Python ftplib module to write a simple FTP service

1  fromFtplibImport*2 ImportOs,readline3 ImportSYS4 classmyftp:5FTP = FTP ()#Create a link to an FTP object6      def __init__(Self, host, port=' +'):#Constructor Initialization7Self.ftp.connect (host=host,timeout=100)#connecting to an FTP server8      defLogin (self, User, passwd):#Login Function9Self.ftp.login (User=user, passwd=passwd)Ten          Print(Self.ftp.welcome)#FTP display welcome message after successful login One           A          defDownLoadFile (self, Localfilepath, Remotefilepath): -File = Open (Localfilepath,'WB') -Self.ftp.retrbinary ("RETR%s"%( Remotefilepath), File.write)#download files to local the file.close () -          returnTrue -   -      defDownloadfiletree (self, Localfiledir, Remotefiledir): +          ifOs.path.isdir (localfiledir) = = False:#If the incoming local is not a directory -Os.makedirs (Localfiledir)#Create a new directory locally +SELF.FTP.CWD (Remotefiledir)#switch to remote directory ARemotefiles = Self.ftp.nlst ()#Pass all the files in the remote directory to the remotefiles variable. at           forFileinchRemotefiles: -Local =os.path.join (localfilesdir, file) -Chang =Os.path.join (remotedir,file) -              ifSelf . Isdir (Chang): - Self . Downloadfiletree (Local, Chang) -              Else: in Self . DownLoadFile (Local, Chang) -SELF.FTP.CWD (".." ) to   +      defisdir (self, path): -          ifOs.path.isdir (path) = =True: theSelf.juge =True *          Else: $Self.juge =FalsePanax Notoginseng          returnSelf.juge -                   the      defUploadfiletree (self, Localfiledir, Remotefiledir): +          ifOs.path.isdir (localfiledir) = =False: A              Print('wrong! Please Input Dir') the          ifOs.path.isdir (remotefiledir) = =False: + os.makedirs (Remotefiledir) -Localfiles =Os.listdir (Localfiledir) $ self.ftp.cwd (Remotefiledir) $           forLocalinchLocalfiles: -src =Os.path.join (Localfiledir, Local) -Chang =Os.path.join (remotefiledir,local) the             ifOs.path.isdir (SRC): - Self . Uploadfiletree (Src,chang)Wuyi             Else: the Self . UploadFile (Src,chang) -SELF.FTP.CWD (".." ) Wu                  -      defUploadFile (self, Localfilepath, Remotefilepath): About          ifOs.path.isfile (localfilepath) = =False: $              returnFalse -File = Open (LocalFile,"RB") -Self.ftp.storbinary ('STOR%s'%remotefile, file, 4096) - file.close () A   +   theFTP = MYFTP ('192.168.19.153')#instantiation of -  $ defLogin (): theFtp.login ('Root','Root')         the defUpdate (): the     Print('\033[34muping.....\033[m') theFtp.uploadfiletree ('Main',"/xxx" ) -     Print(' Done') in defDownLoad (): the     Print('\033[34mdowning.....\033[m') theFtp.downloadfiletree ('Localdir','Remotedir') About         Print(' Done') the defClose (): the self.ftp.quit () the  + defMenu (): -     Print("""\033[;32mwelcome \033[0m\n""") the     Print("\ t (1) Login")Bayi     Print("\ t (2) Update") the     Print("\ t (3) DownLoad") the     Print("\ t (4) Close") -      whileTrue: -Choices = Raw_input ('\033[32mchoice>>\033[m'). Strip () the        ifLen (choices) = = 0:Continue the        ifChoices = ='1': Login () the        elifChoices = ='2': Update () the        elifChoices = ='3':D ownload () -        elifChoices = ='4': Close () the         theMenu ()

Python ftplib module to write a simple FTP service