Adds socket code for multithreaded.

networks/code/server.py

@@ -0,0 +1,50 @@
+import socket
+import argparse
+from threading import Thread
+
+def handleConnection(conn) -> None:
+    print(f"Connection from {conn.getsockname()} to {conn.getpeername()}")
+        
+    data = conn.recv(1024)
+    print(f"Received data: {data}")
+        
+    conn.sendall(data.upper())
+    conn.close()
+
+def main(host: str, port:int) -> None:
+
+    # Create a socket object
+    sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+    # Bind the socket to the port
+    try:
+        sock.bind((host, port))
+    except socket.error as e :
+        print(f"Error in binding host and port: {e}")
+
+    # Listen for incoming connections
+    sock.listen()
+    print(f"Server is listening on port {port}")
+
+    while True:
+        # Accept connections from outside
+        conn, _ = sock.accept()
+
+        # Delegate the connection to a thread
+        thread = Thread(target=handleConnection, args=(conn,))
+        thread.start()
+
+
+
+if __name__ == '__main__':
+    
+    # Declare arguments
+    parser = argparse.ArgumentParser(description='Socket server')
+    parser.add_argument('-p', '--port', help='Port to bind to', required=True, type=int)
+    parser.add_argument('-H', '--host', help='Host to bind to', default='127.0.0.1', type=str)
+
+    # Parse arguments
+    args = parser.parse_args()
+    host, port = args.host, args.port
+
+    main(host, port)
+