def gen_dataset(split, shuffle_files=False, seed=None, val: str='') -> tf.data.Dataset:
    del split, shuffle_files, seed
    return tf.data.Dataset.from_tensor_slices({'inputs': ([[val]] * 3)})
def gen_dataset(split, shuffle_files=False, seed=None, val: str=) -> tf.data.Dataset:
    del split, shuffle_files, seed
    return tf.data.Dataset.from_tensor_slices({'inputs': ([[val]] * 3)})