YourFirstContribution/tictactoe.py at main · TinkerHub-CUCEK/YourFirstContribution · GitHub

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board = [' ' for x in range(10)]
def insertLetter(letter, pos):
    board[pos] = letter
def spaceIsFree(pos):
    return board[pos] == " "
def printBoard(board):
    print(" " + board[1] + "| " + board[2] + "| " + board[3])
    print("---------")
    print(" " + board[4] + "| " + board[5] + "| " + board[6])
    print("---------")
    print(" " + board[7] + "| " + board[8] + "| " + board[9])
def isWinner(bo, le):
    return ((bo[7] == le and bo[8] == le and bo[9] == le) or
            (bo[4] == le and bo[5] == le and bo[6] == le) or
            (bo[1] == le and bo[2] == le and bo[3] == le) or
            (bo[1] == le and bo[4] == le and bo[7] == le) or
            (bo[2] == le and bo[5] == le and bo[8] == le) or
            (bo[3] == le and bo[6] == le and bo[9] == le) or
            (bo[1] == le and bo[5] == le and bo[9] == le) or
            (bo[3] == le and bo[5] == le and bo[7] == le))
def playMove():
    run = True
    while run:
        move = input("Please select a position to place an 'X' (1-9): ")
        try:
            move = int(move)
            if move > 0 and move < 10 :
                if spaceIsFree(move):
                    run = False
                    insertLetter("x", move)
                else:
                    print("Sorry this space is occupied")
            else:
                print("Please type the number within the range")
        except:
            print("Please type a number. ")
def compMove():
    possibleMoves = [x for x, letter in enumerate(board) if letter == ' ' and x != 0]
    move = 0
    for let in ['o','x']:
        for i in possibleMoves:
            boardCopy = board[:]
            boardCopy[i] = let
            if isWinner(boardCopy, let):
                move = i
                return move
    cornersOpen = []
    for i in possibleMoves:
        if i in [1,3,7,9]:
            cornersOpen.append(i)
    if len(cornersOpen) > 0:
        move = selectRandom(cornersOpen)
        return move
    if 5 in possibleMoves:
        move = 5
        return move
    edgesOpen = []
    for i in possibleMoves:
        if i in [2,4,6,8]:
            edgesOpen.append(i)
    if len(edgesOpen) > 0:
        move = selectRandom(edgesOpen)
    return move
def selectRandom(li):
    import random
    ln = len(li)
    r = random.randrange(0, ln)
    return li[r]
def isBoardFull(board):
    if board.count(" ") > 1:
        return False
    else:
        return True
def main():
    print("welcome tic tac toe")
    printBoard(board)
    while not(isBoardFull(board)):
        if not(isWinner(board, "o")):
            playMove()
            printBoard(board)
        else:
            print("Sorry, O's won this time! ")
            break
        if not(isWinner(board, "x")):
            move  = compMove()
            if move == 0:
                print("Tie game")
            else:
                insertLetter("o", move)
                print("Computer placed an 'o' in position", move, ":")
                printBoard(board)
        else:
            print("X's won this time! Good job")
            break
    if isBoardFull(board):
        print("Tie game")

main()