# pythonic_command.py

# pythonic_command.py

from Tkinter import *
root = Tk()

def cash(price=0):
    def wrap():
        total.set(int(total.get()) + price)
    return wrap

Button(root, text = "ones",width = 20, command = cash(1)).pack()
Button(root, text = "tens",width = 20, command = cash(10)).pack()
Button(root, text = "hundreds",width = 20, command = cash(100)).pack()
Button(root, text = "thousands",width = 20, command = cash(1000)).pack()

total = StringVar()
total.set(0)
Label(root, text = '$').pack(side=LEFT)
Label(root, textvariable = total).pack(side=LEFT)