code: def templateClusterAllocationOneDimensionDistanceMatrix(ccore_flag):
      DbscanTestTemplates.templateClusterAllocationOneDimensionDataSpecificData(
          "distance_matrix", ccore_flag
      )
  
imports: import os
  import pickle
  import tempfile
  from random import random, shuffle
  from pyclustering.utils import read_sample, calculate_distance_matrix
  from pyclustering.cluster.dbscan import dbscan
  from pyclustering.tests.assertion import assertion
  from pyclustering.samples.definitions import SIMPLE_SAMPLES
  from pyclustering.samples import answer_reader
label_desc: Use image node_id 8 for calling the DbscanTestTemplates obj's underlying member method code with example usage: obj.templateClusterAllocationOneDimensionDistanceMatrix(ccore_flag) without return types