python实现从ftp服务器下载文件的方法

import ftplib
ftp = ftblib.FTP("ftp.yourServer.com")
ftp.login("username","password")
filename = "index.html"
ftp.storlines("STOR "+filename,open(filename))
filename="app.exe"
ftp.storbinary("STOR "+filename,open(filename,"rb"),1024)