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##Python codes to do server-side part of chat room.import _threadimport socketimport threading"""AF_INET is the address domain of the socket. This is used when we have an Internet Domain with any two hosts The 2nd context of the code is the type of socket. """s=socket.socket(socket.AF_INET,socket.SOCK_STREAM) s.setsockopt(socket.SOL_SOCKET,socket.SO_REUSEADDR,1)# piece of code to allow IP address & Porthost="127.0.0.1"port=5000s.bind((host,port))s.listen(5)clients=[]#code to allow users to send messagesdef connectNewClient(c): while True: global clients msg = c.recv(2048) msg ='Online ('+str(clients.index(c)+1)+'): '+msg.decode('ascii') sendToAll(msg,c)def sendToAll(msg,con): for client in clients: client.send(msg.encode('ascii'))  while True: c,ad=s.accept() # Display message when user connects print('*Server Connected ') clients.append(c) c.send(('Online ('+str(clients.index(c)+1)+')').encode('ascii')) _thread.start_new_thread(connectNewClient,(c,))

#Gui Programming Partimport tkinterimport socketimport _threadimport sys
# Code to create a new client socket and connect to the server
i = 3client = 0start = Truedef sendMessage (): msg = txt.get() client.send(msg.encode('ascii'))
def recievingMessage (c):  global i while True : msg=c.recv(2048).decode('ascii') if not msg : sys.exit(0) global start if (start) : start = False #tkinter codes starts window.title(msg) continue msglbl = tkinter.Label(window,text=msg) msglbl['font']=("Courier",10) msglbl['bg']='black' msglbl['fg']='#0aff43' msglbl['width']=50 msglbl.grid(columnspan=2,column=0,row=i,padx=5) i += 1#Socket Creationdef socketCreation ():  c = socket.socket(socket.AF_INET, socket.SOCK_STREAM) c.setsockopt(socket.SOL_SOCKET,socket.SO_REUSEADDR,1)#Local Host # import all functions /# everthing from chat.py file host = '127.0.0.1' port = 5000 c.connect((host,port)) global client client = c send['command'] = sendMessage _thread.start_new_thread(recievingMessage, (c,) )

#Creating a windowwindow = tkinter.Tk()window.title('Chatbox')window['bg']='#242424'
window['padx']=10window['pady']=10#Adding Elements#Entrytxt = tkinter.Entry(window)txt['width']=50txt['relief']=tkinter.GROOVEtxt['bg']='#f5f6f7'txt['fg']='red'txt['font']=("Courier",12)txt.grid(column=0,row=1,padx=5,pady=15)#Buttonsend = tkinter.Button(window,text="Send")send['relief']=tkinter.GROOVEsend['bg']='red'send['fg']='white'send['activebackground']='#404040'send['padx']=3send['font']=("Courier",10)send.grid(column=1,row=1,padx=5,pady=15)

_thread.start_new_thread(socketCreation, () )

window.mainloop()