code: def test_scan_minloc(self):
      rank = self.comm.rank
      size = self.comm.size
      msg = rank
      res = self.comm.scan(sendobj=(msg, rank), op=MPI.MINLOC)
      self.assertEqual(res, (0, 0))
  
imports: from mpi4py import MPI
  import unittest
  import sys, os
  from reductions import Intracomm
label_desc: Use image node_id 14 for calling the BaseTest obj's underlying member method code with example usage: obj.test_scan_minloc() without return types