【www.gdgbn.com--python】

import re

warninglist = []
warninglist.append("warning cd{4}")

errorlist = []
errorlist.append("error lnkd{4}")
errorlist.append("error cd{4}")

def parse(logfile, regexlist):
  resultlines = []
  with open(logfile, "r") as log:
    for line in log:
      for regex in regexlist:
        m = re.search(regex, line)
        if m:
          resultlines.append(line)
  return resultlines

def parsewarning(logfile):
  warnings = []
  warnings = parse(logfile, warninglist)
  return warnings
 
def parseerror(logfile):
  errors = []
  errors = parse(logfile, errorlist)
  return errors

ws = parsewarning("buildlog.txt")
print( "warnings:" + str(len(ws)))
for w in ws:
  print (w)
es = parseerror("buildlog.txt")
print( "errors:" + str(len(es)))
for e in es:
  print(e)

简单地解析visualstudio的buildlog：（有的时候log文件太长，但是我们只是关心warning和error， 通过该程序可以直接得到所有的warning和error的行

本文来源：http://www.gdgbn.com/jiaocheng/28953/