本文介绍了在列表中查找最旧/最年轻的日期时间对象的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
I've got a list of datetime objects, and I want to find the oldest or youngest one. Some of these dates might be in the future.
from datetime import datetime datetime_list = [ datetime(2009, 10, 12, 10, 10), datetime(2010, 10, 12, 10, 10), datetime(2010, 10, 12, 10, 10), datetime(2011, 10, 12, 10, 10), #future datetime(2012, 10, 12, 10, 10), #future ]What's the most optimal way to do so? I was thinking of comparing datetime.now() to each one of those.
解决方案Oldest:
oldest = min(datetimes)Youngest before now:
now = datetime.datetime.now(pytz.utc) youngest = max(dt for dt in datetimes if dt < now)
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在列表中查找最旧/最年轻的日期时间对象
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