code: def features(self):
      return _make_features(100, 10, 0)
  
imports: from contextlib import ExitStack
  from contextlib import nullcontext
  from io import StringIO
  import os
  import tempfile
  import numpy
  from numpy.testing import assert_array_almost_equal, assert_array_equal
  import pandas
  import pandas.testing
  import pytest
  import sksurv.datasets
  from sksurv.io import writearff
  from sksurv.testing import FixtureParameterFactory
label_desc: Use image node_id 2 for calling the GetXyCases obj's underlying member method code with example usage: obj.features() and returns: _make_features