lessons period 2

period_2/01-sockets/803/client.py

@@ -0,0 +1,31 @@
+import socket
+
+HOST = socket.gethostbyname("localhost")
+PORT = 5052
+
+def send(msg):
+
+
+    # create a message input
+    message = msg.encode("utf-8")
+
+    # create and bind socket
+    socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+    socket.connect((HOST, PORT))
+
+    # send message
+    socket.send(b'-' * (64 - len(str(len(message)).encode("utf-8"))))
+    socket.send(message)
+
+    socket.recv(1024)
+
+    print("Message sent")
+    socket.close()
+
+message = input("Please enter a message: ")
+
+if message == "":
+    send("!DISCONNECT")
+
+else:
+    send(message)

period_2/01-sockets/803/server.py

@@ -0,0 +1,34 @@
+import socket
+# Get local machine name
+HOST = socket.gethostname("localhost")
+PORT = 5050
+
+def handleClient(clientsocket):
+    while True:
+        # Receive no more than 1024 bytes
+        msg = clientsocket.recv(1024)
+        if not msg:
+            break
+        clientsocket.send(msg)
+    clientsocket.close()
+
+def start():
+    # Create a socket object
+    serversocket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+
+
+    # Bind to the port
+    serversocket.bind((HOST, PORT))
+
+    # Queue up to 5 requests
+    serversocket.listen(5)
+
+    while True:
+        # Establish a connection
+        clientsocket, addr = serversocket.accept()
+
+        print("Got a connection from %s" % str(addr))
+
+        msg = 'Thank you for connecting' + "\r\n"
+        clientsocket.send(msg.encode('ascii'))
+        clientsocket.close()