code: def test_set_params_stacking_classifier():
      """Test set_params method of StackingClassifier class."""
      stacking_classifier = StackingClassifier()
      stacking_classifier.set_params(n_folds=6)
      assert stacking_classifier.n_folds == 6
      stacking_classifier.set_params(copy=True)
      assert stacking_classifier.copy
      stacking_classifier.set_params(drop_first=False)
      assert not stacking_classifier.drop_first
      stacking_classifier.set_params(random_state=2)
      assert stacking_classifier.random_state == 2
      stacking_classifier.set_params(verbose=False)
      assert not stacking_classifier.verbose
      with pytest.warns(UserWarning) as record:
          stacking_classifier.set_params(wrong_parameters=None)
      assert len(record) == 1
  
file_path: MLBox/tests/test_stacking_classifer.py
imports: import pytest
  import pandas
  import numpy
  from sklearn.linear_model import LogisticRegression
  from mlbox.model.classification.stacking_classifier import StackingClassifier
label_desc: Use image node_id 3 for calling a global function with example usage: test_set_params_stacking_classifier() without return types