Socket and cycle problem

petr.poupa at gmail.com petr.poupa at gmail.com
Mon May 12 11:34:07 EDT 2008


Hello,
I am beginner but so I need help. I have small script for receive data
from port 3883, but it print only once.

import socket

HOST = 'localhost'
PORT = 3883
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.connect((HOST, PORT))
data = s.recv(2048)
s.close()
print 'receive data from server:', `data`

So I try to write cycle to this script, like this:

import socket

HOST = 'localhost'
PORT = 3883
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
while 1:
    s.connect((HOST, PORT))
    data = s.recv(2048)
    s.close()
    print 'receive data from server:', `data`

But Python reporting:

Traceback (most recent call last):
  File "C:\Documents and Settings\poupa\Plocha\TCP3.py", line 7, in
<module>
    s.connect((HOST, PORT))
  File "<string>", line 1, in connect
  File "C:\Python25\lib\socket.py", line 141, in _dummy
    raise error(EBADF, 'Bad file descriptor')
error: (9, 'Bad file descriptor')

Where is the mistake? I dont know.

thaks for help
Petr



More information about the Python-list mailing list