code: def __init__(self, x, group_display_values):
      self.x = x
      self.group_display_values = group_display_values
  
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 Instance object  with example: obj = Instance(x, group_display_values)