code: def testEq(self):
      for i, obj1 in enumerate(self.objects):
          objects = self.objects[:]
          obj2 = objects[i]
          self.assertTrue(bool(obj1 == obj2))
          self.assertFalse(bool(obj1 != obj2))
          del objects[i]
          for obj2 in objects:
              self.assertTrue(bool(obj1 != obj2))
              self.assertTrue(bool(obj2 != obj1))
              self.assertFalse(bool(obj1 == obj2))
              self.assertFalse(bool(obj2 == obj1))
          self.assertFalse(bool(None == obj1))
          self.assertFalse(bool(obj1 == None))
          self.assertFalse(bool(obj1 == True))
          self.assertFalse(bool(obj1 == False))
          self.assertFalse(bool(obj1 == 12345))
          self.assertFalse(bool(obj1 == "abc"))
          self.assertFalse(bool(obj1 == [123]))
          self.assertFalse(bool(obj1 == (1, 2)))
          self.assertFalse(bool(obj1 == {0: 0}))
          self.assertFalse(bool(obj1 == set()))
  
imports: from mpi4py import MPI
  import mpiunittest
  import ctypes
  import operator
  import weakref
  import sys
label_desc: Use image node_id 1 for calling the TestObjModel obj's underlying member method code with example usage: obj.testEq() without return types