code: def setup_method(self):
      self.data, self.meta = loadarff(test10)
  
imports: import datetime
  import os
  import sys
  from os.path import join
  from io import StringIO
  import numpy
  from numpy.testing import assert_array_almost_equal, assert_array_equal, assert_equal, assert_
  import pytest
  from pytest import raises
  from scipy.io.arff.arffread import loadarff
  from scipy.io.arff.arffread import read_header, ParseArffError
label_desc: Use image node_id 1 for calling the TestRelationalAttributeLong obj's underlying member method code with example usage: obj.setup_method() without return types