code: def __iter__(self):
      yield from self.generate_examples_fn()
  
imports: import os
  import posixpath
  import uuid
  from dataclasses import dataclass
  from typing import TYPE_CHECKING, Iterable, List, Optional, Tuple, Union
  import numpy
  import pyarrow
  import datasets
  from datasets.arrow_writer import ArrowWriter, ParquetWriter
  from datasets.config import MAX_SHARD_SIZE
  from datasets.filesystems import is_remote_filesystem, rename
  from datasets.iterable_dataset import _BaseExamplesIterable
  from datasets.utils.py_utils import convert_file_size_to_int
label_desc: Use image node_id 2 for calling the SparkExamplesIterable obj's underlying member method code with example usage: obj.__iter__() without return types