App lấy running config chạy trên Windows

import tkinter as tk
import webbrowser
import netmiko
import time

def get_config():
    router_ips = text_box.get('1.0', 'end-1c').split('\n') 
    for ip in router_ips:
     print(ip)
    
     device = {
     
         'device_type': 'cisco_ios',
     
         'ip': ip,
     
         'username': username_entry.get(),
     
         'password': password_entry.get(),
     
         'secret': password_entry.get(),
     
         'verbose': False,
     
     }
     
     
     
     net_connect =netmiko.ConnectHandler(**device)
     
     net_connect.enable()
     
     get_cfg=net_connect.send_command_timing('show run')
     f=open(ip+"_cfg",'w')
     f.write(get_cfg)
     f.close()
     status_label.config(text="DONE BACKUP FOR "+ip)
     root.update()
     time.sleep(2)
     status_label.config(text="")
     root.update()
 
 
 
 
root = tk.Tk()

label = tk.Label(root, text="Get running config", font=("Helvetica", 14))
label.pack()

text_box = tk.Text(root, height=5, width=30)
text_box.pack()

def open_webpage(event):
    webbrowser.open_new(r"https://hainguyenit.edubit.vn")

link = tk.Label(root, text="XEM SOURCE CỦA TOOL", fg="blue", cursor="hand2")

username_label = tk.Label(root, text="Username")
username_label.pack()
username_entry = tk.Entry(root)
username_entry.pack()

password_label = tk.Label(root, text="Password")
password_label.pack()
password_entry = tk.Entry(root, show="*")
password_entry.pack()

button = tk.Button(root, text="GET CONFIG", command=get_config,bg='#40E0D0')
button.pack(pady=(10,0))

status_label = tk.Label(root, text="")
status_label.pack()

link.pack()
link.bind("", open_webpage)
root.geometry("500x400")  
root.title("APP NETWORK")
root.mainloop()