1.获取字符串型当前日期 2016-10-09格式

import datetimetoday = datetime.date.today()   #datetime.date类型当前日期str_today = str(today)   #字符串型当前日期

 

2.获取datetime.datetime类型当前日期

from datetime import datetime, date, timedelta def getDatetimeToday(self):        t = date.today()  #date类型        dt = datetime.strptime(str(t),'%Y-%m-%d') #date转str再转datetime        return dt

 

3.获取datetime.datetime类型前一天日期

from datetime import datetime, date, timedelta def getDatetimeYesterday(self):        today = self.getDatetimeToday() #datetime类型当前日期        yesterday = today + timedelta(days = -1) #减去一天        return yesterday