code: def __post_init__(self) -> None:
      for field in dataclasses.fields(self):
          assert field.type == str
          value: str = getattr(self, field.name)
          object.__setattr__(self, field.name, textwrap.dedent(value))
  
imports: import dataclasses
  import enum
  import itertools
  import re
  import textwrap
  from typing import Dict, List, Optional, Set, Tuple, TYPE_CHECKING, Union
  from worker.main import WorkerTimerArgs
label_desc: Use image node_id 1 for calling the GroupedSetup obj's underlying member method code with example usage: obj.__post_init__() without return types