日期相关

# 生成今天的日期

today = datetime.date.today()

"parcel_discover_date": "2020-04-23",

departure_time = time.strftime('%Y-%m-%d %H:%M')

"departure_time": "2020-04-14 15:41"

此时的，数字时间

ti =int(time.time())

"routed_at": 1586854291,