code: def test_set_item_tensor_list(self):
      initial_list = custom_constant([[1, 2], [3, 4]])
      l = slices.set_item(initial_list, 0, [5, 6])
      self.assertEqual(l, [[5, 6], [3, 4]])
  
imports: import unittest
  from nvidia.dali._autograph.operators import slices
  from nvidia.dali._autograph.utils.all_utils import custom_constant
label_desc: Use image node_id 1 for calling the SlicesTest obj's underlying member method code with example usage: obj.test_set_item_tensor_list() without return types