code: def test_rl2_ppo_metaworld_ml1_push():
      """Test rl2_ppo_metaworld_ml1_push.py."""
      assert (
          subprocess.run(
              [
                  EXAMPLES_ROOT_DIR
                  / "tf/rl2_ppo_metaworld_ml1_push.py",
                  "--n_epochs",
                  "1",
                  "--episode_per_task",
                  "1",
                  "--meta_batch_size",
                  "10",
              ],
              check=False,
          ).returncode
          == 0
      )
  
imports: import os
  import pathlib
  import subprocess
  import pytest
label_desc: Use image node_id 20 for calling a global function with example usage: test_rl2_ppo_metaworld_ml1_push() without return types