code: def test_classification_task():
      from sklearn.datasets import load_breast_cancer
  
      breast_cancer_data = load_breast_cancer(return_X_y=True)
      X = breast_cancer_data[0]
      y = breast_cancer_data[1]
  
      ranked_strengths = measure_interactions(X, y)
  
      # 30 features
      assert 435 == len(ranked_strengths)
  
imports: import pytest
  import numpy
  from math import isclose
  from sklearn.linear_model import LinearRegression, LogisticRegression
  from sklearn.dummy import DummyClassifier
  from ..tutils import synthetic_regression, synthetic_classification, synthetic_multiclass
  from interpret.utils import measure_interactions
label_desc: Use image node_id 21 for calling a global function with example usage: test_classification_task() without return types