1 from ftplib import * 2 import os,readline 3 import sys 4 class MyFtp: 5      ftp = FTP()   #建立一个ftp对象的链接 6      def __init__(self, host, port='21'):         #构造函数初始化 7          self.ftp.connect(host=host,timeout=100)  #连接ftp服务器 8      def Login(self, user, passwd):               #登录函数 9          self.ftp.login(user=user, passwd=passwd ) 10          print (self.ftp.welcome)                  #登陆成功后ftp显示欢迎信息11          12          def DownLoadFile(self, LocalFilePath, RemoteFilePath):13          file = open(LocalFilePath, 'wb')14          self.ftp.retrbinary( "RETR %s" %( RemoteFilePath ), file.write )  #下载文件到本地15          file.close()16          return True17  18      def DownLoadFileTree(self, LocalFileDir, RemoteFileDir):19          if os.path.isdir( LocalfileDir ) == False:     #如果传入本地的不是目录20              os.makedirs(LocalFileDir)                   #就在本地新建该目录21          self.ftp.cwd(RemoteFileDir)                     #切换到远程目录22          RemoteFiles = self.ftp.nlst()                   #把远程目录里的所有文件都传给 RemoteFiles变量23          for file in RemoteFiles:24              Local = os.path.join(LocalFilesDir, file )25              chang = os.path.join(RemoteDir,file )26              if self.IsDir(chang):27                  self.DownLoadFileTree(Local, chang)28              else:29                  self.DownLoadFile( Local, chang)30          self.ftp.cwd( ".." )31  32      def IsDir(self, path):33          if os.path.isdir(path) == True:34             self.juge = True35          else:36              self.juge = False37          return self.juge38                  39      def UpLoadFileTree(self, LocalFileDir, RemoteFileDir):40          if os.path.isdir(LocalFileDir) == False:41              print( 'wrong ！Please Input Dir')42          if os.path.isdir(RemoteFileDir) == False:43              os.makedirs(RemoteFileDir)44          LocalFiles = os.listdir(LocalFileDir)45          self.ftp.cwd(RemoteFileDir)46          for Local in LocalFiles:47             src = os.path.join( LocalFileDir, Local)48             chang = os.path.join(RemoteFileDir,Local)49             if os.path.isdir(src):50              self.UpLoadFileTree(src,chang)51             else:52              self.UpLoadFile(src,chang)53         self.ftp.cwd( ".." )54                 55      def UpLoadFile(self, LocalFilePath, RemoteFilePath):56          if os.path.isfile( LocalFilePath ) == False:57              return False58          file = open(LocalFile, "rb")59          self.ftp.storbinary('STOR %s'%RemoteFile, file, 4096)60          file.close()61  62  63 ftp = myFtp('192.168.19.153')   #实例化64 65 def Login():66     ftp.Login('root','root')        67 def Update():68     print('\033[34mUping.....\033[m')69     ftp.UpLoadFileTree('main', "/xxx" )70     print('Done')71 def DownLoad():72     print('\033[34mDowning.....\033[m')73     ftp.DownLoadFileTree('localDir','remoteDir')74         print ('Done')75 def Close():76      self.ftp.quit()77 78 def Menu():79     print ("""\033[;32mWelcome \033[0m\n""")80     print ("\t(1) Login")81     print ("\t(2) Update")82     print ("\t(3) DownLoad")83     print ("\t(4) close")84     while True:85        choices = raw_input('\033[32mChoice>>\033[m').strip()86        if len(choices) == 0:continue87        if choices   == '1':Login()88        elif choices == '2':Update()89        elif choices == '3':DownLoad()90        elif choices == '4':close()91        92 Menu()