monitors irc.lfnet.org:6667#bitcoin and extracts user details

bitmon.py

################################################################################
# bitmon
# Description: monitors irc.lfnet.org:6667#bitcoin and extracts user details
# Author: Brendan Coles <bcoles@gmail.com>
# Version: 0.1-20110520
################################################################################
import socket, string

botname = 'u1rt6zQzvGpS1Zz'  # change this
channel = '#bitcoin'
network = 'irc.lfnet.org'
port = 6667
irc = socket.socket ( socket.AF_INET, socket.SOCK_STREAM )
irc.connect ( ( network, port ) )
irc.send ( 'NICK %s\r\n' % (botname))
irc.send ( 'USER %s 8 * : %s\r\n' % (botname, botname))
irc.send ( 'JOIN %s\r\n' % (channel) )

while (1):
	data = irc.recv ( 4096 )
	msg = string.split(data)

	# Respond to PING X request with PONG X
	if msg[0] == 'PING':
		irc.send ( 'PONG ' + msg[1] + '\r\n' )

	# Send WHO request to each NICK that joins the channel
	if msg [1] == 'JOIN':
		message = ':'.join ( data.split ( ':' ) [ 2: ] )
		nick = msg[0][:string.find(msg[0],"!")]
		irc.send ( 'WHO %s\r\n' % (nick))

	# Write WHO data to file
	if msg [1] == '352':
		user = string.join(string.split(data[:string.find(data,"\n")])[4:])
		print user
		filetxt = open('users.txt', 'a+')
		filetxt.write(user+"\n")
		filetxt.flush()