problem with ftplib

hi all,
im trying to create an ftp connection to some ftp site
using the followin code..but i always get an error in this line :

import ftplib
ftp =ftplib.FTP("ftp.cwi.nl")
....
...
this is the error i get..:
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File "H:\ActivePython\lib\ftplib.py", line 107, in __init__
self.connect(host)
File "H:\ActivePython\lib\ftplib.py", line 117, in connect
for res in socket.getaddrinfo(self.host, self.port, 0, socket.SOCK_STREAM):
socket.gaierror: (11001, 'getaddrinfo failed')

could some1 plz explain wht this means...why m i unable to ccnnect to it or any ftp site for that matter.

all these sites open thru the web browser though...
Also,
i am able to connect to the internal ftp server created in my netwrok..
with the same syntax, just the name of the my interenal ftp..
PLZZ HELP...

Feb 29 '08 #1

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3425

jlm699

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That sounds like a DNS problem... which is particularly strange since your webbrowser can connect to that same site.

I tried literally that exact code:

Expand|Select|Wrap|Line Numbers

 
>>> import ftplib

>>> ftp = ftplib.FTP("ftp.cwi.nl")

>>> ftp.close()

>>> ftp.connect("ftp.cwi.nl")

'220-\n220-***********************************************************************\n220-*                        Welcome to FTP.CWI.NL                        *\n220-***********************************************************************\n220-*                                                                     *\n220-*  Unauthorized access prohibited and forbidden.                      *\n220-*  All actions are logged, by continuing you agree to this policy.    *\n220-*  Violations will be reported to the authorities.                    *\n220-*                                                                     *\n220-***********************************************************************\n220-*                                                                     *\n220-*  Some information to help you use our ftp site:                     *\n220-*  For information on the use of our /incoming directory              *\n220-*  read the incoming.readme file.                                     *\n220-*                                                                     *\n220-*  Information here is placed here by our researchers,                *\n220-*  meaning it can be work related or something private.               *\n220-*                                                                     *\n220-*  In any case, SMC/CWI takes NO responsability about the             *\n220-*  content or effects after use of material placed here.              *\n220-*                                                                     *\n220-*  Contact for technical questions: ftpadmin@cwi.nl                   *\n220-*                                                                     *\n220-***********************************************************************\n220-\n220 '

>>>

Feb 29 '08 #2

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