70_Entrybox.py

from tkinter import *

# entry widget = textbox that accepts a single line of user input

def submit():
    username = entry.get()
    print("Hello "+username)
    entry.config(state=DISABLED)

def delete():
    entry.delete(0,END)

def backspace():
    entry.delete(len(entry.get())-1, END)

window = Tk()

entry = Entry(window,
              font=("Arial",50),
              fg="#00FF00",
              bg="black",
              show="*")
#entry.insert(0,'Spongebob')
entry.pack(side=LEFT)

submit_button = Button(window,text="submit",command=submit)
submit_button.pack(side=RIGHT)

delete_button = Button(window,text="delete",command=delete)
delete_button.pack(side=RIGHT)

backspace_button = Button(window,text="backspace",command=backspace)
backspace_button.pack(side=RIGHT)


window.mainloop()