class_docstr: MovieLens rating dataset.
docstr: Yields examples by calling the corresponding parsing function.
docstr_tok: ["Yields","examples","by","calling","the","corresponding","parsing","function","."]
code: def _generate_examples(
      self, dir_path: Optional[str] = None
  ) -> Iterator[Tuple[int, Dict[str, Any]]]:
      """Yields examples by calling the corresponding parsing function."""
      for ex in self.builder_config.parsing_fn(dir_path):
          yield ex
  
imports: from __future__ import annotations
  import os
  import textwrap
  from typing import Any, Callable, Dict, Iterator, List, Optional, Tuple
  from absl import logging
  import numpy
  import tensorflow_datasets.public_api
  from tensorflow_datasets.structured import movielens_parsing
label_desc: Use image node_id 3 for calling the Movielens obj's underlying member method code with example usage: obj._generate_examples(dir_path) without return types