tkinter calculator code
Tkinter calculator code
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**code**
import tkinter as tk
class Calculator:
def __init__(self, master):
self.master = master
master.title("Calculator")
Create the Entry widget
self.entry = tk.Entry(master, width=35, borderwidth=5)
self.entry.grid(row=0, column=0, columnspan=4, padx=10, pady=10)
Create the buttons
button_1 = tk.Button(master, text="1", padx=40, pady=20, command=lambda: self.button_click(1))
button_2 = tk.Button(master, text="2", padx=40, pady=20, command=lambda: self.button_click(2))
button_3 = tk.Button(master, text="3", padx=40, pady=20, command=lambda: self.button_click(3))
button_4 = tk.Button(master, text="4", padx=40, pady=20, command=lambda: self.button_click(4))
button_5 = tk.Button(master, text="5", padx=40, pady=20, command=lambda: self.button_click(5))
button_6 = tk.Button(master, text="6", padx=40, pady=20, command=lambda: self.button_click(6))
button_7 = tk.Button(master, text="7", padx=40, pady=20, command=lambda: self.button_click(7))
button_8 = tk.Button(master, text="8", padx=40, pady=20, command=lambda: self.button_click(8))
button_9 = tk.Button(master, text="9", padx=40, pady=20, command=lambda: self.button_click(9))
button_0 = tk.Button(master, text="0", padx=40, pady=20, command=lambda: self.button_click(0))
button_add = tk.Button(master, text="+", padx=39, pady=20, command=lambda: self.button_add())
button_subtract = tk.Button(master, text="-", padx=41, pady=20, command=lambda: self.button_subtract())
button_multiply = tk.Button(master, text="*", padx=40, pady=20, command=lambda: self.button_multiply())
button_divide = tk.Button(master, text="/", padx=41, pady=20, command=lambda: self.button_divide())
button_clear = tk.Button(master, text="Clear", padx=79, pady=20, command=lambda: self.button_clear())
button_equal = tk.Button(master, text="=", padx=91, pady=20, command=lambda: self.button_equal())
Put the buttons on the screen
button_1.grid(row=3, column=0)
button_2.grid(row=3, column=1)
button_3.grid(row=3, column=2)
button_4.grid(row=2, column=0)
button_5.grid(row=2, column=1)
button_6.grid(row=2, column=2)
button_7.grid(row=1, column=0)
button_8.grid(row=1, column=1)
button_9.grid(row=1, column=2)
button_0.grid(row=4, column=0)
button_clear.grid(row=4, column=1, columnspan=2)
button_add.grid(row=5, column=0)
button_subtract.grid(row=6, column=0)
button_multiply.grid(row=6, column=1)
button_divide.grid(row=6, column=2