code: def get_batch_size(dataset):
      """Get the batch size of the dataset."""
      if is_batched(dataset):
          return dataset._batch_size
      else:
          return None
  
imports: import os
  import random
  import time
  import warnings
  from multiprocessing.pool import ThreadPool
  import numpy
  from keras.api_export import keras_export
  from keras.utils import io_utils
  from keras.utils.module_utils import tensorflow
label_desc: Use image node_id 10 for calling a global function with example usage: get_batch_size(dataset) and returns: dataset, None