code: def __init__(self, data, group_names, index, index_name, *args):
      DenseData.__init__(self, data, group_names, *args)
      self.index_value = index
      self.index_name = index_name
  
imports: import copy
  import numpy
  import pandas
  import scipy.sparse
  from sklearn.cluster import KMeans
  from sklearn.impute import SimpleImputer
label_desc: Use image node_id 1 to create a new DenseDataWithIndex object from inherited base classes: DenseData with example: obj = DenseDataWithIndex(data, group_names, index, index_name)