how to create buttons in python tkinter code example

Example 1: how to add button in tkinter

from tkinter import *
window = Tk()

def got_clicked():
  print("I got clicked!")

my_button = Button(text="Click me", command=got_clicked)
my_button.pack()

window.mainloop()

Example 2: give utton a number python

def callback(self, number):
    new_value = self.user_input.get() + str(number)
    self.user_input.set(new_value)