code: def test_list_indexing(self):
      A = np.arange(6)
      A.shape = (3, 2)
      x = asmatrix(A)
      assert_array_equal(x[:, [1, 0]], x[:, ::-1])
      assert_array_equal(x[[2, 1, 0], :], x[::-1, :])
  
imports: import collections.abc
  import numpy
  from numpy import matrix, asmatrix, bmat
  from numpy.testing import assert_, assert_equal, assert_almost_equal, assert_array_equal, assert_array_almost_equal, assert_raises
  from numpy.linalg import matrix_power
  from numpy.matrixlib import mat
label_desc: Use image node_id 9 for calling the TestNewScalarIndexing obj's underlying member method code with example usage: obj.test_list_indexing() without return types