code: def check_returncode(self):
      return
  
file_path: arrow/dev/archery/archery/testing.py
imports: from contextlib import contextmanager
  import os
  from unittest import mock
  import re
label_desc: Use image node_id 1 for calling the SuccessfulSubprocessResult obj's underlying member method code with example usage: obj.check_returncode() without return types