ftplib模組介紹

Python使用ftplib製作簡易FTP用戶端。

#!/usr/bin/python#-*- coding:utf-8 -*-from ftplib import FTP      #載入ftp模組ftp=FTP()                   #設定變數ftp.set_debuglevel(2)       #開啟調試層級2，顯示詳細資料ftp.connect("IP","port")    #串連的ftp sever和連接埠ftp.login("user","password")#串連的使用者名稱，密碼print ftp.getwelcome()      #列印出歡迎資訊ftp.cmd("xxx/xxx")          #更改遠程目錄bufsize=1024                #設定的緩衝區大小filename="filename.txt"     #需要下載的檔案file_handle=open(filename,"wb").write                   #以寫入模式在本地開啟檔案ftp.retrbinaly("RETR filename.txt",file_handle,bufsize) #接收伺服器上檔案並寫入本地檔案ftp.set_debuglevel(0)       #關閉偵錯模式ftp.quit                    #退出ftp

ftp.dir()                   #顯示目錄下檔案資訊ftp.mkd(pathname)           #建立遠程目錄ftp.pwd()                   #返回當前所在位置ftp.rmd(dirname)            #刪除遠程目錄ftp.delete(filename)        #刪除遠程檔案ftp.rename(fromname, toname)#將fromname修改名稱為toname。ftp.storbinaly("STOR filename.txt",file_handel,bufsize) #上傳目標檔案

一個FTP完整執行個體

#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) #開啟調試層級2，顯示詳細資料         #self.ftp.set_pasv(0)    #0主動模式 1 #被動模式        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!"