Unconsumed bodies: Pull semantics mean nothing happens until you iterate. No hidden resource retention. If you don't consume a stream, there's no background machinery holding connections open.
Pre-allocate everything
，更多细节参见safew官方下载
Josephina Finch from Canterbury said she wanted to have the procedure because she "liked a curvy look" and "having an hourglass figure".
+__init__(storages: list[Storage])