I simply cannot get the result displayed from the code below. Where do I go wrong?
from tkinter import* def kalkuliere(): result = int(number.get())*2 main_window = Tk() main_window.title("Calculator") main_window.geometry("300x200") number = StringVar() number.set("0") result = StringVar() result_label = Label(main_window, text = "Result").grid(column = 1, row = 1) result_value = Label(main_window, textvariable = result).grid(column = 2, row = 1) number_label = Label(main_window, text = "Number to calculate").grid(column = 1, row = 2) number_entry =Entry(main_window, width = 10,textvariable = number).grid(column = 2, row = 2) calc_button = Button(main_window, text = "Calculate", command = kalkuliere).grid(column = 2, row = 3) main_window.mainloop()