code: def test_incorrect_data(self):
      self.assertRaises(ValueError, genetic_algorithm, [], 1, 2, 2)
  
imports: import unittest
  import inspect
  import numpy
  import matplotlib
  from pyclustering.samples.definitions import SIMPLE_SAMPLES
  from pyclustering.cluster.ga import genetic_algorithm, ga_observer, ga_visualizer
  from pyclustering.cluster.ga_maths import ga_math
  from pyclustering.utils import read_sample
label_desc: Use image node_id 29 for calling the GeneticAlgorithmClusteringUnitTest obj's underlying member method code with example usage: obj.test_incorrect_data() without return types