import logging from django.conf import settings from services.cores.decorators import expect_parameters from services.cores.command_based_service_base import CommandBasedServiceBase LOGGER = logging.getLogger('bloom.services.CalculatorService') class CalculatorService(CommandBasedServiceBase): def init(self): self.expect_initialisation_from(websocket=True) @expect_parameters('num_a', 'num_b') def command_calculate_sum(self, message): try: self.send_client_flow_message('SUM_VALUES_OK', {'result': float(message['num_a']) + float(message['num_b'])}) LOGGER.info("Sum calculated and result transmited sucessfuly.") except Exception as e: LOGGER.error("Error in sum calcutalion or result transmission.") if settings.DEBUG: self.send_client_flow_message('ERROR_CALCULATING_SUM', {'error': "{}".format(e)})
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