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('
')
 else:
 exit
writelog.close()
log.close()