code: def templateLengthSomCluster(self, file, som_map_size, radius, eps):
      sample = read_sample(file)
  
      network = syncsom(
          sample, som_map_size[0], som_map_size[1], radius
      )
      network.process(collect_dynamic=False, order=eps)
  
      # Check unique
      som_clusters = network.get_som_clusters()
      indexes = set()
  
      for som_cluster in som_clusters:
          for index in som_cluster:
              assert (index in indexes) is False
              indexes.add(index)
  
imports: import unittest
  import matplotlib
  from pyclustering.cluster.syncsom import syncsom
  from pyclustering.utils import read_sample
  from pyclustering.samples.definitions import SIMPLE_SAMPLES
label_desc: Use image node_id 1 for calling the SyncsomUnitTest obj's underlying member method code with example usage: obj.templateLengthSomCluster(file, som_map_size, radius, eps) without return types