new_contents: from Tkinter import * 
  
  master = Tk()
  f = open('diary log.txt','a+')
  log = StringVar()
  log.set(f.read())
  w = Message(master, textvariable=log) # Message Widget displays the log txt file
  w.pack()
  
  f.close()
  mainloop()
  
subject: Update main.py