install_popular_tags( array $args = array() )

function install_popular_tags( $args = array() ) {
	$key = md5(serialize($args));
	if ( false !== ($tags = get_site_transient('poptags_' . $key) ) )
		return $tags;

	$tags = plugins_api('hot_tags', $args);

	if ( is_wp_error($tags) )
		return $tags;

	set_site_transient( 'poptags_' . $key, $tags, 3 * HOUR_IN_SECONDS );

	return $tags;
}