var watson = require('watson-developer-cloud');
var language_translator = watson.language_translator({
  username: 'fc15a4b5-c336-4de9-bd72-bc9d3928371c',
  password: 'IDJdrL2Zj5TQ',
  version: 'v2'
});
language_translator.identify({ text: 'Heading back from a very exciting two days in Davos, Switzerland. Speech on America’s economic revival was well received. Many of the people I met will be investing in the U.S.A.! #MAGA'},
  function(err, identifiedLanguages) {
    if (err)
      console.log(err)
    else
      console.log(identifiedLanguages);
});