from socket import *
from struct import *

skt = socket(AF_INET, SOCK_STREAM)
skt.connect(("isoptera.lcsc.edu", 5150))

while(True):
    message_type = skt.recv(2)
    format_string = "<H"
    name_length = unpack_from(format_string, message_type)[0]
    name = skt.recv(name_length)
    
    message_length = unpack_from("<I", skt.recv(4))[0]
    message = skt.recv(message_length)
    print(bytes.decode(name) + ":", str(message, "utf-8"))



skt.close()