text: from tkinter import Tk, Label, Button
  from converter import Converter
  
  class Win(Tk):
  
      def __init__(self):
  
          Tk.__init__(self, None, None)
          self.wm_title('Converts KM to Miles')
          self.geometry('147x75')
          self.button1 = Button(text='Display Conversion',
                                command=self.display_labels)
          self.button1.grid(row=0, column=0)
          self.button2 = Button(text='Quit',
                                command=self.quit)
          self.button2.grid(row=0, column=1)
          self.mainloop()
      def display_labels(self):
          self.label = Label(self, text='KM : 100' )
          self.label.grid(row=1, column=0)
          miles = str(Converter.get_miles_from_km(100))
          self.label2 = Label(self, text='Miles : ' + miles)
          self.label2.grid(row=2, column=0)
          self.mainloop()
      def quit(self):
          self.destroy()
  