code: def testClusterAllocationSampleSimple5ByCore(self):
      KmeansTestTemplates.templateLengthProcessData(
          SIMPLE_SAMPLES.SAMPLE_SIMPLE5,
          [[0.0, 1.0], [0.0, 0.0], [1.0, 1.0], [1.0, 0.0]],
          [15, 15, 15, 15],
          True,
      )
  
imports: import unittest
  import numpy
  import matplotlib
  from pyclustering.cluster.tests.kmeans_templates import KmeansTestTemplates
  from pyclustering.cluster.kmeans import kmeans
  from pyclustering.samples.definitions import SIMPLE_SAMPLES
  from pyclustering.core.tests import remove_library
  from pyclustering.utils import read_sample
  from pyclustering.utils.metric import distance_metric, type_metric
label_desc: Use image node_id 21 for calling the KmeansIntegrationTest obj's underlying member method code with example usage: obj.testClusterAllocationSampleSimple5ByCore() without return types