text: # import socket
  # s= socket.socket()
  # host = socket.gethostname()
  # port= 8080
  # s.bind((host,port))
  # s.listen(1)
  # print(host)
  # print("Waiting for any incoming connection... ")
  # conn, addr = s.accept()
  # print(addr,"Has connected to the server")
  
  # filename = input(str("Please enter the filename of the file :"))
  # file=open(filename,"rb")
  # file_data=file.read(1024)
  # conn.send(file_data)
  # print("Data has been transmittted successfully")
  
  
  #Code2
  
  import tkinter as tk
  from tkinter import messagebox
  import time
  import datetime
  from socket import *
  import time
  from time import ctime
  import _thread
  
  
  
  
  LARGE_FONT= ("Verdana", 12)
  
  def my_server(show_1,HOST,PORT):
  
  
      BUFSIZE = 1024
      ADDR = (HOST, PORT)
      tcpTimeSrvrSock = socket(AF_INET,SOCK_STREAM)
      tcpTimeSrvrSock.bind(ADDR)
      tcpTimeSrvrSock.listen(5)
      currentDT = datetime.datetime.now()
  
  
      while True:
          show_1.insert(tk.END,"waiting for connection...")
          show_1.insert(tk.END,"\n")
          #print ('waiting for connection...')
  
          tcpTimeClientSock, addr = tcpTimeSrvrSock.accept()
  
          #print ('...connected from:', addr)
          show_1.insert(tk.END,"connected {}".format(addr))
          show_1.insert(tk.END,"\n")
  
          filename='Transferfile.txt'
          f = open(filename,'rb')
          l = f.read(1024)
  
          while (l):
              tcpTimeClientSock.send(l)
              print('Sent ',repr(l))
              l = f.read(1024)
  
          f.close()
          print('Done sending')
          #tcpTimeClientSock.send('Thank you for connecting')
          tcpTimeClientSock.close()
  
  
  
          '''while True:
              data = tcpTimeClientSock.recv(BUFSIZE)
              if not data:
                  break
              tcpTimeClientSock.send(bytes(currentDT.strftime("%I:%M:%S %p"),'utf-8'))
              show_1.insert(tk.END,data.decode('utf-8'))
              show_1.insert(tk.END,"\n")
              print(data.decode('utf-8'))
          tcpTimeClientSock.close()
      tcpTimeSrvrSock.close()'''
  
  class Page(tk.Tk):
  
      def __init__(self, *args, **kwargs):
  
          tk.Tk.__init__(self, *args, **kwargs)
          container = tk.Frame(self)
  
          container.pack(side="top", fill="both", expand = True)
  
          container.grid_rowconfigure(0, weight=1)
          container.grid_columnconfigure(0, weight=1)
  
          self.frames = {}
  
          for F in (StartPage, PageOne):
  
              frame = F(container, self)
  
              self.frames[F] = frame
  
              frame.grid(row=0, column=0, sticky="nsew")
  
          self.show_frame(StartPage)
  
      def show_frame(self, cont):
  
          frame = self.frames[cont]
          frame.tkraise()
  
  
  class StartPage(tk.Frame):
  
      def __init__(self, parent, controller):
          tk.Frame.__init__(self,parent)
  
          l_title=tk.Label(self, text="Server Software",
                           font="Arial,12")
          l_title.grid(row=0,column=0,columnspan=3, sticky="NSEW",padx=30,pady=30)
  
          label_username = tk.Label(self, text="Username")
          label_password = tk.Label(self, text="Password")
  
          entry_username = tk.Entry(self,show="*")
  
          entry_password = tk.Entry(self, show="*")
  
          label_username.grid(row=2, column=0, sticky='NSEW',padx=10,pady=10)
          label_password.grid(row=3, column=0, sticky='NSEW',padx=10,pady=10)
          entry_username.grid(row=2, column=1,sticky='NSEW',padx=10,pady=10)
          entry_password.grid(row=3, column=1,sticky='NSEW',padx=10,pady=10)
  
          checkbox = tk.Checkbutton(self, text="Keep me logged in")
          checkbox.grid(row=4, column=1,sticky='NSEW',padx=10,pady=10)
  
          logbtn = tk.Button(self, text="Login", bg="BlACK", fg="White",command=lambda: login_btn_clicked())
          logbtn.grid(row=5, column=1,sticky='NSEW', padx=10, pady=10)
  
          def login_btn_clicked():
              # print("Clicked")
              username = entry_username.get()
              password = entry_password.get()
  
              if len(username) and len(password) > 2:
                  # print(username, password)
  
