serializer.py 文件源码

def encode_schedule(value):
    if value is None:
        return None
    elif isinstance(value, datetime):
        return {
            '__type__': 'datetime',
            '__value__': encode_datetime(value)
        }
    elif isinstance(value, crontab):
        return {
            '__type__': 'crontab',
            '__value__': '%(minute)s\t%(hour)s\t%(day_of_week)s\t'
                         '%(day_of_month)s\t%(month_of_year)s' % {
                             'minute': value._orig_minute,
                             'hour': value._orig_hour,
                             'day_of_week': value._orig_day_of_week,
                             'day_of_month': value._orig_day_of_month,
                             'month_of_year': value._orig_month_of_year,
                         }
        }
    elif isinstance(value, solar):
        return {
            '__type__': 'solar',
            '__value__': {
                'event': value.event,
                'lat': value.lat,
                'lon': value.lon
            }
        }
    elif isinstance(value, schedule):
        return {
            '__type__': 'schedule',
            '__value__': {
                'run_every': value.run_every.total_seconds(),
                'relative': bool(value.relative),
            }
        }
    else:
        raise NotImplementedError(
            'Cannot serialize schedule %(type)s type' % {
                'type': type(value).__name__
            }
        )