test.py

class ircsock:
    #IRC = socket.socket(socket.AF_INET,socket.SOCK_STREAM)
    def __init__(self):
        self.IRC = socket.socket(socket.AF_INET,socket.SOCK_STREAM)

    def connect(self):
        self.IRC.connect(("irc.esper.net", 6667))

    def send_data(self,command):
        self.IRC.send((command + '\r\n').encode())
        print((command + '\r\n').encode())

    def join(self,channel):
        self.send_data("JOIN %s" % channel)

    def login(self,nickname,mode,hostname,realname):
        self.send_data(("USER %s %s %s :%s" % (nickname,mode,hostname,realname)))
        self.send_data(("NICK %s" % (nickname)))