def get(self): qParser = reqparse.RequestParser() qParser.add_argument('fromDate', type=dateInput, default=None) qParser.add_argument('toDate', type=dateInput, default=None) qParser.add_argument('user_id', type=int, default=None) qParser.add_argument('service_id', type=int, default=None) args = qParser.parse_args() fromDate = args.get('fromDate') toDate = args.get('toDate') user_id = args.get('user_id') service_id = args.get('service_id') report = RefundsDetailsReport() report.filterDateRange(fromDate, toDate) report.filterByUser(user_id) report.filterByService(service_id) return report.result()