python利用7z批量解压rar的实现

# coding:utf-8 import osimport zipfileimport tracebackimport timeimport shutilimport sys,getopt succeedpath=""unsucceedpath=""psds={"2018","123456"}  opts,args=getopt.getopt(sys.argv[1:],"p:")path=args[0]for psd in args[1:]:  psds.add(psd)#for op,value in opts:#  if op in ("-p","--password"):#    psds.add(value)  def mkdirs(dirpath):  global succeedpath,unsucceedpath  succeedpath=os.path.join(dirpath,"0.succeed")  unsucceedpath=os.path.join(dirpath,"0.unsucceed")  if(not os.path.exists(succeedpath)):    os.makedirs(succeedpath)  if(not os.path.exists(unsucceedpath)):    os.makedirs(unsucceedpath) def extractdir(path):  for filename in os.listdir(path):    filepath=os.path.join(path,filename)    if(os.path.isfile(filepath)):      extractfile(filepath)  def extractfile(path):  (dirpath,filen)=os.path.split(path)  print("解压"+filen+"   ing...")  try:    if(filen.endswith(".rar") or filen.endswith(".zip")):      path=os.path.abspath(path)      dirpath=os.path.abspath(dirpath)      cmd="7z x "+path+" -o"+dirpath+" -y "+" -p"      state=False      if(os.system(cmd)==0):        state=True      else:        for psd in psds:          cmdp="7z x "+path+" -p"+psd+" -y "+" -o"+dirpath          if(os.system(cmdp)==0):            state=True            break    else:      return    if (state):      shutil.move(path,succeedpath)    else:      shutil.move(path,unsucceedpath)      with open(os.path.join(dirpath,"errorinfo.txt"),"a+") as errorinfo:        errorinfo.write("time:"+str(time.time())+"/n")        errorinfo.write("解压出错！/n可能是密码错误！/n")  except :    with open(os.path.join(dirpath,"errorinfo.txt"),"a+") as errorinfo:      errorinfo.write("time:"+str(time.time())+"/n")      errorinfo.write("解压出错！/n")      traceback.print_exc(file=errorinfo)    shutil.move(path,unsucceedpath) if(os.path.isdir(path)):  dirpath=path  mkdirs(dirpath)  extractdir(dirpath)elif(os.path.isfile(path)):  filepath=path  (dirpath,filename)=os.path.split(path)  mkdirs(dirpath)  extractfile(path)else:  print("输入错误！请重新输入！")