def dummy_training_data(dummy_dataset):
    """Returns training data from `dummy_dataset`.
    """
    training_data = {'x_train': [dummy_dataset.idx_seq['train']['word'],
                                 dummy_dataset.idx_seq['train']['char']],
                     'x_valid': None,
                     'x_test': None,
                     'y_train': dummy_dataset.idx_seq['train']['tag'],
                     'y_valid': None,
                     'y_test': None,
                    }

    return training_data