def onEventHandler()

in deleteExpiredForecast/deleteExpiredForecast.py [0:0]

• 15 lines of code
• 4 McCabe index (conditional complexity)

def onEventHandler(event, context):
    response = forecast_client.list_dataset_groups()
    numOfDSGroup=len(response["DatasetGroups"])
    oldest_creationDate=datetime.now(timezone.utc)

    if(numOfDSGroup>numberOfForecastsToKeep):
        #delete the oldest
        for datasetGroup in response["DatasetGroups"]:
            creationTime=datasetGroup["CreationTime"]
            if(oldest_creationDate>=creationTime):
               oldest_creationDate=creationTime
               oldest_datasetGroup=datasetGroup
        logger.info ("the oldest forecast is going to be deleted, datasetGroupName="+ datasetGroup["DatasetGroupName"])
        logger.debug(datasetGroup)
        trigger_deleteDS(datasetGroup)
    else:
        logger.info("number for DatasetGroups="+str(numOfDSGroup)+",  limitation="+str(numberOfForecastsToKeep)+ ", nothing to do")