#把datetime转成字符串

def datetime_toString(dt):

    return dt.strftime("%Y-%m-%d-%H")

#把字符串转成datetime

def string_toDatetime(string):

    return datetime.strptime(string, "%Y-%m-%d-%H")

#把字符串转成时间戳形式

def string_toTimestamp(strTime):

    return time.mktime(string_toDatetime(strTime).timetuple())

#把时间戳转成字符串形式

def timestamp_toString(stamp):

    return time.strftime("%Y-%m-%d-%H", tiem.localtime(stamp))

#把datetime类型转外时间戳形式

def datetime_toTimestamp(dateTime):

    return time.mktime(dateTime.timetuple())

#把时间戳转成datetime类型
import datetime,time

t=int(time.time())

b=datetime.datetime.fromtimestamp(t)

print(type(t),type(b))#<class 'int'> <class 'datetime.datetime'>