code: def cluster_sample1():
      template_clustering(SIMPLE_SAMPLES.SAMPLE_SIMPLE1, 2)
      template_clustering(
          SIMPLE_SAMPLES.SAMPLE_SIMPLE1, 2, ccore_flag=True
      )
  
file_path: pyclustering/pyclustering/cluster/examples/hsyncnet_examples.py
imports: from pyclustering.utils import read_sample, draw_clusters, timedcall
  from pyclustering.samples.definitions import SIMPLE_SAMPLES, FCPS_SAMPLES
  from pyclustering.cluster.hsyncnet import hsyncnet
  from pyclustering.nnet.sync import sync_visualizer
  from pyclustering.nnet import initial_type, solve_type
label_desc: Use image node_id 2 for calling a global function with example usage: cluster_sample1() without return types