def test_num_examples(self):
    MixtureRegistry.add('test_mix2', [(self.cached_task.name, 1)])
    mix = MixtureRegistry.get('test_mix2')
    self.assertEqual(mix.num_input_examples(split='train'), 30)
def test_num_examples(self):
    MixtureRegistry.add('test_mix2', [(self.cached_task.name, 1)])
    mix = MixtureRegistry.get('test_mix2')
    self.assertEqual(mix.num_input_examples(split='train'), 30)