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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _split_generators(self, dl_manager):
 """Return the test split of Cifar10. Args: dl_manager: download manager object. Returns: test split. """

    path = dl_manager.download_and_extract(_DOWNLOAD_URL)
    return [
        tfds.core.SplitGenerator(
            name=tfds.Split.TEST,
            num_shards=1,
            gen_kwargs={'data_dir': os.path.join(path, _DIRNAME)})
    ]