Python simple irc bot

# -*- coding: utf-8 -*-

import socket

owner = 'MrPoxipol'

serv = 'irc.freenode.org'
port = 6667

chan = '#poxipol_chan'
nick = 'MrPoxipol1'

prefix = '@'

locked = False

s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.connect((serv, port))

s.recv(4096)
s.send('USER ja-abus abuse abuse :TAK!\r\n')
s.send('NICK ' + nick + '\r\n')
s.send('JOIN ' + chan + '\r\n')

def getMsgNick(data, i):
    user = data[1:i]
    ni = user.find('!')
    return user[:ni]

while 1:
    data = s.recv(4096)
    print (data)

    if data.find( 'PING' ) != -1:
        s.send('PONG ' + data.split() [1] + '\r\n')

    index = data.find('Witaj, ' + nick)
    if index != -1:
        s.send('PRIVMSG ' + chan + ' :' + 'Czesc ' + getMsgNick(data, index) + '!\r\n')

    index = data.find(prefix + 'won')
    if index != -1:
        if getMsgNick(data, index) == owner:
            s.send('QUIT :Pa, pa')
            break;
        else:
            s.send('PRIVMSG ' + chan + ' :' + '<Nie masz praw>\r\n')

    index = data.find(prefix + 'google')
    if index != -1:
        str = data[index+len('google')+2:]
        str = str.rstrip()
        send = False;
        if len(str) > 1:
            if str[1] == ' ':
                str = str.lstrip()
            send = True
        if send:
            s.send('PRIVMSG ' + chan + ' :' + 'http://google.pl/search?q=' + str.replace(' ', '+') + '\r\n')

    if data.find(prefix + 'help') != -1:
        s.send('PRIVMSG ' + chan + ' :' + 'Dostępne komendy: help, google, won*\r\n')

s.close()