Username Handler

from socket import *
import threading
import os
import csv
import select

host = input("Host: ")
port = input("Port: ")

ss = socket(AF_INET,SOCK_STREAM)
ss.bind((host,int(port)))
ss.listen(2)

Username_List = []
U_Connections = []


while True:

    try:
        r_list, w_list, x_list = select.select(U_Connections + [ss], Username_List, [])
    except TypeError:
        print("TIFU")

    for i in r_list:
        if i == ss:
            conn,addr = ss.accept()
            U_Connections.append(conn)
            print("1")
            continue
        try:
            data = i.recv(1024)
        except IOError:
            data = ""
        if data:
            translated_data = data.decode()
            print(translated_data)
            print("2")
            if translated_data in Username_List:
                pass
            else:
                translated_data_string = str(translated_data)
                Username_List.append(translated_data_string)
                print("3")
    for i in w_list:
        print("4")
        if i:
            print("5")
            for x in Username_list:
                outgoing = x.encode()
                print("6")
                ss.sendall(outgoing)
                print("Sent Everyone the Usernames")