code: def help(command: str) -> str:
      assert command in ["install", "uninstall"]
      return f'eval "$({{}} -sc {command}=bash)"'
  
file_path: hydra/hydra/_internal/core_plugins/bash_completion.py
imports: import logging
  import os
  import sys
  from typing import Optional
  from hydra.plugins.completion_plugin import CompletionPlugin
label_desc: Use image node_id 5 for calling the BashCompletion obj's underlying member method code with example usage: obj.help(command) and returns: str, command, str