code: def testStepSlice(self):
      x = numpy.arange(0, 10)
      sl = slice(3, 8, 2)
      b = [3, 5, 7]
      numpy.testing.assert_equal(indexing_ext.slice(x, sl), b)
  
file_path: turicreate/src/external/boost/boost_1_68_0/libs/python/test/numpy/indexing.py
imports: import unittest
  import numpy
  import indexing_ext
label_desc: Use image node_id 3 for calling the TestIndexing obj's underlying member method code with example usage: obj.testStepSlice() without return types