code: def cluster_elongate():
      template_clustering(2, SIMPLE_SAMPLES.SAMPLE_ELONGATE)
  
imports: from pyclustering.cluster import cluster_visualizer
  from pyclustering.cluster.birch import birch
  from pyclustering.container.cftree import measurement_type
  from pyclustering.utils import read_sample
  from pyclustering.samples.definitions import SIMPLE_SAMPLES, FCPS_SAMPLES
label_desc: Use image node_id 9 for calling a global function with example usage: cluster_elongate() without return types