text: from simpletcp.clientsocket import ClientSocket
  from tcpPack.tcp_pack import tqPack78
  
  
  s1 = ClientSocket("localhost", 5000)
  response = s1.send("Hello, World!")
  
  s2 = ClientSocket("localhost", 5000, single_use=False)
  
  for sn in range(0,10):
      buf = tqPack78(b'\x31\x32',sn)
      #buf = b'\x78\x02\x41\x42\x43'
      r0 = s2.send(buf.data)
      print("s1 received\t\t{}".format(r0))
      
  #r1 = s2.send("Hello for the first time...")
  #r2 = s2.send("...and hello for the last!")
  s2.close()
  
  '''
  # Display the correspondence
  print("s1 sent\t\tHello, World!")
  print("s1 received\t\t{}".format(response.decode("UTF-8")))
  print("-------------------------------------------------")
  print("s2 sent\t\tHello for the first time....")
  print("s2 received\t\t{}".format(r1.decode("UTF-8")))
  print("s2 sent\t\t...and hello for the last!.")
  print("s2 received\t\t{}".format(r2.decode("UTF-8")))
  '''