server and client initial commit

src/client.py

@@ -0,0 +1,20 @@
+import socket
+
+host_ip, server_port = "127.0.0.1", 9999
+data = " Hello how are you?\n"
+
+# Initialize a TCP client socket using SOCK_STREAM
+tcp_client = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+
+try:
+    # Establish connection to TCP server and exchange data
+    tcp_client.connect((host_ip, server_port))
+    tcp_client.sendall(data.encode())
+
+    # Read data from the TCP server and close the connection
+    received = tcp_client.recv(1024)
+finally:
+    tcp_client.close()
+
+print("Bytes Sent:     {}".format(data))
+print("Bytes Received: {}".format(received.decode()))

src/server.py

@@ -0,0 +1,30 @@
+import socketserver
+
+
+class Handler_TCPServer(socketserver.BaseRequestHandler):
+    """
+    The TCP Server class for demonstration.
+
+    Note: We need to implement the Handle method to exchange data
+    with TCP client.
+
+    """
+
+    def handle(self):
+        # self.request - TCP socket connected to the client
+        self.data = self.request.recv(1024).strip()
+        print("{} sent:".format(self.client_address[0]))
+        print(self.data)
+        # just send back ACK for data arrival confirmation
+        self.request.sendall("ACK from TCP Server".encode())
+
+
+if __name__ == "__main__":
+    HOST, PORT = "localhost", 9999
+
+    # Init the TCP server object, bind it to the localhost on 9999 port
+    tcp_server = socketserver.TCPServer((HOST, PORT), Handler_TCPServer)
+
+    # Activate the TCP server.
+    # To abort the TCP server, press Ctrl-C.
+    tcp_server.serve_forever()