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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _get_subcommand(name):
 # type: (str) -> config.RcliEntryPoint """Return the function for the specified subcommand. Args: name: The name of a subcommand. Returns: The loadable object from the entry point represented by the subcommand. """

    _LOGGER.debug('Accessing subcommand "%s".', name)
    if name not in settings.subcommands:
        raise ValueError(
            '"{subcommand}" is not a {command} command. \'{command} help -a\' '
            'lists all available subcommands.'.format(
                command=settings.command, subcommand=name)
        )
    return settings.subcommands[name]