"""
 Transférer un fichier entre deux Serveurs
 
 """
 
import ftplib
 
from_ftp = ftplib.FTP("www.site1.com", "login", "password")
from_ftp.cwd("/htdoc")
to_ftp = ftplib.FTP("www.site2.com", "login", "password")
to_ftp.cwd("/htdoc")
from_Sock = from_ftp.transfercmd("RETR monsite.zip")
to_Sock = to_ftp.transfercmd("STOR monsite.zip")
 
etat = 0
while 1:
    block = from_Sock.recv(1024)
    if len(block) == 0:
        break
    etat += len(block)
    while len(block) > 0:
        sentlen = to_Sock.send(block)
        block = block[sentlen:]     
 
print etat, "Octets Transférés"
 
from_Sock.close()
to_Sock.close()
from_ftp.quit()
to_ftp.quit()