我有一个这样的代码:
import time
from datetime import date
startyear = raw_input("start year: ")
startmonth = raw_input("start month: ")
startday = raw_input("start day: ")
endyear = raw_input("end year: ")
endmonth = raw_input("end month: ")
endday = raw_input("end day: ")
startdate = date(int(startyear), int(startmonth), int(startday))
while startdate < date(int(endyear), int(endmonth), int(endday)):
print startdate
startdate = startdate.replace(day=startdate.day + 1)这段代码的作用是:
1.手工录入获取起止日期
2.生成它们之间的日期列表
但问题是,如果我设置日期,例如,
startdate: 2012-10-28
enddate: 2012-11-4
输出将如下所示:
2012-10-28
2012-10-29
2012-10-30
2012-10-31
ValueError: day is out of range for month我希望输出是这样的:
2012-10-28
2012-10-29
2012-10-30
2012-10-31
2012-11-01
2012-11-02
2012-11-03
2012-11-04所以我希望日期是按月计算的。有什么建议吗?任何帮助都是非常好的。
发布于 2012-11-24 17:02:37
你应该使用timedelta而不是startdate.replace() ...
from datetime import date, timedelta
# Get input here...
while startdate < date(int(endyear), int(endmonth), int(endday)):
print startdate
startdate += timedelta(days=1)发布于 2012-11-24 18:38:03
有一个名为python-dateutil的模块,它对这类事情非常有用:
from datetime import datetime
from dateutil.rrule import rrule, DAILY
list(rrule(DAILY, dtstart=datetime(2012, 11, 24), until=datetime(2012,11,30)))
# [datetime.datetime(2012, 11, 24, 0, 0), datetime.datetime(2012, 11, 25, 0, 0), datetime.datetime(2012, 11, 26, 0, 0), datetime.datetime(2012, 11, 27, 0, 0), datetime.datetime(2012, 11, 28, 0, 0), datetime.datetime(2012, 11, 29, 0, 0), datetime.datetime(2012, 11, 30, 0, 0)]并具有其他选项,例如,按周几(仅适用于工作周的MO、TU、WE、TH、FR ):
from dateutil.rrule import MO, WE
list(rrule(DAILY, byweekday=[MO, WE], dtstart=datetime(2012, 11, 24), until=datetime(2012,11,30))
# [datetime.datetime(2012, 11, 26, 0, 0), datetime.datetime(2012, 11, 28, 0, 0)]https://stackoverflow.com/questions/13539734
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