import urllib2 # Install proxy support for urllib2 proxy_info = { 'host' : 'proxy.myisp.com', 'port' : 3128, } proxy_support = urllib2.ProxyHandler({"ftp" : "http://%(host)s:%(port)d" % proxy_info}) opener = urllib2.build_opener(proxy_support) urllib2.install_opener(opener) # List the content of a directory (it returns an HTML page built by the proxy) # (You will have to parse the HTML to extract the list of files and directories.) print urllib2.urlopen("ftp://login:password@server/directory").read() # Download a file: data = urllib2.urlopen("ftp://login:password@server/directory/myfile.zip").read() open("myfile.zip","w+b").write(data)