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@momijiame
Created July 1, 2016 08:39
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datetime オブジェクトの特定フィールド以下を 0 に切り捨てる
#!/usr/bin/env python
# -*- coding: utf-8 -*-
from datetime import datetime
SECOND = {'microsecond': 0}
MINUTE = dict({'second': 0}, **SECOND)
HOUR = dict({'minute': 0}, **MINUTE)
DAY = dict({'hour': 0}, **HOUR)
MONTH = dict({'day': 0}, **DAY)
YEAR = dict({'month': 0}, **MONTH)
def truncate(dt, field):
return dt.replace(**field)
def main():
now = datetime.now()
# 使用例 => 2016-07-01 00:00:00
print(truncate(now, DAY))
if __name__ == '__main__':
main()
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