Tic-Tac-Toe

A very popular pen and paper game, players take turns marking spaces in a 3*3 grid. First player to get three in a row(vertically, horizontally or diagonally) wins the game. Lets see how strategic you can get!

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    # import modules
    from tkinter import *
    import tkinter.messagebox

    # Create main window
    tk = Tk()

    # Set window title and icon
    tk.title("Tic Tac Toe")
    tk.iconbitmap("logo-ico.ico")

    # Player variables
    pa = StringVar()
    pb = StringVar()
    p1 = StringVar()
    p2 = StringVar()

    player1_name = Entry(tk, textvariable=p1, bd=5)
    player1_name.grid(row=1, column=1, columnspan=8)
    player2_name = Entry(tk, textvariable=p2, bd=5)
    player2_name.grid(row=2, column=1, columnspan=8)

    button_click = True
    flag = 0

        # Functions
    # Function to disable Buttons
    def disableButton():
        B1.configure(state=DISABLED)
        B2.configure(state=DISABLED)
        B3.configure(state=DISABLED)
        B4.configure(state=DISABLED)
        B5.configure(state=DISABLED)
        B6.configure(state=DISABLED)
        B7.configure(state=DISABLED)
        B8.configure(state=DISABLED)
        B9.configure(state=DISABLED)

    # Function to display X and O
    def buttonClick(buttons):
        global button_click, flag, player2_name, player1_name, pb, pa
        if buttons["text"] == " " and button_click == True:
            buttons["text"] = "X"
            button_click = False
            pb = p2.get() + " Wins!"
            pa = p1.get() + " Wins!"
            checkForWin()
            flag += 1

        elif buttons["text"] == " " and button_click == False:
            buttons["text"] = "O"
            button_click = True
            checkForWin()
            flag += 1
        else:
            tkinter.messagebox.showinfo("Tic-Tac-Toe", "Button already Clicked!")

    # Function to check WIN condition
    def checkForWin():
        if (B1['text'] == 'X' and B2['text'] == 'X' and B3['text'] == 'X' or
            B4['text'] == 'X' and B5['text'] == 'X' and B6['text'] == 'X' or
            B7['text'] =='X' and B8['text'] == 'X' and B9['text'] == 'X' or
            B1['text'] == 'X' and B5['text'] == 'X' and B9['text'] == 'X' or
            B3['text'] == 'X' and B5['text'] == 'X' and B7['text'] == 'X' or
            B1['text'] == 'X' and B2['text'] == 'X' and B3['text'] == 'X' or
            B1['text'] == 'X' and B4['text'] == 'X' and B7['text'] == 'X' or
            B2['text'] == 'X' and B5['text'] == 'X' and B8['text'] == 'X' or
            B7['text'] == 'X' and B6['text'] == 'X' and B9['text'] == 'X'):
            disableButton()
            tkinter.messagebox.showinfo("Tic-Tac-Toe", pa)

        elif(flag == 8):
            tkinter.messagebox.showinfo("Tic-Tac-Toe", "It is a Tie")

        elif (B1['text'] == 'O' and B2['text'] == 'O' and B3['text'] == 'O' or
                B4['text'] == 'O' and B5['text'] == 'O' and B6['text'] == 'O' or
                B7['text'] == 'O' and B8['text'] == 'O' and B9['text'] == 'O' or
                B1['text'] == 'O' and B5['text'] == 'O' and B9['text'] == 'O' or
                B3['text'] == 'O' and B5['text'] == 'O' and B7['text'] == 'O' or
                B1['text'] == 'O' and B2['text'] == 'O' and B3['text'] == 'O' or
                B1['text'] == 'O' and B4['text'] == 'O' and B7['text'] == 'O' or
                B2['text'] == 'O' and B5['text'] == 'O' and B8['text'] == 'O' or
                B7['text'] == 'O' and B6['text'] == 'O' and B9['text'] == 'O'):
            disableButton()
            tkinter.messagebox.showinfo("Tic-Tac-Toe", pb)


    buttons = StringVar()

    # Creating Input Label
    label = Label(tk, text="Player 1:", font='Helvetica', bg='pink',
                    fg='black', height=1, width=10)
    label.grid(row=1, column=0)

    label = Label(tk, text="Player 2:", font='Helvetica', bg='pink',
                    fg='black', height=1, width=10)
    label.grid(row=2, column=0)



    # Creating and Styling Buttons
    B1 = Button(tk, text=" ", font='Times 20 bold', bg='green', fg='yellow',
                height=4, width=8, command=lambda: buttonClick(B1))
    B1.grid(row=3, column=0)

    B2 = Button(tk, text=' ', font='Times 20 bold', bg='green', fg='yellow',
                height=4, width=8, command=lambda: buttonClick(B2))
    B2.grid(row=3, column=1)

    B3 = Button(tk, text=' ', font='Times 20 bold', bg='green', fg='yellow',
                height=4, width=8, command=lambda: buttonClick(B3))
    B3.grid(row=3, column=2)

    B4 = Button(tk, text=' ', font='Times 20 bold', bg='green', fg='yellow',
                height=4, width=8, command=lambda: buttonClick(B4))
    B4.grid(row=4, column=0)

    B5 = Button(tk, text=' ', font='Times 20 bold', bg='green', fg='yellow',
                height=4, width=8, command=lambda: buttonClick(B5))
    B5.grid(row=4, column=1)

    B6 = Button(tk, text=' ', font='Times 20 bold', bg='green', fg='yellow',
                height=4, width=8, command=lambda: buttonClick(B6))
    B6.grid(row=4, column=2)

    B7 = Button(tk, text=' ', font='Times 20 bold', bg='green', fg='yellow',
                height=4, width=8, command=lambda: buttonClick(B7))
    B7.grid(row=5, column=0)

    B8 = Button(tk, text=' ', font='Times 20 bold', bg='green', fg='yellow',
                height=4, width=8, command=lambda: buttonClick(B8))
    B8.grid(row=5, column=1)

    B9 = Button(tk, text=' ', font='Times 20 bold', bg='green', fg='yellow',
                height=4, width=8, command=lambda: buttonClick(B9))
    B9.grid(row=5, column=2)

    tk.mainloop()