code: def __init__(self, name, values):
      super().__init__(name)
      self.values = values
      self.range = values
      self.dtype = (np.string_, max(len(i) for i in values))
  
imports: import re
  import datetime
  import numpy
  import csv
  import ctypes
label_desc: Use image node_id 1 to create a new NominalAttribute object from inherited base classes: Attribute with example: obj = NominalAttribute(name, values)