python UNIX_TIMESTAMP时间处理方法分析

from datetime import datetime
import time
int(time.mktime(rm.start_time.timetuple()))
datetime.fromtimestamp(time.time())
rf.start_time + timedelta(0, math.ceil(diff.total_seconds()/(3600*rf.period))*3600*rf.period)

def getlastday(datetimeobj):
year= datetimeobj.year
month = datetimeobj.month + 1
if month>12:
year = year + 1
month=1
return datetime(year, month, 1) - timedelta(1)
def getSendTime(period, start_time):
datenow = datetime.now()
nextTime = preTime = start_time
if period > 0 and period < 1000:
diff = datetime.now() - start_time
nextTime = start_time + timedelta(0, math.ceil(diff.total_seconds()/(3600*period))*3600*period)
preTime = start_time + timedelta(0, math.floor(diff.total_seconds()/(3600*period))*3600*period)
if period == 1001:
if datenow.day>start_time.day:
preTime = datetime(datenow.year, datenow.month, start_time.day)
nextTime = getlastday(getlastday(datenow)+timedelta(1))
if nextTime.day > start_time.day:
nextTime = datetime(nextTime.year, nextTime.month, start_time.day)
else:
preTime = getlastday(datetime(datenow.year, datenow.month, 1) - timedelta(1))
if preTime.day > start_time.day:
preTime = datetime(preTime.year, preTime.month, start_time.day)
nextTime = getlastday(datenow)
if nextTime.day > start_time.day:
nextTime = datetime(nextTime.year, nextTime.month, start_time.day)
return preTime, nextTime

reportMetaPeriodInfo.sort(lambda p1, p2:cmp(p1['k'], p2['k']))

import socket
s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
s.connect(('8.8.8.8', 0))
localIP=s.getsockname()[0]

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