code: def test_step_dm_control_env():
      """Test step_dm_control_env.py."""
      assert (
          subprocess.run(
              [
                  EXAMPLES_ROOT_DIR / "step_dm_control_env.py",
                  "--n_steps",
                  "1",
              ],
              check=False,
          ).returncode
          == 0
      )
  
imports: import os
  import pathlib
  import subprocess
  import pytest
label_desc: Use image node_id 8 for calling a global function with example usage: test_step_dm_control_env() without return types