@task(run_every=timedelta(hours=1))
    def delete_old_forecasts(self, **metadata):
        delete_until = datetime.now() - timedelta(days=2)
        logger.debug(delete_until % 'Deleting old weather objects until %s')
        Weather.objects.filter(observed_date__lte=delete_until).delete()
dataset/ETHPy150Open mollyproject/mollyproject/molly/apps/weather/providers/metoffice.py/MetOfficeProvider.delete_old_forecasts/swapped operands of `%`