利用python分析access日志的方法

# -*-coding: utf-8 -*-
import os,re,sys
if len(sys.argv) != 2 :
  print 'Usage : python logaudit.py <path>'
  sys.exit()
logpath = sys.argv[1]
#获取输入参数的文件路径'
merge = re.compile(r'.*(\d[10])')
for root , dirs , files in os.walk(logpath):
  for line in files:
    #遍历日志文件夹，合并所有内容到一个文件
    pipei = merge.match(line)
    if pipei != None:
      tmppath = root + '\\' +line
      logread1 = open(tmppath,'r')
      logread = logread1.read()
      log2txt = open('.\\log.txt','a')
      log2txt.write(logread)
      log2txt.close()
      logread1.close()
    else:
      exit
log = open('.//log.txt','r')
logread = log.readlines()
auditString = re.compile(r'.*[^_][sS][eE][lL][eE][cC][tT][^.].*|.*[uU][nN][iI][Oo][nN].*|.*[bB][aA][sS][eE][^.].*|.*[oO][gG][nN][lL].*|.*[eE][vV][aA][lL][(].*|.*[eE][xX][cC][uU][tT][eE].*')
writelog = open('.//result.txt','a')
for lines in logread:
  auditResult = auditString.match(lines)
  if auditResult != None:
    writelog.write(auditResult.group())
    writelog.write('\n')
  else:
    exit
writelog.close()
log.close()