code: def get_num_examples(
      dataset: Dataset, split: Split, _: Optional[str] = None
  ) -> int:
      return _NUM_EXAMPLES_DICT[dataset][split]
  
file_path: neural-structured-learning/research/meo/mlp_baseline/data_utils.py
imports: import enum
  from typing import Optional, Sequence, Tuple
  import numpy
label_desc: Use image node_id 1 for calling a global function with example usage: get_num_examples(dataset, split, _) and returns: _NUM_EXAMPLES_DICT