reading maxmind geoip cities csv

read.js

                    var lazy    = require("lazy");
                    var iconv  = require('iconv-lite')
                    var removeQuotes = function(str){
                        return str.substring(1, str.length -1);
                    };
                    lazy(fs.createReadStream(path.join(__dirname,'..', 'datafiles', 'cities.csv')))
                        .lines
                        .map(function(byteArray) {
                            return iconv.decode(byteArray, 'latin1');
                        })
                        .skip(count)
                        .map(function (line) {
                            var row = line.split(",");
                            var country = removeQuotes(row[1]);
                            var data = {
                                'country': country,
                                'state': (country == 'US') ? removeQuotes(row[2]) : null,
                                'city': removeQuotes(row[3]),
                                'postalCode': removeQuotes(row[4]),
                                'latitude': row[5],
                                'longitude': row[6]
                            }

                            var coords = {lat: parseFloat(data.latitude), lon: parseFloat(data.longitude)};
                            if(_.isNaN(coords.lat) || _.isNaN(coords.lon)){
                                console.log("SKIPPING WIRDNESS", data)
                                return;
                            }
                            var location = db.Location({
                                country: data.country.toUpperCase(),
                                city: data.city,
                                normalizedCity: stripAccents(data.city.toLowerCase()),
                                state: data.state,
                                postalCode: data.postalCode,
                                coords: coords,
                                metroGroup: false
                            });
                            //LocationSchema.index({normalizedCity: 1, state: 1, country: 1}, {unique: true, dropdupes:true});
                            location.save((function(err){
                                var msg = "Saved "
                                if(err){
                                    msg = 'Skipping duplicate ';
                                }
                            }));
                        });