class_docstr: Test multivariate.py.
  Tested against the R package MVN.
docstr: Test numerical stability of multivariate_normality.
code: def test_multivariate_normality_numerical_stability(self):
      """Test numerical stability of multivariate_normality."""
      np.random.seed(123)
      # Test that large datasets do not produce nan
      n, p = 1000, 100
      Z = np.random.normal(size=(n, p))
      hz, pval, normal = multivariate_normality(Z, alpha=0.05)
      assert np.isfinite(pval)
  
file_path: pingouin/pingouin/tests/test_multivariate.py
imports: import numpy
  import pandas
  from sklearn import datasets
  from unittest import TestCase
  from pingouin import read_dataset
  from pingouin.multivariate import multivariate_normality, multivariate_ttest, box_m
label_desc: Use image node_id 4 for calling the TestMultivariate obj's underlying member method code with example usage: obj.test_multivariate_normality_numerical_stability() without return types