tkinter.Label(background)

Definition
The option sets the Label background.

Syntax
tkinter.Label(background=color)
Label(background=color)

Examples
Label(background)
The Entry.get() input text verified through Button(command).
from tkinter import*

master=Tk()
master.title("Login")

def validate1():
    if  entry.get()=="pythonlake":
        label1=Label(master, text="Welcome")
        label1.grid(row=0,column=3)
        entry.destroy()
        button.destroy()
        label.destroy()
    else:
        label2=Label(master, text="You are not authorized", background="red", fg="white")
        label2.grid(row=0,column=3)

label=Label(master, text="Enter your username: ")
label.grid(row=0,column=0)
           
entry=Entry(master)
entry.grid(row=0,column=1)

button=Button(master, text="Submit",command=validate1)
button.grid(row=0,column=2)

master.mainloop()





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