code: def testPrintAllFields(self):
      message = unittest_pb2.TestAllTypes()
      test_util.SetAllFields(message)
      self.CompareToGoldenFile(
          self.RemoveRedundantZeros(
              text_format.MessageToString(message)
          ),
          "text_format_unittest_data.txt",
      )
  
imports: import difflib
  import re
  import unittest
  from google.protobuf import text_format
  from google.protobuf.internal import test_util
  from google.protobuf import unittest_pb2
  from google.protobuf import unittest_mset_pb2
label_desc: Use image node_id 5 for calling the TextFormatTest obj's underlying member method code with example usage: obj.testPrintAllFields() without return types