text: var express = require('express');
  var path = require('path');
  var favicon = require('serve-favicon');
  var logger = require('morgan');
  var cookieParser = require('cookie-parser');
  var bodyParser = require('body-parser');
  var routes = require('./routes/index');
  var users = require('./routes/users');
  var exec = require('child_process').exec;
  
  var app = express();
  
  // view engine setup
  app.set('views', path.join(__dirname, 'views'));
  app.set('view engine', 'jade');
  
  // uncomment after placing your favicon in /public
  //app.use(favicon(path.join(__dirname, 'public', 'favicon.ico')));
  app.use(logger('dev'));
  app.use(bodyParser.json());
  app.use(bodyParser.urlencoded({ extended: false }));
  app.use(cookieParser());
  app.use(express.static(path.join(__dirname, 'public')));
  
  app.use('/', routes);
  app.use('/users', users);
  
  // catch 404 and forward to error handler
  app.use(function(req, res, next) {
    var err = new Error('Not Found');
    err.status = 404;
    next(err);
  });
  
  // error handlers
  
  // development error handler
  // will print stacktrace
  if (app.get('env') === 'development') {
    app.use(function(err, req, res, next) {
      res.status(err.status || 500);
      res.render('error', {
        message: err.message,
        error: err
      });
    });
  }
  
  var pyArgs = {
    // make arguments that take no parameters (ie, --json) true or false
    "buoy": '46232',
    "datasource": 'http',
    "json": true,
    "datatype": "spectra",
    "units": 'ft'
  };
  //example
  pyArgs.datatype = '9band';
  
  function flagGen(args) {
    var flags = '';
    for (var a in args) {
      if (args.hasOwnProperty(a)) {
        if (typeof(pyArgs[a]) == 'string'){
          flags += " --" + a + ' ' + pyArgs[a];
        }
        else {
          if (pyArgs[a] == true)
            flags += ' --' + a;
        }
      }
    }
    return flags;
  }
  
  var pyPath = './';
  var buoyData = ''
  var execstr = 'python ' + path.join(pyPath, 'ndbc.py') + flagGen(pyArgs);
  //console.log(execstr);
  var child = exec(execstr, function(error, stdout, stderr) {
    if (error) {
      console.log(stderr)
    }
    else {
      buoyData= JSON.parse(stdout);
      console.log(buoyData);
    }
  });
  
  //var PythonShell = require('python-shell');
  //
  //var options = {
  //  mode: 'text',
  //  pythonOptions: ['-b'],
  //  scriptPath: './',
  //  args: [46232]
  //};
  //
  //PythonShell.run('ndbc.py', options, function (err, results) {
  //  if (err) throw err;
  //  // results is an array consisting of messages collected during execution
  //  console.log('results: %j', results);
  //});
  
  // production error handler
  // no stacktraces leaked to user
  app.use(function(err, req, res, next) {
    res.status(err.status || 500);
    res.render('error', {
      message: err.message,
      error: {}
    });
  });
  
  
  module.exports = app;
  