code: def testDynamicLengthGridRectangle25FourConnection(self):
      PcnnTestTemplates.templateGridRectangleDynamicLength(
          25,
          20,
          conn_type.GRID_FOUR,
          conn_represent.MATRIX,
          1,
          25,
          [0] * 25,
          False,
      )
      PcnnTestTemplates.templateGridRectangleDynamicLength(
          25,
          20,
          conn_type.GRID_FOUR,
          conn_represent.MATRIX,
          25,
          1,
          [0] * 25,
          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 12 for calling the PcnnUnitTest obj's underlying member method code with example usage: obj.testDynamicLengthGridRectangle25FourConnection() without return types