code: def testGridEightConnectionsListRepresentation(self):
      net = network(
          25,
          type_conn=conn_type.GRID_EIGHT,
          conn_repr=conn_represent.LIST,
      )
      self.templateGridEightConnectionsTest(net)
  
imports: import unittest
  import math
  from pyclustering.nnet import network, conn_type, conn_represent
label_desc: Use image node_id 27 for calling the NnetUnitTest obj's underlying member method code with example usage: obj.testGridEightConnectionsListRepresentation() without return types