librenms-librenms/includes/discovery/temperatures.inc.php

<?php

echo 'Temperatures: ';

// Include all discovery modules
$include_dir = 'includes/discovery/temperatures';
require 'includes/include-dir.inc.php';

if ($debug) {
    print_r($valid['sensor']['temperature']);
}

check_valid_sensors($device, 'temperature', $valid['sensor']);

echo "\n";