S3 > Enums > PartitionDateSource PartitionDateSource¶ Enum Class¶ PartitionDateSource ¶ Bases: UnknownEnumMixin, StrEnum Attributes¶ DELIVERY_TIME class-attribute instance-attribute ¶ DELIVERY_TIME = 'DeliveryTime' EVENT_TIME class-attribute instance-attribute ¶ EVENT_TIME = 'EventTime'