[Tkinter] how to celect com port from spinbox and make connect button

[00alkskodi00]

hi, I am a novice in programming I am woodworker :D

here is my question: how to select com port from spinbox and make connect button

code:

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#!/usr/bin/env python   import tkinter from tkinter import ttk import serial import time  # importuj kniznicu import serial.tools.list_ports  # importuj kniznicu pre skenovanie com portov import sys   root = tkinter.Tk()   ports = serial.tools.list_ports.comports(     include_links=False)  # skenovanie com portov   selected_lang = tkinter.StringVar()   langs = (ports)   spinbox = tkinter.Spinbox(root, values=langs, width=10,                           textvariable=selected_lang, wrap=True)   Arduino_Serial = serial.Serial("COM7", 9600) print(Arduino_Serial.readline().decode('utf-8'))     def on():     Arduino_Serial.write(b'1')     print(Arduino_Serial.readline())     def off():     Arduino_Serial.write(b'0')     print(Arduino_Serial.readline())     showButton = ttk.Button(root, text="turn on led",                         command=on) showButton1 = ttk.Button(root, text="turn off led",                          command=off)   spinbox.grid(column=1, row=1) showButton.grid(column=2, row=1) showButton1.grid(column=2, row=2)     root.mainloop()