code: def testDynamicLengthNoneConnectionFastLinking(self):
      PcnnTestTemplates.templateDynamicLengthFastLinking(
          10, 20, conn_type.NONE, conn_represent.MATRIX, [0] * 10, False
      )
  
imports: import unittest
  from pyclustering.nnet.tests.pcnn_templates import PcnnTestTemplates
  from pyclustering.nnet import conn_type, conn_represent
label_desc: Use image node_id 2 for calling the PcnnUnitTest obj's underlying member method code with example usage: obj.testDynamicLengthNoneConnectionFastLinking() without return types