func createFareAttribute(r map[string]string) *gtfs.FareAttribute { a := new(gtfs.FareAttribute) a.Id = getString("fare_id", r, true) a.Price = getString("price", r, false) a.Currency_type = getString("currency_type", r, true) a.Payment_method = getInt("payment_method", r, false) a.Transfers = getInt("transfers", r, true) a.Transfer_duration = getInt("transfer_duration", r, false) return a }