code: def _retrieve_kuzushiji_mnist(name, urls):
      root = download.get_dataset_directory(
          "pfnet/chainer/kuzushiji_mnist"
      )
      path = os.path.join(root, name)
      return download.cache_or_load_file(
          path, lambda path: make_npz(path, urls), numpy.load
      )
  
file_path: chainer/chainer/datasets/kuzushiji_mnist.py
imports: import os
  import numpy
  import chainer
  from chainer.dataset import download
  from chainer.datasets._mnist_helper import make_npz
  from chainer.datasets._mnist_helper import preprocess_mnist
label_desc: Use image node_id 5 for calling a global function with example usage: _retrieve_kuzushiji_mnist(name, urls) and returns: download