code: def test_listify(x, expected):
      assert listify(x) == expected
  
file_path: baikal/tests/_core/test_utils.py
imports: from contextlib import contextmanager
  import pytest
  from baikal._core.utils import listify, unlistify, safezip2, find_duplicated_items, SimpleCache, make_name
label_desc: Use image node_id 2 for calling a global function with example usage: test_listify(x, expected) without return types