def validate_owner_repo_distro(ctx, param, value):
    """Ensure that owner/repo/distro/version is formatted correctly."""
    # pylint: disable=unused-argument
    form = "OWNER/REPO/DISTRO[/RELEASE]"
    return validate_slashes(param, value, minimum=3, maximum=4, form=form)
Ensure that owner/repo/distro/version is formatted correctly.