code: def test_transform_feature_balance_measures_with_invalid_input(
      self, dfs
  ):
      d = transform_feature_balance_measures(dfs=dfs)
      assert isinstance(d, dict)
      assert len(d) == 0
  
file_path: responsible-ai-toolbox/responsibleai/tests/databalanceanalysis/test_data_balance_helper.py
imports: import pandas
  import pytest
  from responsibleai.databalanceanalysis.constants import Constants
  from responsibleai.databalanceanalysis.data_balance_utils import AGGREGATE_BALANCE_MEASURES_KEY, DISTRIBUTION_BALANCE_MEASURES_KEY, FEATURE_BALANCE_MEASURES_KEY, prepare_df, transform_aggregate_balance_measures, transform_distribution_balance_measures, transform_feature_balance_measures, transform_measures_to_dict
label_desc: Use image node_id 7 for calling the TestDataBalanceUtils obj's underlying member method code with example usage: obj.test_transform_feature_balance_measures_with_invalid_input(dfs) without return types