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Re: Socket programming

References <f8631430-9364-42c8-8b12-daa3da4edf7c@googlegroups.com>
Date 2015-01-03 09:16 -0800
Subject Re: Socket programming
From Dan Stromberg <drsalists@gmail.com>
Newsgroups comp.lang.python
Message-ID <mailman.17352.1420305910.18130.python-list@python.org> (permalink)

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On Sat, Jan 3, 2015 at 3:43 AM, pramod gowda <pramod.sp78@gmail.com> wrote:
> Hi i am learning socket programming,

This "works" on Linux Mint 17.1.

Server:
#!/usr/local/cpython-3.4/bin/python

import socket

server_socket = socket.socket()
#server_name = '192.168.2.2'
server_socket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
server_name = 'localhost'
server_port = 8080
server_socket.bind((server_name, server_port))
server_socket.listen(1)

while True:
    print("hello")
    c,address = server_socket.accept()
    print("we got connection from:",address)
    c.send(b"hello,hw ru")
    c.close()


client:
#!/usr/local/cpython-3.4/bin/python

import socket

client_socket = socket.socket()
#server_address='192.168.2.2'
server_address = 'localhost'
server_port = 8080
print("hello")
client_socket.connect((server_address,server_port))
print("hello")
data=client_socket.recv(1024)
print(data)
client_socket.close()


But note that if you send 10 bytes into a socket, it could be received
as two chunks of 5, or other strangeness. So you should frame your
data somehow - adding crlf to the end of your send's is one simple
way.  There are multiple ways of dealing with this.  Here's one:
http://stromberg.dnsalias.org/~strombrg/bufsock.html with links to
others.

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Thread

Socket programming pramod gowda <pramod.sp78@gmail.com> - 2015-01-03 03:43 -0800
  Re: Socket programming Chris Angelico <rosuav@gmail.com> - 2015-01-03 22:56 +1100
    Re: Socket programming pramod gowda <pramod.sp78@gmail.com> - 2015-01-03 04:25 -0800
      Re: Socket programming Chris Angelico <rosuav@gmail.com> - 2015-01-03 23:38 +1100
        Re: Socket programming pramod gowda <pramod.sp78@gmail.com> - 2015-01-03 05:22 -0800
  Re: Socket programming mm0fmf <none@mailinator.com> - 2015-01-03 15:09 +0000
    Re: Socket programming pramod gowda <pramod.sp78@gmail.com> - 2015-01-03 07:15 -0800
      Re: Socket programming Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2015-01-04 02:57 +1100
        Re: Socket programming pramod gowda <pramod.sp78@gmail.com> - 2015-01-03 08:10 -0800
  Re: Socket programming Dan Stromberg <drsalists@gmail.com> - 2015-01-03 09:16 -0800
    Re: Socket programming Jorgen Grahn <grahn+nntp@snipabacken.se> - 2015-01-04 18:12 +0000

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