code: def test_unordered_CV_LS(self):
      dens = nparam.KDEMultivariate(
          data=[self.growth, self.oecd], var_type="cu", bw="cv_ls"
      )
      R_result = [0.0052051, 0.05835941]
      npt.assert_allclose(dens.bw, R_result, atol=1e-2)
  
imports: import numpy
  import numpy.testing
  import pytest
  from numpy.testing import assert_allclose, assert_equal
  import statsmodels.api
label_desc: Use image node_id 6 for calling the TestKDEMultivariate obj's underlying member method code with example usage: obj.test_unordered_CV_LS() without return types