我有一份清单:
myList = [datetime.date(2021, 1, 1), datetime.date(2021, 2, 1), datetime.date(2021, 3, 1)]我想使用一个循环将这个列表中的所有date对象替换为datetime对象。有什么解决办法吗?
发布于 2021-12-29 15:33:28
只需使用datetime构造函数:
import datetime
l1 = [datetime.date(2021, 1, 1), datetime.date(2021, 2, 1), datetime.date(2021, 3, 1)]
l2 = [
datetime.datetime(year=d.year, month=d.month, day=d.day)
for d in l1
]
print(l2)发布于 2021-12-29 15:33:41
datetime.datetime.combine可用于从datetime.date和datetime.time创建datetime.datetime。通过datetime.time.min获得一天的开始
import datetime
myList = [datetime.date(2021, 1, 1), datetime.date(2021, 2, 1), datetime.date(2021, 3, 1)]
result = [datetime.datetime.combine(d, datetime.time.min) for d in myList]发布于 2021-12-29 15:35:57
date_list = []
for date in myList:
date_list.append(datetime.datetime(date.year, date.month, date.day))如果要使用for循环
https://stackoverflow.com/questions/70521499
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