a io@sJddlmZddlmZmZddlmZddddZddd d d Zd S) ) annotations)datetimetimezone)Optionalr)returncCsttjjddS)zEReturn a naive UTC datetime for consistent SQLite storage/comparison.Ntzinfo)rnowrutcreplacer r MC:\Users\jasmi\Projects\line-hihaho-voting\backend\app\services\time_utils.pyutc_nowsrzOptional[datetime])valuercCs:|dur dS|jdus"|dur&|S|tjjddS)zENormalize aware datetimes to naive UTC; leave naive values unchanged.Nr)r utcoffset astimezonerr r )rr r r as_utc_naive s rN) __future__rrrtypingrrrr r r r s