Python 3 tkinter GUI Kilogram to Pounds Program

By | March 23, 2020

Task: Python tkinter GUI Kilogram to Pounds Program

How to Convert Kilograms into Pounds (Kgs to Lbs)

There are 2.20462 Pounds in One Kiologram. Therefore, we can easily convert the given kilograms in to the pounds using the following formula:
1 Kg = 2.20462 Pounds

The tkinter Widgets Used in Kilograms to Pounds Program

  1. Label
  2. Entry
  3. Button
  4. along with the Root Window or main window.
Python tkinter GUI Kilogram to Pounds Program

Python tkinter GUI Kilogram to Pounds Program

# Write a Python GUI program
# using tkinter module
# to input Kilograms in Entry
# text box widget and convert
# to Pounds on button click. 

import tkinter as tk


def main():
    window= tk.Tk()
    window.title("Kilograms to Pounds Converter")
    window.geometry("375x200")
    
    # create a label with text Enter Kilograms
    label1 = tk.Label(window, text="Enter Kilograms:")
    
    # create a label with text Pounds:
    label2 = tk.Label(window, text="Pounds:")

    # place label1 in window at position x,y 
    label1.place(x=50,y=30)

    # create an Entry widget (text box) 
    
    textbox1 = tk.Entry(window, width=12)

    # place textbox1 in window at position x,y 
    textbox1.place(x=200,y=35)
    

    # place label2 in window at position x,y 
    label2.place(x=50,y=100)
    
    # create a label3 with empty text:
    label3 = tk.Label(window, text=" ")

    # place label3 in window at position x,y 
    label3.place(x=180,y=100)

         
    def btn1_click():
        pounds = round(float(textbox1.get()) * 2.20462,5)
        label3.configure(text = str(pounds)+ '  Pounds')
        

    # create a button with text Button 1
    btn1 = tk.Button(window, text="Click Me To Convert", command=btn1_click)
    # place this button in window at position x,y 
    btn1.place(x=90,y=150)
    window.mainloop()
    

main()

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