code: def test_column_imbalance_score_many_classes():
      value_counts = pd.Series([10, 20, 60, 10])
      assert (
          column_imbalance_score(value_counts, len(value_counts)).round(
              2
          )
          == 0.21
      )
  
imports: import pandas
  from ydata_profiling.model.pandas.imbalance_pandas import column_imbalance_score
label_desc: Use image node_id 1 for calling a global function with example usage: test_column_imbalance_score_many_classes() without return types