board: List[str] = list('.' * 9)

player: str = 'X'

quit: bool = False

draw: bool = False

error: Optional[str] = None

"""Make a jazz noise here"""

state = State()

while True:

print("\033[H\033[J")

print(format_board(state.board))

if state.error:

print(state.error)

elif state.winner:

print(f'{state.winner} has won!')

break

elif state.quit:

print('You lose, loser!')

break

elif state.draw:

print("All right, we'll call it a draw.")

break

"""Get the player's move"""

player = state.player

cell = input(f'Player {player}, what is your move? [q to quit]: ')

if cell == 'q':

return state._replace(quit=True)

if not (cell.isdigit() and int(cell) in range(1, 10)):

return state._replace(error=f'Invalid cell "{cell}", please use 1-9')

cell_num = int(cell)

if state.board[cell_num - 1] in 'XO':

return state._replace(error=f'Cell "{cell}" already taken')

board = state.board

board[cell_num - 1] = player

return state._replace(board=board,

player='O' if player == 'X' else 'X',

winner=find_winner(board),

draw='.' not in board,

"""Format the board"""

cells = [str(i) if c == '.' else c for i, c in enumerate(board, 1)]

bar = '-------------'

cells_tmpl = '| {} | {} | {} |'

return '\n'.join([

bar,

cells_tmpl.format(*cells[:3]), bar,

cells_tmpl.format(*cells[3:6]), bar,

cells_tmpl.format(*cells[6:]), bar

"""Return the winner"""

winning = [[0, 1, 2], [3, 4, 5], [6, 7, 8], [0, 3, 6], [1, 4, 7],

[2, 5, 8], [0, 4, 8], [2, 4, 6]]

for player in ['X', 'O']:

for i, j, k in winning:

combo = [board[i], board[j], board[k]]

if combo == [player, player, player]:

return player