ftplib模块介绍

Python使用ftplib制作简易FTP客户端。

#coding:utf-8from ctypes import *import osimport sysimport ftplibclass myFtp:    ftp = ftplib.FTP()    bIsDir = False    path = ""    def __init__(self, host, port='21'):        self.ftp.set_debuglevel(2) #打开调试级别2，显示详细信息         #self.ftp.set_pasv(0)    #0主动模式 1 #被动模式        self.ftp.connect( host, port )                def Login(self, user, passwd ):        self.ftp.login( user, passwd )        print self.ftp.welcome    def DownLoadFile( self, LocalFile, RemoteFile ):        file_handler = open( LocalFile, 'wb' )        self.ftp.retrbinary( "RETR %s" %( RemoteFile ), file_handler.write )         file_handler.close()        return True        def UpLoadFile( self, LocalFile, RemoteFile ):        if os.path.isfile( LocalFile ) == False:            return False        file_handler = open( LocalFile, "rb" )        self.ftp.storbinary( 'STOR %s'%RemoteFile, file_handler, 4096 )        file_handler.close()        return True    def UpLoadFileTree( self, LocalDir, RemoteDir ):        if os.path.isdir( LocalDir ) == False:            return False        LocalNames = os.listdir( LocalDir )        print RemoteDir        self.ftp.cwd( RemoteDir )        for Local in LocalNames:            src = os.path.join( LocalDir, Local)            if os.path.isdir( src ):                self.UpLoadFileTree( src, Local )            else:                self.UpLoadFile( src, Local )                        self.ftp.cwd( ".." )        return        def DownLoadFileTree( self, LocalDir, RemoteDir ):        if os.path.isdir( LocalDir ) == False:            os.makedirs( LocalDir )        self.ftp.cwd( RemoteDir )        RemoteNames = self.ftp.nlst()          for file in RemoteNames:            Local = os.path.join( LocalDir, file )            if self.isDir( file ):                self.DownLoadFileTree( Local, file )                            else:                self.DownLoadFile( Local, file )        self.ftp.cwd( ".." )        return        def show( self, list  ):        result = list.lower().split( " " )        if self.path in result and "<dir>" in result:            self.bIsDir = True         def isDir( self, path ):        self.bIsDir = False        self.path = path        #this ues callback function ,that will change bIsDir value        self.ftp.retrlines( 'LIST', self.show )        return self.bIsDir        def close( self ):        self.ftp.quit()ftp = myFtp('********')ftp.Login('*****','*****')#ftp.DownLoadFile('TEST.TXT', 'others\\runtime.log')#ok#ftp.UpLoadFile('runtime.log', 'others\\runtime.log')#ok#ftp.DownLoadFileTree('bcd', 'others\\abc')#ok#ftp.UpLoadFileTree('aaa',"others\\" )ftp.close()print "ok!"