code: def test_axis_reverse(self):
      a = np.arange(12).reshape(3, 4)
  
      r = axis_reverse(a, axis=0)
      assert_array_equal(r, a[::-1, :])
  
      r = axis_reverse(a, axis=1)
      assert_array_equal(r, a[:, ::-1])
  
file_path: catboost/contrib/python/scipy/py3/scipy/signal/tests/test_array_tools.py
imports: import numpy
  from numpy.testing import assert_array_equal
  from pytest import raises
  from scipy.signal._arraytools import axis_slice, axis_reverse, odd_ext, even_ext, const_ext, zero_ext
label_desc: Use image node_id 2 for calling the TestArrayTools obj's underlying member method code with example usage: obj.test_axis_reverse() without return types