#imports
    from tkinter import *
    from tkinter import messagebox as ms
    import sqlite3

    # make database and users (if not exists already) table at programme start up
    with sqlite3.connect('quit.db') as db:
        c = db.cursor()

    c.execute('CREATE TABLE IF NOT EXISTS user (username TEXT NOT NULL ,password TEX NOT NULL);')
    db.commit()
    db.close()

    #main Class
    class main:
        def __init__(self,master):
            # Window
            self.master = master
            # Some Usefull variables
            self.username = StringVar()
            self.password = StringVar()
            self.n_username = StringVar()
            self.n_password = StringVar()
            #Create Widgets
            self.widgets()

    def NewPage():
        global NewRoot
        root.withdraw() # hide (close) the root/Tk window
        NewRoot = tk.Toplevel(root)
        # use the NewRoot as the root now

    #Login Function
    def login(self):
        with sqlite3.connect('quit.db') as db:
            c = db.cursor()

        #Find user If there is any take proper action
        find_user = ('SELECT * FROM user WHERE username = ? and password = ?')
        c.execute(find_user,[(self.username.get()),(self.password.get())])
        result = c.fetchall()
        if result:
            self.logf.pack_forget()
            self.head['text'] = self.username.get() + 'n Logged In'
            self.head['pady'] = 150
            root.after(2000, NewPage)
        else:
            ms.showerror('Oops!','Username Not Found.')

        def new_user(self):
            #Establish Connection
            with sqlite3.connect('quit.db') as db:
                c = db.cursor()

            #Find Existing username if any take proper action
            find_user = ('SELECT * FROM user WHERE username = ?')
            c.execute(find_user,[(self.username.get())])
            if c.fetchall():
                ms.showerror('Error!','Username Taken Try a Diffrent One.')
            else:
                ms.showinfo('Success!','Account Created!')
                self.log()
            #Create New Account
            insert = 'INSERT INTO user(username,password) VALUES(?,?)'
            c.execute(insert,[(self.n_username.get()),(self.n_password.get())])
            db.commit()

            #Frame Packing Methords
        def log(self):
            self.username.set('')
            self.password.set('')
            self.crf.pack_forget()
            self.head['text'] = 'LOGIN'
            self.logf.pack()
        def cr(self):
            self.n_username.set('')
            self.n_password.set('')
            self.logf.pack_forget()
            self.head['text'] = 'Create Account'
            self.crf.pack()

        #Draw Widgets
        def widgets(self):
            self.head = Label(self.master,text = 'LOGIN',font = ('',35),pady = 10)
            self.head.pack()
            self.logf = Frame(self.master,padx =10,pady = 10)
            Label(self.logf,text = 'Username: ',font = ('',20),pady=5,padx=5).grid(sticky = W)
            Entry(self.logf,textvariable = self.username,bd = 5,font = ('',15)).grid(row=0,column=1)
            Label(self.logf,text = 'Password: ',font = ('',20),pady=5,padx=5).grid(sticky = W)
            Entry(self.logf,textvariable = self.password,bd = 5,font = ('',15),show = '*').grid(row=1,column=1)
            Button(self.logf,text = ' Login ',bd = 3 ,font = ('',15),padx=5,pady=5,command=self.login).grid()
            Button(self.logf,text = ' Create Account ',bd = 3 ,font = ('',15),padx=5,pady=5,command=self.cr).grid(row=2,column=1)
            self.logf.pack()

            self.crf = Frame(self.master,padx =10,pady = 10)
            Label(self.crf,text = 'Username: ',font = ('',20),pady=5,padx=5).grid(sticky = W)
            Entry(self.crf,textvariable = self.n_username,bd = 5,font = ('',15)).grid(row=0,column=1)
            Label(self.crf,text = 'Password: ',font = ('',20),pady=5,padx=5).grid(sticky = W)
            Entry(self.crf,textvariable = self.n_password,bd = 5,font = ('',15),show = '*').grid(row=1,column=1)
            Button(self.crf,text = 'Create Account',bd = 3 ,font = ('',15),padx=5,pady=5,command=self.new_user).grid()
            Button(self.crf,text = 'Go to Login',bd = 3 ,font = ('',15),padx=5,pady=5,command=self.log).grid(row=2,column=1)



    if __name__ == '__main__':
        #Create Object
        #and setup window
        root = Tk()
        root.title('Login Form')
        #root.geometry('400x350+300+300')

        main(root)
        root.mainloop()