client und Server implementiert

client.py

 import socket
 s= socket.socket()
 host=socket.gethostname()
-port= 12345
+port= 1345
 s.connect((host , port))
 msg = input('geben sie was ein: ')
-bytes= s.recv(1024)
-print(bytes.decode('utf-8') )
+bytes= s.send(msg.encode('utf-8'))
+message = s.recv(1024)
+print(message.decode('utf-8'))
 s.close()

sever.py → server.py

 import socket
 s = socket.socket()
 host = socket.gethostname()
-port = 12345
+port = 1345
 s.bind((host , port))
 s.listen()
 while True:
     (connection, addr )= s.accept()
     print('verbindung von', addr)
     msg= 'Danke für das vorbeischauen!'
-    connection.send(msg.encode('utf-8'))
+    serge= s.recv(1024)
+    message = serge.decode('utf-8')
+    sendmessage= message.upper()
+    connection.send(sendmessage.encode('utf-8'))
     connection.close()