function psimobile(URL) {
var mobile = callPageSpeed(URL, 'desktop');
return mobile.lighthouseResult.categories.performance.score * 100
};
function psidesktop(URL) {
var desktop = callPageSpeed(URL, 'desktop');
return desktop.lighthouseResult.categories.performance.score * 100
};
function callPageSpeed(URL, strategy) {
var pageSpeedUrl = 'https://www.googleapis.com/pagespeedonline/v5/runPagespeed?url=' + URL + '&key=' + pageSpeedApiKey + '&strategy=' + strategy;
var response = UrlFetchApp.fetch(pageSpeedUrl);
var json = response.getContentText();
return JSON.parse(json);
};
Replies to Apps Script PSI Source Code 
{"html5":"htmlmixed","css":"css","javascript":"javascript","php":"php","python":"python","ruby":"ruby","lua":"text\/x-lua","bash":"text\/x-sh","go":"go","c":"text\/x-csrc","cpp":"text\/x-c++src","diff":"diff","latex":"stex","sql":"sql","xml":"xml","apl":"apl","asterisk":"asterisk","c_loadrunner":"text\/x-csrc","c_mac":"text\/x-csrc","coffeescript":"text\/x-coffeescript","csharp":"text\/x-csharp","d":"d","ecmascript":"javascript","erlang":"erlang","groovy":"text\/x-groovy","haskell":"text\/x-haskell","haxe":"text\/x-haxe","html4strict":"htmlmixed","java":"text\/x-java","java5":"text\/x-java","jquery":"javascript","mirc":"mirc","mysql":"sql","ocaml":"text\/x-ocaml","pascal":"text\/x-pascal","perl":"perl","perl6":"perl","plsql":"sql","properties":"text\/x-properties","q":"text\/x-q","scala":"scala","scheme":"text\/x-scheme","tcl":"text\/x-tcl","vb":"text\/x-vb","verilog":"text\/x-verilog","yaml":"text\/x-yaml","z80":"text\/x-z80"}
