code: def testPickle(self):
      from pickle import dumps, loads
  
      mold = self.INFO
      info = loads(dumps(mold))
      self.assertIsNot(info, mold)
      self.assertNotEqual(info, mold)
      self.assertEqual(info.items(), mold.items())
      info.Free()
      mold = self.INFO
      mold.update([("foo", "bar"), ("answer", "42")])
      info = loads(dumps(mold))
      self.assertIsNot(info, mold)
      self.assertNotEqual(info, mold)
      self.assertEqual(info.items(), mold.items())
      info.Free()
  
imports: from mpi4py import MPI
  import mpiunittest
  import sys
label_desc: Use image node_id 10 for calling the TestInfo obj's underlying member method code with example usage: obj.testPickle() without return types