Python Tic Tac Toe Game

tictactoe.py

class TicTacToe:
    player1 = input("What’s player #1 name? ")
    player2 = input("What’s player #2 name? ")

    def __init__(self):
        # initialize the game board
        self.board = ["1", "2", "3",
                      "4", "5", "6",
                      "7", "8", "9"]

        # initialize player names and turn
        self.player_turn = self.player1

    def print_board(self):
        # function to print the current state of the game board
        print("| " + self.board[0] + " | " + self.board[1] + " | " + self.board[2] + " |")
        print("| " + self.board[3] + " | " + self.board[4] + " | " + self.board[5] + " |")
        print("| " + self.board[6] + " | " + self.board[7] + " | " + self.board[8] + " |")

    def play_game(self):
        # main game loop
        game_over = False
        while not game_over:
            # print current game state
            self.print_board()

            # Check if all space has been fulfilled by O and X if it is fulfilled then game is tied
            result = all(self.check_values(value) for value in self.board)
            if not result:
                # prompt player for their next move
                space = int(input(f"{self.player_turn}, please choose your number to play: "))
                # check if user input is between 1 and 9 else we raise prompt
                if 1 <= space <= 9:

                    # check if the chosen space is empty
                    if self.board[space - 1] != "X" and self.board[space - 1] != "O":
                        # update the game board with the player's move
                        self.board[space - 1] = "X" if self.player_turn == self.player1 else "O"

                        # check for a win and all possible cases where the game rule is fulfilled.
                        if (self.board[0] == self.board[1] == self.board[2]) or \
                                (self.board[3] == self.board[4] == self.board[5]) or \
                                (self.board[6] == self.board[7] == self.board[8]) or \
                                (self.board[0] == self.board[3] == self.board[6]) or \
                                (self.board[1] == self.board[4] == self.board[7]) or \
                                (self.board[2] == self.board[5] == self.board[8]) or \
                                (self.board[0] == self.board[4] == self.board[8]) or \
                                (self.board[2] == self.board[4] == self.board[6]):
                            # if a win is detected, print the winner and end the game
                            print(f"Congratulations! {self.player_turn}! you Won.")
                            self.print_board()
                            again = input("Do you want to play another round? (Y/N) ")
                            if again.lower() == "y":
                                print()
                                print()
                                print("Next Round Started.")
                                print("********************************")
                                self.__init__()  # If yes, start a new game
                                self.play_game()  # Play the new game
                            else:
                                print("Thank You for playing the game!")
                                game_over = True
                        # if there is no winner, switch to the other player's turn
                        else:
                            if self.player_turn == self.player1:
                                self.player_turn = self.player2
                            else:
                                self.player_turn = self.player1
                    else:
                        # checking if space is already occupied
                        print(f"{self.player_turn}!! that space is already occupied please try again on new space")
                else:# promoting that value must be between 1 and 9
                    print(f"{self.player_turn}!! {space} is not a valid number!.")
            else:
                # case when game gets draw
                print("Game was Tied!!")
                # asking if user wants another game.
                again = input("Do you want to play another round? (Y/N) ")
                if again.lower() == "y":
                    print("Next Round Started.")
                    print("********************************")
                    self.__init__()  # If yes, start a new game
                    self.play_game()  # Play the new game
                else:
                    print("Thank You for playing the game!")
                    game_over = True

    @staticmethod
    # a method that return true or false if value space is O or X
    def check_values(value):
        return value == 'X' or value == 'O'


def main():
    # initialize class instance
    game = TicTacToe()
    # call play game method
    game.play_game()

if __name__ == "__main__":
    # call main function

    main()