Python实现批量转换文件编码的方法

import osimport shutildef match(config,fullpath,type):  flag=False  if type == 'exclude':    for item in config['src']['exclude']:      if fullpath.startswith(config['src']['path']+os.path.sep+item):        flag=True        break  if type=='filter':    for item in config['src']['filter']:      if fullpath.endswith(item):        flag=True        break  return flagdef conver_file(param):  for root, dirs, files in os.walk(param['src']['path']):    for filename in files:      readfile=root+os.path.sep+"%s" %filename      print(readfile)      if 'filter' in param['src']:        if not (match(param,readfile,'filter')):          continue      s=''      outfile=readfile.replace(param['src']['path'],param['dest']['path'])      try :        s=open(readfile,encoding=param['src']['encoding']).read()      except:        print("file %s read erro" % readfile)        shutil.copy(readfile,outfile)      if s: #False and        print("save")        with open(outfile, mode='w', encoding=param['dest']['encoding']) as a_file:          a_file.write(s)    for dirname in dirs:      file=root+os.path.sep+"%s" %dirname      if 'exclude' in param['src']:        if(match(param,file,'exclude')):          continue      outdir=file.replace(param['src']['path'],param['dest']['path'])      #print(outdir)      if not os.path.isdir(outdir):        os.mkdir(outdir)if __name__ == "__main__":  param={'src':{'path':r'D:/work/test/trunk','encoding':'gbk','exclude':['dataa'],'filter':['.php','.html','.htm']},    'dest':{'path':"f://test//new",'encoding':'utf-8'}}  conver_file(param)