How to use the thingtalk.SEMPRESyntax function in thingtalk

// -*- mode: js; indent-tabs-mode: nil; js-basic-offset: 4 -*-
//
// This file is part of ThingEngine
//
// Copyright 2017 Silei Xu 
//
// See COPYING for details
"use strict";

const path = require('path');
const fs = require('fs');
const csv = require('csv')

const ThingTalk = require('thingtalk');
const SEMPRESyntax = ThingTalk.SEMPRESyntax;

function main() {
    var inp_format = process.argv[2];
    var fin = path.join(process.argv[3], 'data.csv');
    var fout = path.join(process.argv[3], 'data-sempre.csv');

    var output = csv.stringify();
    var parser = csv.parse();
    var file = fs.createWriteStream(fout);
    output.pipe(file);

    fs.createReadStream(fin)
        .pipe(parser)
        .on('data', (row) => {
            var tt = ThingTalk.Grammar.parse(row[1]);
            var json = SEMPRESyntax.toSEMPRE(tt, false);

// -*- mode: js; indent-tabs-mode: nil; js-basic-offset: 4 -*-
//
// This file is part of Thingpedia
//
// Copyright 2015 The Mobisocial Stanford Lab 
//
// See COPYING for details

require('thingengine-core/lib/polyfill');

const Q = require('q');
const deq = require('deep-equal');
const db = require('../util/db');

const ThingTalk = require('thingtalk');
const SEMPRESyntax = ThingTalk.SEMPRESyntax;
const SchemaRetriever = require('./deps/schema_retriever');

const BATCH_SIZE = 100;

function normalizePrimitive(json) {
    json.args.sort((a, b) => {
        let aname = a.name.id;
        let bname = b.name.id;
        if (aname  < bname)
            return -1;
        if (aname > bname)
            return 1;
        return 0;
    });
    json.args.forEach((a) => {
        if (a.value.display === null)

// -*- mode: js; indent-tabs-mode: nil; js-basic-offset: 4 -*-
//
// This file is part of Almond
//
// Copyright 2016 Giovanni Campagna 
//
// See COPYING for details
"use strict";

const Q = require('q');

const ThingTalk = require('thingtalk');
const Ast = ThingTalk.Ast;
const Type = ThingTalk.Type;
const SEMPRESyntax = ThingTalk.SEMPRESyntax;
const Describe = ThingTalk.Describe;

const ValueCategory = require('./semantic').ValueCategory;
const Dialog = require('./dialog');
const ContactSearchDialog = require('./contact_search_dialog');


module.exports = class SetupDialog extends Dialog {
    constructor() {
        super();

        this.person = null;
        this.principal = null;
        this.program = null;
        this.reconstructed = null;
        this.contactSearch = null;