from ftplib import FTP_TLS
ftps = FTP_TLS('ftp.MySite.com')
ftps.login('testuser', 'testpass')           # login anonymously before securing control channel
ftps.prot_p()          # switch to secure data connection.. IMPORTANT! Otherwise, only the user and password is encrypted and not all the file data.
ftps.retrlines('LIST')

filename = 'remote_filename.bin'
print 'Opening local file ' + filename
myfile = open(filename, 'wb')

ftps.retrbinary('RETR %s' % filename, myfile.write)

ftps.close()

self.client = ftplib.FTP_TLS(timeout=10)
self.client.connect(self.server.host, self.server.port)

# enable TLS
self.client.auth()
self.client.prot_p()

self.client.login(user,pass)

import paramiko as pm
import socket
# sftp client...
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
sock.settimeout(20)
sock.connect((hostname, port))
trans = pm.Transport(sock)
trans.connect(hostkey=None ,username=username, password=password, pkey=None)
chan = trans.open_session()
chan.get_pty()
chan.invoke_shell()
sftp = pm.SFTP.from_transport(trans)