old_contents: # -*- coding: utf-8 -*-
  import os
  import time
  import unittest
  import vasp_raman
  
  class VaspRamanTester(unittest.TestCase):
      def testMAT_m_VEC(self):
          self.assertTrue(False)
  
new_contents: # -*- coding: utf-8 -*-
  import os
  import time
  import unittest
  import vasp_raman
  
  class VaspRamanTester(unittest.TestCase):
      def testT(self):
          m = [[1, 2, 3], [4, 5, 6], [7, 8, 9]]
          mref = [[1, 4, 7], [2, 5, 8], [3, 6, 9]]
  
          mres = vasp_raman.T(m)
          for i in range(len(m)):
              self.assertSequenceEqual(mref[i], mres[i])
  
subject: Add a test for vasp_raman.T