输入某年某月某日,判断这一天是这一年的第几天?(使用python语言)

1. import datetime
2. def dayofyear():
3.     year = input("请输入年份:")
4.     month = input("请输入月份:")
5.     day = input("请输入天:")
6.     date1 = datetime.date(year=int(year),month=int(month),day=int(day))   #year ,month,day取整
7.     date2 = datetime.date(year=int(year),month=1,day=1)  #做差
8. 	   return (date1 - date2 + 1).days

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转载自blog.csdn.net/weixin_38819889/article/details/84310136