code: def test_lgbmclas_mean_abs_shap(
      precalculated_lgbm_classifier_explainer,
  ):
      assert isinstance(
          precalculated_lgbm_classifier_explainer.get_mean_abs_shap_df(),
          pd.DataFrame,
      )
  
imports: import pandas
  import numpy
label_desc: Use image node_id 24 for calling a global function with example usage: test_lgbmclas_mean_abs_shap(precalculated_lgbm_classifier_explainer) without return types