code: def __getitem__(self, service_name):
      return self.get(service_name)
  
imports: import os
  import shlex
  import subprocess
  from io import StringIO
  from dotenv import dotenv_values
  from ruamel.yaml import YAML
  from ..utils.command import Command, default_bin
  from ..utils.source import arrow_path
  from ..compat import _ensure_path
label_desc: Use image node_id 5 for calling the ComposeConfig obj's underlying member method code with example usage: obj.__getitem__(service_name) and returns: self