server.py

#!/usr/bin/python3.4
import share
import socket
import sys
import threading

TCP_IP = '127.0.0.1'
TCP_PORT = 5005
BUFFER_SIZE = 20


def client_thread(conn):
    conn.send(bytes("Welcome to the Server. Type messages and press enter to send.\n", "UTF-8"))

    while True:
        data = conn.recv(1024)
        if not data:
            break
        reply = data
        conn.send(reply)
    conn.close()


if __name__ == "__main__":
    try:
        s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
    except socket.error as msg:
        # TODO: ehh?
        share.err("Could not create socket. Error Code: ", str(msg[0]), "Error: ", msg[1])
        sys.exit(0)

    share.log("Socket Created")

    try:
        s.bind((TCP_IP, TCP_PORT))
    except socket.error as msg:
        # TODO: ehh?
        share.err("Bind Failed. Error Code: {0} Error: {1}".format(str(msg[0]), msg[1]))

    s.listen(10)
    share.log("Listening at {0} on port: {1}".format(TCP_IP, TCP_PORT))

    try:
        while True:
            # blocking call, waits to accept a connection
            conn, addr = s.accept()
            share.log("Connected to " + addr[0] + ":" + str(addr[1]))
            try:
                client = threading.Thread(target=client_thread(conn))
                client.start()
            except ConnectionResetError:
                share.log("it dead")

    finally:
        s.close()