code: def test_posthoc_anderson(self):
      r_results = np.array(
          [
              [1, 1.35079e-02, 8.64418e-09],
              [1.35079e-02, 1, 1.644534e-05],
              [8.64418e-09, 1.644534e-05, 1],
          ]
      )
  
      results = sp.posthoc_anderson(
          self.df, val_col="pulse", group_col="kind", p_adjust="holm"
      )
      self.assertTrue(
          np.allclose(results.values, r_results, atol=3.0e-3)
      )
  
imports: import os
  import sys
  import unittest
  import matplotlib
  import scikit_posthocs._posthocs
  import scikit_posthocs._omnibus
  import scikit_posthocs._outliers
  import scikit_posthocs._plotting
  import scikit_posthocs._global
  import seaborn
  import numpy
  import matplotlib.axes
  from pandas import DataFrame, Series
label_desc: Use image node_id 22 for calling the TestPosthocs obj's underlying member method code with example usage: obj.test_posthoc_anderson() without return types