title: i want to update arduino data on python gui but it is not happening please some one find out the issue
body: <p>I wrote this code to read arduino data using dht11 temperature &amp; humidity sensor and wanted to display the data on tkinter gui i succesfully uploaded the data but it is not updating i don't know why please some guide me in this problem</p>
  
  <pre><code>import tkinter as tk
  import serial
  
  Serial_data = serial.Serial('COM39',9600)
  
  data = Serial_data.read()
  
  root = tk.Tk()
  root.geometry('500x350')
  label = tk.Label(root,text="hello").grid(row=0)
  
  label1 = tk.Label(root,text=data)
  label1.grid(row=1,column=1)
  label1.update()
  root.mainloop()
  </code></pre>
  
  <p>i am new on python so please try to be as simple as you can i will be very thankful</p>