我试图在if-else表达式中使用多个条件,如下所示:
from datetime import date, timedelta as td, datetime
import holidays
st_dt = '1/1/2017'
en_dt = '1/5/2017'
st_year = datetime.strptime(st_dt, "%m/%d/%Y").year
en_year = datetime.strptime(en_dt, "%m/%d/%Y").year
st_mnth = datetime.strptime(st_dt, "%m/%d/%Y").month
en_mnth = datetime.strptime(en_dt, "%m/%d/%Y").month
st_date = datetime.strptime(st_dt, "%m/%d/%Y").day
en_date = datetime.strptime(en_dt, "%m/%d/%Y").day
d1 = datetime(st_year, st_mnth, st_date, 0, 0, 0)
d2 = datetime(en_year, en_mnth, en_date, 0, 0, 0)
AllHours = []
i = 0
while(d1<=d2):
AllHours.append(d1)
d1 = d1 + td(hours=1)
us_holidays = holidays.UnitedStates()
HolidayWorkingDay = ['H' if x in us_holidays else 'W' for x in AllHours]
HE = [x.hour for x in AllHours]
DayDefn = ['Type1' if (x == 'H' and y>=7 and y<=23) else 'Type2' for x in HolidayWorkingDay and for y in HE]
所以,在上面,我试图确保如果列表中的某个位置HolidayWorkingDay和他符合某些标准,我给他们取名为“Type1”,否则他们就是“Type2”
但是由于语法错误,它在最后一行失败了。我不知道写多重表达式的正确方法是什么
如果需要嵌套循环,应该这样编写最后一个列表(不带
and
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