日期加減
datetime.timedelta(days= ,years= ,months= )
# 生成單位為天或年或月的時間段,可與date對象相加
日期字符串
import datetime as dt
date = dt.datetime(2017, 12, 4)
date_str = date.strftime('%Y%m%d')
日期加減
datetime.timedelta(days= ,years= ,months= )
# 生成單位為天或年或月的時間段,可與date對象相加
日期字符串
import datetime as dt
date = dt.datetime(2017, 12, 4)
date_str = date.strftime('%Y%m%d')