TicTacToe

def display_board(board):

    for i in range(7, 0, -3):
        for n in range(0, 3):
            print(board[i+n], end=' ')
        print()


def player_input():

    n=''
    while n!='X' and n!='O':
        n=input('X or O: ')
    return n


def place_marker(board, marker, position):
    board[position]=marker
    return board


def win_check(board, a):
    check=False
    for i in range(7, 0, -3):
        if board[i]==board[i+1]==board[i+2]==a:
            check=True
    for i in range(1, 4):
        if board[i]==board[i+3]==board[i+6]==a:
            check=True
    if board[1]==board[5]==board[9]==a or board[3]==board[5]==board[7]==a:
        check=True
    return check


def space_check(board, position):
    if board[position]!='.':
        return False
    else:
        return True

def full_board_check(board):
    for i in board:
        if i=='.':
            return False
    return True

if __name__=="__main__":
    game_on='Y'
    while game_on=='Y':
        print('\n'*100)
        testboard2 = ['.' for x in range(0, 10)]
        display_board(testboard2)
        i=''
        while not win_check(testboard2, i):
            print('\n'*100)
            display_board(testboard2)
            i=player_input()
            loc=int(input('Enter position: '))
            while not space_check(testboard2, loc):
                print('Choose again: ')
                loc=int(input('Enter position: '))
            place_marker(testboard2, i, loc)
            win_check(testboard2, i)
            if full_board_check(testboard2):
                print('Het bang')
                break
        print('\n'*100)
        display_board(testboard2)
        print('The player {} won the game'.format(i))
        game_on=input('Play again? Y/N: ')
    print("Thank you for playing this game. I've worked my butt off on this")