python 时间整形转标准格式

import os

import sys

import pickle

import string

import re

import time

from datetime  import date

from csv_timestamp_datetime import *

 

 

ip_region_list = pickle.load(open('ip_region_list.pickle','r'))

ip_region_list.sort(key=lambda x: x[0])

list_len = len(ip_region_list)

 

def find(key):

    begin = 0

    end = list_len - 1

    while(begin <= end):

        middle = (begin + end) / 2

        if ip_region_list[middle][0] <= key and ip_region_list[middle][1] >= key:

            return ip_region_list[middle][2]

        else:

            if ip_region_list[middle][0] >= key:

                end = middle - 1

            else:

                begin = middle + 1

 

 

def ip2region():

    of = open(sys.argv[1], 'r')

    nf = open(sys.argv[2], 'w')

    for line in of:

        items = line.strip().split(',')

        try:

   x = time.localtime(long(items[0]))

   ymdhms = time.strftime('%Y-%m-%d %H:%M:%S',x)

   nf.write(','.join( [ ymdhms , items[1]  , long2ip(long(items[2]))  ]) + '\n')

        except Exception as e:

            print e

            print line

if (__name__ == '__main__'):

   ip2region()