dataset/ETHPy150Open ucbvislab/radiotool/radiotool/composer/volume.py/Volume.__init__