class_docstr: NWPU Remote Sensing Image Scene Classification (RESISC) Dataset.
docstr: Returns SplitGenerators.
docstr_tok: ["Returns","SplitGenerators","."]
code: def _split_generators(self, dl_manager):
      """Returns SplitGenerators."""
      path = os.path.join(dl_manager.manual_dir, "NWPU-RESISC45")
      if not tf.io.gfile.exists(path):
          raise AssertionError(
              "You must download the dataset manually from {}, "
              "extract it, and place it in {}.".format(
                  _URL, dl_manager.manual_dir
              )
          )
      return [
          tfds.core.SplitGenerator(
              name=tfds.Split.TRAIN,
              gen_kwargs={"path": path},
          ),
      ]
  
imports: import os
  from tensorflow_datasets.core.utils.lazy_imports_utils import tensorflow
  import tensorflow_datasets.public_api
label_desc: Use image node_id 2 for calling the Builder obj's underlying member method code with example usage: obj._split_generators(dl_manager) and returns: list