code: def test_option(self):
      kappa = cohens_kappa(
          table10, weights=[0, 1, 2], return_results=False
      )
      assert_almost_equal(kappa, self.res2[0], decimal=4)
  
imports: import numpy
  from numpy.testing import assert_almost_equal, assert_equal, assert_allclose
  from statsmodels.stats.inter_rater import fleiss_kappa, cohens_kappa, to_table, aggregate_raters
  from statsmodels.tools.testing import Holder
label_desc: Use image node_id 2 for calling the TestWeightedCohens obj's underlying member method code with example usage: obj.test_option() without return types