def stringToUnix(string):

unixTime = time.mktime(time.strptime(string,"%Y-%m-%d %H:%M:%S"))

return str(unixTime)

def newUnixTime(time_input, oldtimeList):

newUnixTimeList = []

for oldtime in oldtimeList:

olddatetime = datetime.fromtimestamp(int(oldtime))

dayAndhms = str(olddatetime).split(" ")

newtime = time_input + ' ' + dayAndhms[1]

new_Time = stringToUnix(newtime)

newUnixTimeList.append(new_Time)

return newUnixTimeList