Class and object in Python Tkinter

 

from tkinter import *

        # In class self = Tk (ak = Tk() now self = Tk)

class GUI(Tk):

    def __init__(self):

        super().__init__()

        self.geometry("500x300")

       

    def status(self):

        self.var = StringVar()

        self.var.set("Ready")

        self.statusbar = Label(self,textvar=self.var,relief=SUNKEN,anchor="w",bg="gray")

        self.statusbar.pack(side=BOTTOM,fill=X)

   

    def chick(self):

        self.var.set("Chicked")

    def createbtn(self):

        Button(text="Submit",command=self.chick).pack()

       

if __name__ == '__main__':

    window= GUI()

    window.status()

    window.createbtn()

    window.mainloop()