def test(self, model, num_ngrams, batch_size, num_batches):
        raise NotImplementedError("Override this function.")

    # Return False if there is no more data
Test computation of ECG SSP projectors
dataset/ETHPy150Open yuhaozhang/nnjm-global/code/train_util.py/TrainModel.test--crossover with--dataset/ETHPy150Open mne-tools/mne-python/mne/preprocessing/tests/test_ssp.py/test_compute_proj_ecg