code: def testGetStatusAny(self):
      with self.catchNotImplementedError(4, 1):
          status = self.STATUS
          index, flag = MPI.Request.Get_status_any(self.REQUESTS)
          self.assertEqual(index, MPI.UNDEFINED)
          self.assertTrue(flag)
          index, flag = MPI.Request.Get_status_any(self.REQUESTS, None)
          self.assertEqual(index, MPI.UNDEFINED)
          self.assertTrue(flag)
          index, flag = MPI.Request.Get_status_any(
              self.REQUESTS, status
          )
          self.assertEqual(index, MPI.UNDEFINED)
          self.assertTrue(flag)
          self.assertEqual(status.source, MPI.ANY_SOURCE)
          self.assertEqual(status.tag, MPI.ANY_TAG)
          self.assertEqual(status.error, MPI.SUCCESS)
      with self.catchNotImplementedError(4, 1):
          index, flag = MPI.Request.get_status_any(self.REQUESTS)
          self.assertEqual(index, MPI.UNDEFINED)
          self.assertTrue(flag)
  
file_path: mpi4py/test/test_request.py
imports: from mpi4py import MPI
  import mpiunittest
label_desc: Use image node_id 4 for calling the TestRequestArray obj's underlying member method code with example usage: obj.testGetStatusAny() without return types