code: def test_multiclass_requires_classification(self, X, y_real):
      with pytest.raises(AssertionError):
          calculate_relevance_table(
              X, y_real, multiclass=True, ml_task="regression"
          )
  
imports: import warnings
  import mock
  import numpy
  import pandas
  import pytest
  from tsfresh.feature_selection.relevance import calculate_relevance_table, combine_relevance_tables, get_feature_type, infer_ml_task
label_desc: Use image node_id 10 for calling the TestCalculateRelevanceTable obj's underlying member method code with example usage: obj.test_multiclass_requires_classification(X, y_real) without return types