coding

  from tkinter import *   first_number=second_number=operator=None   def get_digit(digit):     current = result_label['text']     new = current + str(digit)     result_label.config(text=new)   def clear():     result_label.config(text='')   def get_operator(op):     global first_number,operator       first_number = int(result_label['text'])     operator = op     result_label.config(text='') def get_result():     global first_number,second_number,operator       second_number = int(result_label['text'])       if operator == '+':               result_label.config(text=str(first_number+second_number))     elif operator == '-':       ...

  from  tkinter import * from tkinter import messagebox def handle_login():     em=email_entry.get()     pas=password_entry.get()     if em=='zusoo@gmail.com' and pas=='123456':         messagebox.showinfo('Login Successfully')     else:         messagebox.showerror('Login Fail')   root = Tk() root.title ("Login ZUSOO From") root.iconbitmap("md.jpg") root.minsize(350,500) root.configure(background='green') img= root.iconbitmap("flip.jpg") txt=Label(root,text="ZUSOOKART", fg='white',bg='green') txt.pack() txt.config(font=('verdana',24))   email_lbl=Label(root,text="Enter Email",fg='white',bg='green') email_lbl.pack(pady=(20,10)) email_lbl.config(font=('verdana',15)) email_entry=Entry(root, width=50) email_entry.pack(ipady=6)   password_lbl=Label(root,text="Enter Password",fg='white...