resources.py 文件源码

def get(self, zip_code=None):
        parser = reqparse.RequestParser()
        parser.add_argument('limit', type=int)
        args = parser.parse_args(strict=True)

        limit = args.get('limit')
        if limit is not None:
            zip_codes = Zipcode.limit(limit)
            zip_codes_len = len(zip_codes)
            if zip_codes_len < limit:
                app.info_logger.info("Received option to list {limit}"
                                     " zipcodes but only {quantity} were found".format(limit=limit,
                                                                                       quantity=zip_codes_len))
            app.info_logger.info("Listing {quantity} zip_codes".format(quantity=zip_codes_len))
            return [zip_code.to_dict() for zip_code in zip_codes], 200
        elif zip_code is not None:
            zip_code_document = Zipcode.get_or_404(zip_code=zip_code,
                                                   message="zip code {zip_code} not found.".format(zip_code=zip_code))
            app.info_logger.info("Get zip_code: {zip_code}".format(zip_code=zip_code))
            return zip_code_document.to_dict(), 200
        app.error_logger.error("No limit or zip_code option were found in the request")
        abort(400, message="You must provide the limit or zip_code.")