code: def _run_interface(self, runtime):
      runtime.returncode = 0
      return runtime
  
imports: import os
  from copy import deepcopy
  import pytest
  from ...None import engine
  from ....interfaces import base
  from ....interfaces import utility
  from ....None import config
  from ..utils import clean_working_directory, write_workflow_prov, load_resultfile, format_node
label_desc: Use image node_id 1 for calling the UtilsTestInterface obj's underlying member method code with example usage: obj._run_interface(runtime) and returns: runtime