def METHOD_NAME(group: str) -> Setting[bool]:
    group_warn_setting_name = f"PREFECT_EXPERIMENTAL_WARN_{group.upper()}"
    group_warn = SETTING_VARIABLES.get(group_warn_setting_name)
    if group_warn is None:
        raise ValueError(
            f"A warn setting for experimental feature {group!r} does not exist yet. "
            f"{group_warn_setting_name!r} must be created before the group can be used."
        )
    return group_warn