code: def testInit(self):
      for i, obj in enumerate(self.objects):
          klass = type(obj)
          new = klass()
          self.assertEqual(new, obj)
          new = klass(obj)
          self.assertEqual(new, obj)
          objects = self.objects[:]
          del objects[i]
          for other in objects:
              ob_init = lambda: klass(other)
              self.assertRaises(TypeError, ob_init)
          ob_init = lambda: klass(1234)
          self.assertRaises(TypeError, ob_init)
          ob_init = lambda: klass("abc")
          self.assertRaises(TypeError, ob_init)
  
imports: from mpi4py import MPI
  import mpiunittest
  import ctypes
  import operator
  import weakref
  import sys
label_desc: Use image node_id 7 for calling the TestObjModel obj's underlying member method code with example usage: obj.testInit() without return types