zk.py

def zk_open_the_fucking_door(self,cmd,ss):  
    command = cmd
    command_string = ss
    chksum = 0
    session_id = self.session_id
    reply_id = unpack('HHHH', self.data_recv[:8])[3]

    buf = self.createHeader(command, chksum, session_id,
        reply_id, command_string)
    self.zkclient.sendto(buf, self.address)
    #print buf.encode("hex")
    try:
        self.data_recv, addr = self.zkclient.recvfrom(1024)
        self.session_id = unpack('HHHH', self.data_recv[:8])[2]
        return self.data_recv[8:]
    except:
return False