code: def test_kernels_vectorized(self, case):
      name, bw = case
  
      rvs = self.rvs
      x_plot = self.x_plot
  
      kde = []
      kce = []
      for xi in x_plot:
          kde.append(kern.pdf_kernel_asym(xi, rvs, bw, name))
          kce.append(kern.cdf_kernel_asym(xi, rvs, bw, name))
  
      kde = np.asarray(kde)
      kce = np.asarray(kce)
  
      kde1 = kern.pdf_kernel_asym(x_plot, rvs, bw, name)
      kce1 = kern.cdf_kernel_asym(x_plot, rvs, bw, name)
  
      assert_allclose(kde1, kde, rtol=1e-12)
      assert_allclose(kce1, kce, rtol=1e-12)
  
imports: import numpy
  from numpy.testing import assert_allclose, assert_array_less
  from scipy import stats
  import pytest
  import statsmodels.nonparametric.kernels_asymmetric
label_desc: Use image node_id 2 for calling the CheckKernels obj's underlying member method code with example usage: obj.test_kernels_vectorized(case) without return types