Update pnv.js

pnv.js

@@ -58,14 +58,14 @@ PythonShell.run(src, options, function (err, results) {
 
 async function init(){ 
 
-//var pressed = await getPySrc('btns.py', []);
-//console.log(pressed);
+var pressed = await getPySrc('btns.py', []);
+console.log(pressed);
 getPySrc('lcd.py', ['READY', 'scan contract..']);
 
 //var read = await getPySrc('rd-rfid.py', []);
 //var write = await getPySrc('wt-rfid.py', ['value1', 'value2', 'value3']);
 
-var action = await new Promise.race([getPySrc('rd-rfid.py', []),getPySrc('btns.py', [])]);
+var action = await new Promise.race([getPySrc('rd-rfid.py', [])]);
 
  // if
 console.log(action);