code: def _get_movielens(dataset):
      extension = ".hdf5"
  
      path = _transport.get_data(
          "/".join((URL_PREFIX, VERSION, dataset + extension)),
          os.path.join("movielens", VERSION),
          "movielens_{}{}".format(dataset, extension),
      )
  
      with h5py.File(path, "r") as data:
          return (
              data["/user_id"][:],
              data["/item_id"][:],
              data["/rating"][:],
              data["/timestamp"][:],
          )
  
imports: import os
  import h5py
  from spotlight.datasets import _transport
  from spotlight.interactions import Interactions
label_desc: Use image node_id 1 for calling a global function with example usage: _get_movielens(dataset) and returns: data,  data,  data,  data