                  if username == "admin" and password == "admin":
                      controller.show_frame(PageOne)
                  # display a ,essage if username and password is incorrect!
                  else:
                      messagebox.showinfo(self,"Invalid username or password ! ")
  
              else:
                  messagebox.showinfo(self,"Enter Username and Password")
  
  
  class PageOne(tk.Frame):
  
      def __init__(self, parent, controller):
          tk.Frame.__init__(self, parent)
          flag = True
  
          clock = tk.Label(self, font=('times', 18, 'bold'), bg='green',fg="white")
          clock.grid(row=0,column=2, sticky="NSNESWSE",padx=8,pady=8)
  
          def tick():
              time2=time.strftime('%H:%M:%S')
              clock.config(text=time2)
              clock.after(200,tick)
          tick()
  
          label = tk.Label(self, text="Server Software ", font="Arial,16",bg="black",fg="White")
          label.grid(row=0, column=0, columnspan=2, padx=8, pady=8, sticky="NSNESWSE")
  
          l_host=tk.Label(self,text="Enter Host NAME")
          l_host.grid(row=1, column=0, padx=8, pady=8, sticky="NSNESWSE")
  
          e_host=tk.Entry(self)
          e_host.grid(row=1, column=1, columnspan=2, padx=8, pady=8, sticky="NSNESWSE")
          e_host.insert(tk.END,'127.0.0.1')
  
  
          l_port=tk.Label(self,text="Enter Port")
          l_port.grid(row=2, column=0, padx=8, pady=8, sticky="NSNESWSE")
  
          e_port=tk.Entry(self)
          e_port.grid(row=2, column=1, columnspan=2, padx=8, pady=8, sticky="NSNESWSE")
          e_port.insert(tk.END,12121)
  
          message_label=tk.Label(self,text="Client Message",font=("Arial,12"))
          message_label.grid(row=3,column=0,columnspan=3,padx=10,pady=10,sticky="NSEW")
  
  
          scrollbar_y = tk.Scrollbar(self)
          scrollbar_y.grid(row=4, column=3,rowspan=6)
  
          show_1=tk.Text(self,height=8, width=35, yscrollcommand=scrollbar_y.set,
                         bg="Grey",fg="White")
          show_1.grid(row=4, column=0,rowspan=3,columnspan=3,sticky="NSEW")
  
          b_connect=tk.Button(self,text=" Connect",command=lambda: connect())
          b_connect.grid(row=14,column=0,padx=10,pady=10,sticky="nsew")
  
          b_disconnect=tk.Button(self,text=" disconnect",command=lambda: disconnec())
          b_disconnect.grid(row=14,column=1,padx=10,pady=10,sticky="nsew")
  
  
          def runner():
              global after_id
              global secs
              secs += 1
              if secs % 2 == 0:  # every other second
                  e_host_v=e_host.get()
                  e_port_v=int(e_port.get())
  
              #after_id = self.after(1000, runner)  # check again in 1 second
  
          def connect():
              # CONNECT COM PORT
              print(e_host.get())
              e_host_v=e_host.get()
              e_port_v=int(e_port.get())
              _thread.start_new_thread(my_server,(show_1,e_host_v,e_port_v))
              #start_new_thread(my_server,(show_1,e_host_v,e_port_v))
              global secs
              secs = 0
              #runner()  # start repeated checking
  
  
          def disconnec():
              global after_id
              if after_id:
                  self.after_cancel(after_id)
                  after_id = None
  
  
  
  
  
  
  
  app = Page()
  app.mainloop()
  
  
  #Code3
  
  # import sys
  
  # import socket
  
  # import os
  
  # workingdir = "tst"
  
  # host = '127.0.0.1'
  # skServer = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
  # skServer.bind((host, 1000))
  # skServer.listen(10)
  # print ("Server Active")
  # bFileFound = 0
  
  # while True:
  #     Content, Address = skServer.accept()
  #     print (Address)
  #     sFileName = Content.recv(1024)
  #     for file in os.listdir(workingdir):
  #         if file == sFileName:
  #             bFileFound = 1
  #             break
  
  #     if bFileFound == 0:
  #         print (sFileName + " Not Found On Server")
  
  #     else:
  #         print (sFileName + " File Found")
  #         fUploadFile = open("files/" + sFileName, "rb")
  #         sRead = fUploadFile.read(1024)
  #         while sRead:
  #             Content.send(sRead)
  #             sRead = fUploadFile.read(1024)
  #         print ("Sending Completed")
  #     break
  
  # Content.close()
  # skServer.close()