code: def __getitem__(self, key: str) -> str:
      return self.config.sections[self.name][key]
  
imports: from __future__ import annotations
  from typing import Callable, Iterator, Mapping, Optional, Tuple, TypeVar, Union, TYPE_CHECKING, NoReturn, NamedTuple, overload, cast
  import os
  from .exceptions import ParseError
  from .None import _parse
  from ._parse import COMMENTCHARS, iscommentline
label_desc: Use image node_id 9 for calling the SectionWrapper obj's underlying member method code with example usage: obj.__getitem__(key) and returns: self