python中re.findall()找到的結果替換

標籤：

Regexre模組中用findall尋找到的是ascii碼，所以當比對替換時也需要對應的ascii碼才能匹配成功。以下程式是尋找檔案夾下檔案名稱中含有男、女的檔案，並將男替換成1，將女替換成2的程式

# -*- coding: utf-8 -*-import fnmatchimport osimport codecsimport reimport sysdef iterfindfiles(path, fnexp):    for root, dirs, files in os.walk(path):        for filename in fnmatch.filter(files, fnexp):            yield os.path.join(root, filename)def fiterFiles():        path=raw_input("input dir:")    filterfiletype=raw_input("input file filter type:")    #quanjiao_2_banjiao(path)    for filename in iterfindfiles(path,filterfiletype):        SingerList=re.findall(‘\((..?)\)\.dat‘,filename)        for SingerName in SingerList:            if(SingerName==‘\xc4\xd0‘):                SingerName=‘1‘                new_filename=re.sub(‘\((..?)\)\.dat‘,‘(1).dat‘,filename)                print new_filename                os.rename(filename,new_filename)                #print SingerName            elif(SingerName==‘\xc5\xae‘):                SingerName=‘2‘                new_filename=re.sub(‘\((..?)\)\.dat‘,‘(2).dat‘,filename)                print new_filename                os.rename(filename,new_filename)def main():    fiterFiles()if __name__ == "__main__":    main()

　　

python中re.findall()找到的結果替換