Example Twitch BOT in Python

import socket
import re
import time
import random

HOST = "irc.twitch.tv"
PORT = 6667
CHAN = "#neefly21" #the channel the bot should join
NICK = "cpu57" #the username of the bot
PASS = "oauth:asdfasdfasdf" #example oauth code
ADMIN = "kaloncpu57" #a personal touch to add Admin commands

def chat(sock, msg):
    """
    Send a chat message to the server.
    Keyword arguments:
    sock -- the socket over which to send the message
    msg  -- the message to be sent
    """
    sock.send("PRIVMSG {} :{}\r\n".format(CHAN, msg).encode('utf-8'))

def ban(sock, user):
    """
    Ban a user from the current channel.
    Keyword arguments:
    sock -- the socket over which to send the ban command
    user -- the user to be banned
    """
    chat(sock, ".ban {}".format(user))

def timeout(sock, user, secs=600):
    """
    Time out a user for a set period of time.
    Keyword arguments:
    sock -- the socket over which to send the timeout command
    user -- the user to be timed out
    secs -- the length of the timeout in seconds (default 600)
    """
    chat(sock, ".timeout {}".format(user, secs))

CHAT_MSG = re.compile(r"^:\w+!\w+@\w+\.tmi\.twitch\.tv PRIVMSG #\w+ :")
s = socket.socket()
s.connect((HOST, PORT))
s.send("PASS {}\r\n".format(PASS).encode("utf-8"))
s.send("NICK {}\r\n".format(NICK).encode("utf-8"))
s.send("JOIN {}\r\n".format(CHAN).encode("utf-8"))

while True:
    response = s.recv(1024).decode("utf-8")
    if response == "PING :tmi.twitch.tv\r\n":
        s.send("PONG :tmi.twitch.tv\r\n".encode("utf-8"))
    else:
        username = re.search(r"\w+", response).group(0) # return the entire match
        message = CHAT_MSG.sub("", response)
        msg_parts = message.lower().split() #split message to look for possible commands
        #check for commands and respond accordingly
        if msg_parts[0] == "!talk" and username == ADMIN:
            chat(s, "@%s Yes master. MrDestructoid" % ADMIN)
        elif msg_parts[0] == "!talk":
            chat(s, "@%s Hello" % username)
        elif msg_parts[0] == "!coinflip":
            chat(s, "@%s You flipped a coin and it landed on %s." % (username, ("heads" if random.randint(0, 1) == 0 else "tails")))
    time.sleep(1 / 20 / 30) #(1 / 20 / 30) is the cooldown time for sending messages in Twitch chat