sock

sock.py

from socket import socket
import sys

kDefault_port = 18056

def initiate_play(sock):
    print("Initiating play!")

client_socket = socket()

try:
    client_socket.connect((input("Connect to a server: "), kDefault_port))
    client_socket.sendall(b"HELO DRAWCLIENTv0.1")
    recieved = client_socket.recv(128)
    if recieved != b'WELCOME':
        print("ERR Invalid server response!")
        sys.exit()
except ConnectionRefusedError:
    print("ERR Connection refused, please check server end")
    sys.exit()
except OSError:
    print("Operating system error, please check your network")
    sys.exit()

initiate_play(client_socket)