code: def test_check_identical_objs():
      from deepchem.utils.differentiation_utils.pure_function import (
          _check_identical_objs,
      )
  
      a = [1, 2, 3]
      assert _check_identical_objs([a], [a])
  
imports: import pytest
label_desc: Use image node_id 34 for calling a global function with example usage: test_check_identical_objs() without return types