如何在python中获得昨天
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How to get yesterday in python
提问by David542
To get now, I can do:
现在，我可以这样做：
now = datetime.datetime.now()
How would I get 24 hours ago?
我如何获得 24 小时前的信息？
now - 24 hrs. ?
采纳答案by David542
Use timedelta:
使用timedelta：
datetime.datetime.now() - datetime.timedelta(days=1)
http://docs.python.org/2/library/datetime.html#timedelta-objects
http://docs.python.org/2/library/datetime.html#timedelta-objects
回答by Plasmarob
you could use:
你可以使用：
datetime.date.fromordinal(datetime.date.today().toordinal()-1)
Get yesterday's date in Python, DST-safe
this will help with formatting:
这将有助于格式化：
http://www.cyberciti.biz/faq/howto-get-current-date-time-in-python/
http://www.cyberciti.biz/faq/howto-get-current-date-time-in-python/
