code: def test_get_score(shadow_dec_tree):
      assert shadow_dec_tree.get_score() == 0.75, "Score should be 0.75"
  
imports: import joblib
  import numpy
  import pytest
  from sklearn.tree import DecisionTreeRegressor, DecisionTreeClassifier
  from dtreeviz.models.sklearn_decision_trees import ShadowSKDTree
label_desc: Use image node_id 19 for calling a global function with example usage: test_get_score(shadow_dec_tree) without return types