basic as hell IRC bot

#!/usr/bin/env python3
# Very Very Basic IRC bot
# Note: more, uh, structure would be nice


import socket
cmds = {}

# TCP/IP protocol!!
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)

# your command char
cmdchar = "!"

# takes a tuple
s.connect(("irc.freenode.net", 6667))

# initialization
# fill in your values here because I cba
s.sendall(b"""NICK probot
USER probot 8 * :protcom's awesome as fuck irc bot
JOIN ##powder-bots""")

# infinite receive
while True:
  # blocks until data received
  data = s.recv(1024)
  lines = data.split('\r\n')
  # TODO: handle IRC lines that get broken by the 1024-byte block limit
  # [ ... PRIVMSG ##po] [wder-bots :\important command\r\n ...]


  # ":boxmein!boxmein@boxmein PRIVMSG ##powder-bots :\command arg1"
  for line in lines:

    # "", "boxmein!boxmein@boxmein PRIVMSG ##powder-bots", "\command arg1"
    colons = line.split(':')

    # boxmein!boxmein@boxmein, PRIVMSG, ##powder-bots
    ircwords = line[1].split(' ')

    # Host masks are nickname!username@IP address/vhost
    hostmask = ircwords[0]

    # IRC protocol command, eg PRIVMSG/JOIN/...
    command = ircwords[1]


    # you should parse this part differently depending on each command
    # ... as different commands take different numbers of arguments
    if command == 'PRIVMSG':
      target = ircwords[2]
      text = colons[1]
      # basic command char detection
      if text[0:len(cmdchar)] == cmdchar:
        cmdword = text[len(cmdchar):]
        if cmdword in cmds:
          s.sendall(cmds[cmdword](text))
    # TODO: respond to PINGs!
    # see https://docs.python.org/3/library/socket.html
    # see https://en.wikipedia.org/wiki/List_of_Internet_Relay_Chat_commands
    # see https://tools.ietf.org/html/rfc1459
    # see https://tools.ietf.org/html/rfc2812 (some new stuff)