code: def test_mtsac_metaworld_mt50():
      """Test mtsac_metaworld_mt50.py."""
      env = os.environ.copy()
      env["GARAGE_EXAMPLE_TEST_N_EPOCHS"] = "1"
      assert (
          subprocess.run(
              [
                  EXAMPLES_ROOT_DIR / "torch/mtsac_metaworld_mt50.py",
                  "--n_tasks",
                  "50",
              ],
              check=False,
              env=env,
          ).returncode
          == 0
      )
  
imports: import os
  import pathlib
  import subprocess
  import pytest
label_desc: Use image node_id 25 for calling a global function with example usage: test_mtsac_metaworld_mt50() without return types